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1

- 15

Thermal Overcurrent Circuit Breakers 104/105/106-...

Issue B

1

Current

Internal

Current

Internal 

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.05

285

1.8

0.28

0.08

134

2

0.25

0.1

81

2.5

0.18

0.2

22

3

0.11

0.3

8.7

3.5

0.076

0.4

5.5

4

0.067

0.5

3.3

4.5

0.051

0.6

2.45

5

≤ 0.05

0.7

1.6

6

≤ 0.05

0.8

1.45

7

≤ 0.05

1

0.9

8

≤  0.05

1.2

0.6

10

≤ 0.05

1.5

0.4

Description

Typical applications

Ordering information

Approvals

Technical data

Miniaturised single pole thermal circuit breaker with push-to-reset,
tease- free, trip-free, snap action mechanism (R-type TO CBE to EN
60934). Available in versions for PCB or panel mounting, snap-in or
threadneck, or as an integral type. Manual release facility optional for
type 105.
Approved to CBE standard EN 60934 (IEC 60934). For higher current
ratings see type 1140.

Motors, transformers, solenoids, printed circuit boards, hand-held
machines and appliances, marine applications, caravans.

104-... 105-...

106-...

For further details please see chapter: Technical Information

Voltage rating     

AC 240 V; DC 48 V  
(UL: AC 250 V; DC 48 V)

Current ratings         

0.05...10 A

Auxiliary circuit       

0.5 A, AC 240 V, DC 28 V

Typical life           

AC 240 V

0.05...8 A

2,000 operations at 1 x I

N

, inductive

0.05...5 A

3,000 operations at 2 x I

N

, inductive 

6...8 A:     500 operations at 2 x I

N

, inductive  

DC 48 V

0.05...8 A

2,000 operations at 1 x I

N

, inductive

0.05...5 A

3,000 operations at 2 x I

N

, inductive 

6...8 A:     500 operations at 2 x I

N

, inductive

10 A      

200 operations at 1 x I

N

, inductive 

10 A         50 operations at 2 x I

N

, inductive

Ambient temperature        -20...+60 °C  (-4...+140 °F)  T 60

Insulation co-ordination      rated impulse      

pollution

(IEC 60664 and 60664 A)    withstand voltage  

degree

2.5 kV               

2

reinforced insulation in operating area

Dielectric strength     

test voltage

(IEC 60664 and 60664A)

operating area         

AC 3,000 V 

Insulation resistance   

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.05...8 A

6 x I

N  

AC

> 8...10 A

5 x I

N  

AC

0.05...10 A

6 x I

N  

DC

Interrupting capacity   

I

N

U

N

(UL 1077)         

0.05...10 A

AC 250 V

2,000 A

0.05...10 A

DC 48 V   

200 A

Degree of protection

operating area IP40

(IEC 60529/DIN 40050)     terminal area IP00

Vibration              

10 g (57-500 Hz) ± 0.76 mm (10-57 Hz),
to IEC 60068-2-6, test Fc,
10 frequency cycles/axis

Shock                  

25 g (11 ms) to IEC 60068-2-27, test Ea

Corrosion              

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity               

240 hours at 95 % RH,
to IEC 60068-2-78, test Cab

Mass                   

approx. 10 g

Authority         

Voltage ratings       

Current ratings

VDE, SEV,

AC 240 V

0.05...8 A 

Kema (EN 60934)

DC 48 V

0.05...10 A

CSA, UL

AC 250 V; DC 48 V

0.05...10 A

Circuit breakers with -Si51 not approved

Standard current ratings and typical internal resistance values

Type No.
104

PCB mounting type (-PR), or integral type (-P30/P10)

105

snap-in panel mounting

106

threadneck panel mounting with hex and knurled nut*

106-M2

threadneck panel mounting 3/8-27UNS with collar, hex nut and 
knurled nut* 

Terminal design
P10

blade terminals A6.3-0.8 (QC .250)

P30

blade terminals A2.8-0.8 (QC .110)

PR

solder terminal pins for PCB mounting (type 104 only)

PR2

PCB mounting (vertical), type 104 only up to 6 A

PR3

PCB mounting (vertical), type 104 only

Shunt terminal (optional)
A3

same as main terminals (up to I

N

6 A/3 A max. load) 

Manual release facility (optional)
H

only with type 105

Auxiliary contacts (optional)
Si51

type 104 only

Current ratings 
0.05...10 A

106    -

P30  - ..  - ..  -

..    - 5 A

=  ordering example

The exact part number required can be built up from the table of choices shown
above. Ordering references for optional features should be omitted if not required.

* mounting hardware bulk shipped

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

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Issue B

Thermal Overcurrent Circuit Breakers 104/105/106-...

1

Dimensions

4.5

PCB mounting hole

s

8

±

0.2

1

2

3

1

2

21.5

17.5

23.5

5

9.5

12.5

21.5

9.5

23.5

5

12.5

104-PR-

S

i51

104-PR-A3-

S

i51

0.05...6 A

104-PR-

S

i51

7...10 A

8

±

0.2

4

5

4

5

ø1

ø1.5

ø1.5

ø1

.039

.039

.846

.925

.846

.059

.374

.374

.689

.059

.197

.492

.925

.315

±

.008

.315

±

.008

ø7

1.2

3.5

27.6

31.6

23

21

ø0.9

ø4

max. 3

10

 ON

6.5

.394

OFF

.256

.157

.138

1.09

1.24

max .118

.047

.276

.827

.906

.035

terminal de

s

ign for

correct 

s

tand-off di

s

tance

s

9

11

17.5

19

1

21

.354

.689

.748

.827

(A3)

.039

.433

0.8

.177

.031

.492

.197

104-P30

104-PR-(A3)-

S

i51

hole for
mounting 

s

crew M2

u

s

able depth 4.5 mm (.177 in.)

ø4

max. 3

9.5

 ON

29.6

6.5

.374

OFF

.256

.157

.374

1.09

1.16

max .118

.047

cut-out dimen

s

ion

s

6.5

11

9

19

ø7

1.2

9.5

27.6

blade terminal

s

DIN 46244-A2.8-0.8
(

Q

C .110)

Ø 2.2

6.5

7.3

104-P30

7...10 A

104-P30-A3

0.05...6 A

.276

.256

.087

.287

.256

.354

.748

.433

PCB mounting hole

s

hole for mounting 

s

crew M2x5

7...10 A

0.05...6 A

10

.047

.035

.047

.244

.303

.606

.035

.083

.213

.303

.157

.213

.157

7...10 A

.031

.606

.157

27.6

1.09

.047

6.5

.433

.358

.756

ø4

.276

.256

max. 3

1.17

 OFF

15.4

ø7

ON

6.5

.374

9.5

.157

max .118

1.2

29.6

1.2

0.9

6.2

.256

11

9.1

19.2

4

.394

0.8

1.2

0.9

4

5.4

7.7

2.1

15.4

.035

0.9

7.7

4

5.4

104-PR

104-PR3

0.05...6 A

.315

±

.008

ø4

1.2

max. 3

9.5

 ON

3.5

27.6

29.6

1

11

0.8

9.1

17.5

21

4.5

0.5

30

8

±

0.2

17.5

0.5

30

9.5

terminal de

s

ign for

correct 

s

tand-off di

s

tance

s

104-PR
104-PR-A3
0.05...6 A

104-PR
7...10 A

19.2

1

2

3

9.5

1

2

8

±

0.2

ø1.5

ø1.5

ø1.5

6.5

.374

OFF

.256

.157

.138

1.09

1.16

max .118

.047

.020

.020

.059

1.18

.059

1.18

.059

.374

.374

.689

.039

.177

.031

.433

.358

.689

.756

.827

PCB mounting hole

s

.315

±

.008

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

- 17

Thermal Overcurrent Circuit Breakers 104/105/106-...

Issue B

1

Dimensions

hole for mounting

s

crew M2x5

6.5

.433

.358

.756

.256

11

9.1

19.2

11

2

27.6

29.6

19

ø4

max. 3

9.5

 ON

6.5

.374

OFF

.256

.374

1.09

1.16

max .118

.047

1.2

9.5

.157

.079

.433

.157

.748

25

14

12

.551

.472

.984

panel cut-out

11

9.5

14

±

0.4

2

25

12

ø4

 ON

6.5

OFF

105-P..-H

d

b

a

105-
P307...10 A

105-P30-A3
0.05...6 A

3.8

105-P30

0.05...6 A

104-PR2

27.6

1.09

.047

ø4

.276

.256

max. 3

1.17

 OFF

.079

.276

.142

.031

.591

1.52

.276

ø7

ON

6.5

.374

9.5

.157

38.5

0.8

15

7

max .118

1.2

29.6

2

7

3.6

blade terminal

s

DIN 46244-A2.8-0.8
(

Q

C .110)

.150

.433

.079

.374

.256

.157

.551

±

.016

.472

.984

ø7

.276

0.8
1.0
1.5

2-3

21.9
22
22.1
22.2

b

11.3

+0.3

d

a

.031
.039
.059

.079-.118

.862
.866
.870
.874

mm

inch

mm

inch

.445

+.012

ø7

.276

106-P30
7...10 A

106-P30-A3
0.05...6 A

S

W14

max. 3

 ON

 OFF

3/8-27UN

S

-2A

tightening tor

q

ue max. 0.8 Nm

ø4

0.7

7

27.6

9.5

19

1.2

11

blade terminal

s

DIN 46244-A2.8-0.8
(

Q

C .110)

15.7

8.8

9

.157

13.5

.531

10.5

.413

.047

max .118

.748

.433

.618

.346

.354

mounting hole

9.6

- 0.1

8.9

 - 0.1

.350

 - .004

.378

 - .004

.551

.028

.276

1.09

.374

106-P30

106-M2

3/8-27UN

S

-2A

tightening tor

q

ue max. 0.8 Nm

mounting hole

9.6

- 0.1

8.9

 - 0.1

.350

 - .004

.378

 - .004

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Terminal design

blade terminal

s

DIN 46244-A6.3-0.8
(

Q

C  .250)

0.05...6 A

7...10 A

6.3

10

polarizing tooth

0.05...6 A

5.3

polarizing tooth

0.05...6 A

9.5

.394

.248

.209

.374

104/105/106-P10

104/105/106-P10-A3

104/105/106-P30-A3

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

- 18

Issue B

Thermal Overcurrent Circuit Breakers 104/105/106-...

1

This is a metric design and millimeter dimensions take precedence ( mm )

inch

1

2

4

6

8 10

20

40

T

rip time in 

s

econd

s

… time

s

 rated current

0.05 - 6 A

7 - 10 A

10000

1000

100

10

1

0.1

Installation drawings

Typical time/current characteristics at +23 °C/+73.4 °F

Accessories

Internal connection diagrams

mounting area

mounting area

8

.315

operating area

8

.315

mounting area

operating area

8

104-…

105-…

106-…

.315

operating area

8

.315

8

.315

8

.315

8

.315

8

.315

8

.315

8

.315

8

.315

8

.315

1

2

5

4

1

2

1

2

3

3

Type

s

104
105
106

Type

s

104-...-A3
105-...-A3
106-...-A3

Type 104-...-A3-

S

i51

Water 

s

pla

s

h cover (tran

s

parent)/

k

nurled nut a

ss

embly

(type 106-... only)

X 201 285 01

Degree of protection IP64

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factor 

0.76 0.84 0.92 1

1.08

1.16  1.24

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

- 19

Thermal Overcurrent Circuit Breaker 127-...

Issue B

1

Current

Internal Current

Internal 

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.05

280

1.5

0.6

0.08

100

1.8

0.4

0.1

110

2

0.3

0.15

56

2.5

0.2

0.2

29

3

0.1

0.25

18

3.5

0.06

0.3

14

4

0.06

0.35

9.8

4.5

0.05

0.4

7

5

0.05

0.45

5.9

6

0.02

0.5

4.9

7

0.02

0.6

3.4

8

0.02

0.7

2.5

10

< 0.02

0.8

1.8

15

< 0.02

0.9

1.5

16

< 0.02

1

1.2

20

< 0.02

1.2

0.8

25

< 0.02

Description

Typical applications

Ordering information

Approvals

Technical data

Single pole thermal circuit breaker with push-to-reset, tease-free, trip-
free, snap action mechanism (R-type TO CBE to EN 60934; M-type
when fitted with optional manual release feature). Available in versions
for plug-in or integral mounting, track mounting, or with a frame for
snap-in panel mounting. The optional -KF housing is particularly suited
to high humidity and other damp conditions. 
Approved to CBE standard EN 60934 (IEC 60934).

Motors, transformers, solenoids, battery chargers, extra low voltage
systems.

127-F-... 127-T11-...

For further details please see chapter: Technical Information

Voltage rating                 

AC 250 V; DC 28 V  
(UL: AC 250 V; DC 50 V)

Current ratings                   0.05...25 A

Typical life

0.05...16 A 5,000 operations at 2 x I

N

, inductive

17...25 A

5,000 operations at 2 x I

N

, resistive

Ambient temperature

-20...+60 °C (-4...+140 °F)

Insulation co-ordination    rated impulse

pollution

(IEC 60664 and 60664 A)

withstand voltage      degree
2.5 kV               

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A)    test voltage

operating area

AC 3,000 V 

Insulation resistance

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

type -F: 0.05 ...2.5 A   

8 x I

N

3...5 A   

20 x I

N

6...12 A 

200 A

13...25 A       

400 A

type -T: 0.05...2.5 A

8 x I

N

3...5 A      

20 x I

N

6...25 A      

400 A

Degree of protection

operating area IP40

(IEC 60529/DIN 40050)       terminal area IP00

Vibration                            8 g (57-500 Hz) ± 0.61 mm (10-57 Hz)

to IEC 60068-2-6, test Fc, 
10 frequency cycles/axis

Shock                               25 g (11 ms), to IEC 60068-2-27, test Ea

Corrosion                      

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                        

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 127-F-..: approx. 24 g 

127-T..-: approx. 35 g

Authority     

Voltage ratings     

Current ratings

VDE (EN 60934)

AC 250 V; DC 28 V

0.05...25 A 

CSA, UL

AC 250 V

0.1...20 A

DC 50 V

0.1...25 A

CCC

AC 250 V

0.05...25 A 

Type 127-T..-  without approvals

Standard current ratings and typical internal resistance values

Type No.
127 

Mounting options

leave blank for integral/plug-in option

F

for snap-in mounting  

T11

track mounting with captive stud terminals M4

T12

track mounting with screw terminals M4

Terminal design (for use with and without flange -F)
P10

blade terminals A6.3-0.8 (QC .250)

K10

screw terminals M4x6  

Manual release (optional)
H

manual release facility

Special housing (optional)
KF

for tropical and high humidity conditions
(not for -T11 and -T12)

Current ratings
0.05...25 A

127  - F  -  P10 - H   -  ..  - 10 A

= ordering example

The exact part number required can be built up from the table of choices shown
above. Ordering references for optional features should be omitted if not required.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

- 20

Issue B

Thermal Overcurrent Circuit Breaker 127-...

1

a
b

38

±

0.1

38.4

±

0.1

1-2.5

2.6-4

I

II

ø4

2

6.5

11.5

45

19.8

31

9.4

11.5

blade terminal
DIN 46244-A6.3-0.8
(

Q

C .250)

41.5

16

a

b

14.5

±

0.2

.157

.079

1.77

.370

.256

ON

OFF

.453

.780

1.22

.453

.571

±

.008

.630

1.63

mm

inch

1.50

±

.004

.039-.098

mm

inch

1.51

±

.004

.102-.157

127-F-P10-H

127-T11

s

pacing

31

ø4

11.5

52

63

44

54

G profile
EN 50035-G...

47

M4

13

7

14

tightening tor

q

ue

for M4 max. 1.2 Nm

6

12

.157

1.85

2.05

2.48

.472

ON

OFF

.236

1.73

2.13

.551

.276

.512

.453

1.22

127-T12

s

pacing

31

ø4

11.5

52

63

44

54

G profile
EN 50035-G...

47

M4

13

7

14

tightening tor

q

ue

for M4 max. 1.2 Nm

6

12

.157

1.85

2.05

2.48

.472

ON

OFF

.236

1.73

2.13

.551

.276

.512

.453

1.22

operating area

mounting area

127-F

127-T11

127-T12

34

53

max. 2

34

max. 2

26

34

1

53

operating area

mounting area

1.34

2.09

1.34

1.02

.039

2.09

max .079

max .079

1.34

34

53

max. 2

34

max. 2

26

34

1

53

operating area

mounting area

1.34

2.09

1.34

1.02

.039

2.09

max .079

max .079

1.34

max. 2

max .079

Dimensions

Installation drawings 

Terminal design 127-F-K10

flat head 

s

crew  M4x6 I

S

O 1580

tightening tor

q

ue max. 1.2 Nm

9.4

.370

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 127-...

Issue B

1

1

2

4

6

8 10

20

40

T

rip time in 

s

econd

s

... time

s

 rated current

0.05 - 2.7 A

2.8 - 23 A

10000

1000

100

10

1

0.1

25 A

Typical time/current characteristics at +23 °C/+73.4 °F

Internal connection diagram

1

2

Accessories

Connector bu

s

 lin

ks

 -K10

X 210 589 01/ 

2.5 mm

2

 (AWG 14), blac

k

 (up to 20 A max. load)

X 210 589 02/ 

1.5 mm

2

 (AWG 16), brown (up to 13 A max. load)

Connector bu

s

 lin

ks

 -P10

X 210 588 01/ 

1.5 mm

2  

(AWG 16), brown  (up to 13 A max. load)

X 210 588 02/

 2.5 mm

2

 (AWG 14), blac

k

 (up to 20 A max. load)

X 210 588 03/

 2.5 mm

2

 (AWG 14), red  (up to 20 A max. load

)

X 210 588 04/ 

2.5 mm

2

 (AWG 14), blue  (up to 20 A max. load)

Mounting 

s

oc

k

et

s

10F-P10

 (up to 16 A max. load)

75

10F-K10

 (up to 20 A max. load)

10F-A10

 (up to 16 A max. load)

Acce

ss

orie

s

 for 

s

oc

k

et

s

 (

up to 20 A max. load)

2-way bu

s

 bar 

Y 301 166 02

 4-way 

bu

s

 bar 

Y 301 166 01

~70

100 

q

uic

k

-connect tab

s

 6.3 (.250)

DIN 46247 tinned bra

ss

,

in

s

ulated

~2.76

~70

50 pin lug

s

 to DIN 46230

tinned copper

~2.76

ø2.5

.099

22.9

4.2

7.9

12.5

2.9

8.5

15

thic

k

ne

ss

 = 0.8 mm

.031 in.

15

15

15

52.9

.165

.311

.492

.114

.335

.591

.902

.591

.591

.591

2.08

blade terminal

s

 DIN 46244-A6.3-0.8 (

Q

C .250)

1

45

wire cro

ss

 

s

ectional area

s

2 x max. 2.5 mm

2

 (AWG14) 

s

tranded

2 x max. 4 mm

2

 (AWG12) 

s

olid

1

30

21

22

11

12

5.6

9.5

50

7.5

15

75

12

13

6

12

7

68

21

22

11

12

blade terminal

s

 DIN 46244-A6.3-0.8 (

Q

C .250)

8

59

8

7

21

22

11

12

2.68

.315

.591

.296

.039

.039

.220

.374

1.97

1.77

2.95

.236

.472

.472

.276

.512

.315

.276

wire cro

ss

 

s

ectional area

s

2 x max. 2.5 mm

2

 (AWG14) 

s

tranded

2 x max. 4 mm

2

 (AWG12) 

s

olid

2.32

1.18

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

This is a metric design and millimeter dimensions take precedence ( mm )

inch

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factor 

0.76 0.84 0.92 1

1.08

1.16  1.24

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Automotive Circuit Breaker 129-L11-H-KF

Issue B

1

Description

Typical applications

Ordering information

Approvals

Technical data

Single pole thermal circuit breaker with push-to-reset, tease-free, trip-
free, snap action mechanism and separate manual release (M-type
TO CBE to EN 60934). Designed for bolt-on mounting with terminal
block type 83-P10.

Extra low voltage wiring systems on all types of vehicles and marine
craft.

129-L11-H-KF

Authority

Voltage rating

Current rating

CSA, UL

AC 250 V

3...20 A

DC 50 V

3...25 A

BWB (V

G

 95345 part 9)

DC 28 V

6...25 A

Standard current ratings and typical internal resistance values

Type No.
129

base mounting and connection  

Terminal design
L11

90 ° bent terminals

Manual release
H

manual release facility

Housing
KF

standard

Current ratings
3...25 A

129  - L11 - H - KF - 10 A

= ordering example

Current

Internal Current

Internal

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

3

0.1

8

0.02

3.5

0.06

10

< 0.02

4

0.06

12

< 0.02

4.5

0.05

16

< 0.02

5

0.05

20

< 0.02

6

0.02

25

< 0.02

7

0.02

Voltage rating                 

DC 28 V  
(UL: AC 250 V; DC 50 V)

Current ratings                   3...25 A

Typical life                         5,000 operations at 2 x I

Ambient temperature         -40...+75 °C  (-40...167 °F)

Insulation co-ordination      rated impulse       

pollution

(IEC 60664 and 60664 A)    withstand voltage   

degree

2.5 kV                 

2

Dielectric strength 
(IEC 60664 and 60664A)   test voltage

operating area            

AC 1,500 V

Insulation resistance

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

3...5 A    20 x I

6...25 A  400 A

Degree of protection

operating area IP32

(IEC 60529/DIN 40050)

terminal area IP00

Vibration                            10 g (55-2,000 Hz) ± 0.76 mm (10-55 Hz)

to V

G

 95210 part 28

Shock                                50 g (11 ms)

to V

G

 95210 part 28

Corrosion                          96 hours at 5 % salt mist,

to V

G

 95210 part 2

Humidity       

240 hours at 95 % RH
to V

G

 95210 part 7

Mass                                 approx. 25 g

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

Thermal Automotive Circuit Breaker 129-L11-H-KF

1

blade terminal

s

DIN 46244-A6.3-0.8 (

Q

C .250)

71

7.5

M4

78

ø6.5

16

46

8

12

7

4.7

13.5

10

10

max. 

s

crew length 6 mm (.236)

tightening tor

q

ue 1.2 Nm

.295

2.79

3.07

.256

.185

.531

.394

.394

.276

.315

.473

1.81

.630

Dimensions

Internal connection diagram

Accessories

ø4

31

0.8

5

±

0.1

4.3

±

0.1

40

50

ø4.3

±

0.1

8

1.22

.031

8.5

13.5

.157

.335

ON

OFF

.532

.197

±

.004

.169

±

.004

1.57

1.97

.169

±

.004

.315

11.5

45

.453

1.77

1

2

1

2

4

6

8 10

20

40

T

rip time in 

s

econd

s

... time

s

 rated current

   3 - 20 A

10000

1000

100

10

1

0.1

25 A

Typical time/current characteristics at +23 °C/+73.4 °F

Mounting block 83-P10

This is a metric design and millimeter dimensions take precedence ( mm )

inch

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temp. °F      -40

-4

+14 +32   +73.4 +104 +122 +140  +167

°C     -40

-20

-10  0

+23

+40 +50

+60    +75

Derating factor         0,60  0.76 0.84 0.92 1

1.08

1.16  1.24   1,35

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

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Thermal Overcurrent Circuit Breakers 157/158-...

Issue B

1

Current

Internal

Current

Internal

rating (A)

resistance (Ω)

rating (A)

resisance (Ω)

0.05

280

3

0.1

0.08

100

3.5

0.06

0.1

110

4

0.06

0.2

29

4.5

0.05

0.3

14

5

0.05

0.4

7

6

0.02

0.5

4.9

7

0.02

0.6

3.4

8

0.02

0.7

2.5

10

< 0.02

0.8

1.8

12

< 0.02

1

1.2

13

< 0.02

1.2

0.8

15

< 0.02

1.5

0.6

16

< 0.02

1.8

0.2

20

< 0.02

2

0.3

22

< 0.02

2.5

0.2

25

< 0.02

Description

Typical applications

Ordering information

Approvals

Technical data

Single pole thermal circuit breaker with push-to-reset, tease-free, trip-
free, snap action mechanism (R-type TO CBE to EN 60934). Available
in versions for threadneck panel mounting, plug-in or integral mounting.
The optional -KF housing is particularly suited to high humidity and
other damp conditions. 
Approved to CBE standard EN 60934 (IEC 60934).

Motors, transformers, solenoids, extra low voltage wiring systems.

157-...

158-...

For further details please see chapter: Technical Information

Voltage rating                 

AC 250 V; DC 28 V 
(UL: AC 250 V; DC 50 V)

Current ratings                   0.05...25 A

Typical life

0.05...16 A 5,000 operations at 2 x I

N

, inductive

17...25 A

5,000 operations at 2 x I

N

, resistive

Ambient temperature

-20...+60 °C  (-4...+140 °F)

Insulation co-ordination

rated impulse       

pollution

(IEC 60664 and 60664 A)

withstand voltage   

degree

2.5 kV                

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A)     test voltage

operating area      

AC 3,000 V 

Insulation resistance

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.05...2.5 A    8 x I

N

3...5 A           20 x I

N

6...12 A         200 A
13...25 A       400 A

Degree of protection

operating area IP40

(IEC 60529/DIN 40050) 

terminal area IP00

Vibration                            8 g (57-500 Hz) ± 0.61 mm (10-57 Hz)

to IEC 60068-2-6, test Fc,
10 frequency cycles/axis

Shock                                25 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion                          96 hours at 5 % salt mist,

to IEC 60068-2-11, test Ka

Humidity                    

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 24 g

Authority

Voltage ratings

Current ratings

VDE (EN 60934)

AC 250 V; DC 28 V

0.05...25 A 

CSA, UL

AC 250 V

0.1...16 A

CCC

AC 250 V

0.05...25 A

Standard current ratings and typical internal resistance values

Type No.
157

threadneck panel mounting* 

158

integral or plug-in mounting

Terminal design 
P10

blade terminals A6.3-0.8 (QC .250)

K10

screw terminals M4x6 

Special housing (optional)
KF

for tropical and high humidity conditions

Current ratings
0.05...25 A

157  - P10 - ..  -  10 A  

= ordering example

The exact part number required can be built up from the table of choices shown
above. Ordering references for optional features should be omitted if not required.

*mounting hardware bulk shipped

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

Thermal Overcurrent Circuit Breakers 157/158-...

1

1

2

4

6

8 10

20

40

T

rip time in 

s

econd

s

... time

s

 rated current

0.05 - 2.7 A

2.8 - 23 A

10000

1000

100

10

1

0.1

25 A

Dimensions

Typical time/current characteristics at +23 °C/+73.4 °F

Installation drawings 

Internal connection diagram

flat head 

s

crew  M4x6 I

S

O 1580

tightening tor

q

ue max. 1.2 Nm

9.4

.370

19.8

ø8

3

45

14.5

31

14

20

9.4

blade terminal

s

DIN 46244-A6.3-0.8
(

Q

C .250)

ø4

ON

.551

1.77

OFF

.787

.780

.370

.157

.571

1.22

.315

7.7

.118

.303

tightening tor

q

ue max. 1 Nm

3/8-27UN

S

-2A

4

14

20

45

19.8

9.4

blade terminal

s

DIN 46244-A6.3-0.8
(

Q

C .250)

1.2

8

ø4

14.5

31

ø9.6 

-0.1

8.9

 -0.1

mounting hole

.157

ON

.551

1.77

OFF

.787

.780

.370

.157

.047

.315

.571

1.22

.378 

-.004

.350

 -.004

157-P10

158-P10

157/158-K10

1

2

max. 5.4

35

1

operating area

mounting area

.039

1.38

max .213

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factor 

0.76 0.84 0.92 1

1.08

1.16  1.24

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

- 27

Thermal Overcurrent Circuit Breakers 157/158-...

Issue B

1

Connector bu

s

 lin

ks

 -P10

X 210 588 01/

 1.5 mm

(AWG 16), brown  (up to 13 A max. load)

X 210 588 02/

 2.5 mm

2

 (AWG 14), blac

k

 (up to 20 A max. load)

X 210 588 03/

 2.5 mm

2

 (AWG 14), red  (up to 20 A max. load

)

X 210 588 04/

 2.5 mm

2

 (AWG 14), blue  (up to 20 A max. load)

Mounting 

s

oc

k

et

s

10F-P10

 (up to 16 A max. load)

10F-K10

 (up to 20 A max. load)

10F-A10

 (up to 16 A max. load)

Acce

ss

orie

s

 for 

s

oc

k

et

s

 

(up to 20 A max. load)

2-way bu

s

 bar 

Y 301 166 02

 4-way 

bu

s

 bar 

Y 301 166 01

Connector bu

s

 lin

ks

 -K10

X 210 589 01/

 2.5 mm

2

 (AWG 14), blac

k

 (up to 20 A max. load)

X 210 589 02/ 

1.5 mm

2

 (AWG 16), brown (up to 13 A max. load)

~70

100 

q

uic

k

-connect tab

s

 6.3 (.250)

DIN 46247 tinned bra

ss

,

in

s

ulated

~2.76

~70

50 pin lug

s

 to DIN 46230

tinned copper

~2.76

ø2.5

.099

22.9

4.2

7.9

12.5

2.9

8.5

15

thic

k

ne

ss

 = 0.8 mm

.031 in.

15

15

15

52.9

.165

.311

.492

.114

.335

.591

.902

.591

.591

.591

2.08

2.95

68

21

22

11

12

blade terminal

s

 DIN 46244-A6.3-0.8 (

Q

C .250)

8

2.68

.315

75

1

45

wire cro

ss

 

s

ectional area

s

2 x max. 2.5 mm

2

 (AWG14) 

s

tranded

2 x max. 4 mm

2

 (AWG12) 

s

olid

1

30

21

22

11

12

5.6

9.5

50

7.5

15

75

12

13

6

12

7

.591

.296

.039

.039

.220

.374

1.97

1.77

.236

.472

.472

.276

.512

1.18

blade terminal

s

 DIN 46244-A6.3-0.8 (

Q

C .250)

59

8

7

21

22

11

12

.315

.276

wire cro

ss

 

s

ectional area

s

2 x max. 2.5 mm

2

 (AWG14) 

s

tranded

2 x max. 4 mm

2

 (AWG12) 

s

olid

2.32

Front panel water 

s

pla

s

h cover, tran

s

parent Y 300 538 01

and 

k

nurled nut Y 300 628 01

X 200 799 01 (bonded to nut)

 (IP64)

Front panel water 

s

pla

s

h cover, tran

s

parent

with 

s

pecial 

k

nurled nut

X 200 798 02 (bonded to nut)

 (IP64)

3/8-27 UN

S

-2B

3/8-27 UN

S

-2B

3/8-27 UN

S

-2B

S

pla

s

h cover (blac

k

) with he

x

 nut

 (IP64)

X 210 739 01

Accessories

Accessories for type 157-...

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

- 29

1

Current

Internal

Current

Internal

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.05

442

2

0.25

0.08

173

2.5

0.19

0.1

110

3

0.12

0.2

27.8

3.5

0.09

0.3

12.4

4

0.07

0.4

7.0

5

0.05

0.5

4.5

6

0.04

0.6

3.1

7

≤ 0.02

0.7

2.3

8

≤ 0.02

0.8

1.7

10

≤ 0.02

1

1.1

12

≤ 0.02

1.2

0.71

15

≤ 0.02

1.5

0.41

16

≤ 0.02

1.8

0.38 

Description

Typical applications

Ordering information

Approvals

Technical data

Single pole switch/thermal circuit breaker with push-push or push-to-
reset actuation (S-type TO or R-type TO CBE to EN 60934) and tease-
free, trip-free, snap action mechanism. Designed for snap-in panel
mounting utilising round hole or industry standard fuse-holder cut-out
dimensions. Featuring an ergonomically styled two colour actuator with
indicator band clearly showing the tripped/OFF position. 
Approved to CBE standard EN 60934 (IEC 60934).

Motors, transformers, solenoids, extra low voltage systems, household
and office machines, instrumentation, marine applications, mobile homes.

1110-F1..

Authority               

Voltage ratings          Current ratings

for S-type:

UL

AC 250 V

0.05...6 A

AC 125 V

7...16 A

DC 50 V

0.05...16 A

CSA

AC 250 V; DC 50 V

0.05...16 A

VDE

AC 250 V; DC 28 V

0.05...10 A

Standard current ratings and typical internal resistance values

Type No.
1110

snap in panel mounting 

Mounting 
F1

panel thickness 0.8...1.6 mm (.031 -.063 in) 

F2

panel thickness 1.8...3 mm (.071-.118 in) 

Number of poles
1

1-pole protected

Actuator style
2

black push button/white indicator ring, standard
push-push function

B

black push button/white indicator ring, standard
push-to-reset function

Other indicator ring colours are available to special order 

Terminal design
P1

blade terminals A6.3-0.8 (QC .250) 

Characteristic curve
M1

medium delay 

Current ratings
0.05...16A

1110  - F1 1 2   - P1  M1 - 0.05 A

=  ordering example

For further details please see chapter: Technical Information 

Voltage rating                 

AC 250 V; DC 28 V  
(UL: AC 250 V; DC 50 V)

Current rating

0.05...16 A 

Typical life  for S-type

AC + DC

0.05...10 A 10,000 operations at 1 x I

N

, inductive

12...16 A

6,000 operations at 1 x I

N

, inductive

for actuator style B:

0.05...10 A 200 operations at 2 x I

N

, inductive

Ambient temperature

-20...+60 °C  (-4...+140 °F)

Insulation co-ordination

rated impulse       

pollution

(IEC 60664 and 60664 A)

withstand voltage   

degree

2.5 kV                 

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A) 

test voltage

operating area 

AC 3,000 V 

Insulation resistance

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

AC 250 V:

0.05...16 A

8 x I

N

DC 28 V:

0.05...6 A     10 x I

N

7...10 A    

200 A

12...16 A    

300 A

Interrupting capacity

I

N

U

N

(UL 1077/EN60934 PC 1)

0.05...6 A  

AC 250 V

1,000 A

7...16 A 

AC 125 V

1,000 A 

0.05...16 A

DC 50 V

1,000 A 

Degree of protection

operating area IP40

(IEC 60529/DIN 40050)

terminal area IP00

Vibration                            8 g (57-500 Hz) ± 0.61 mm (10-57 Hz),

to IEC 60068-2-6, test Fc,
10 frequency cycles/axis

Shock                                30 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion       

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                     

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 12 g

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1

- 30

1

3

mounting area

operating area

3

25

25

When in

s

talling the circuit brea

k

er apply pre

ss

ure on bezel only.

.118

.984

.118

.984

Dimensions

Internal connection diagram

Installation drawing

+0.2
- 0.4

±

0.05

±

.002

+.008
- .016

+0.2
- 0.4

±

0.05

.071 … .118

ON

OFF

9.5

15

12.5

19

10

2.4

47.5

9

51

12.1

19

10

15.6

blade terminal

s

 DIN 46244-A6.3-0.8

(

Q

C .250)

13.2

blac

k

white

When in

s

talling the circuit brea

k

er apply pre

ss

ure on bezel only.

16

0.8 … 1.6

in

s

tallation

s

ide

1.8 … 3

13.5

±

0.1

±

0.15

in

s

ertion force 

 20 N, removal force 

 120 N

in

s

tallation

s

ide

in

s

ertion force 

 40 N, removal force 

 120 N

.748

.394

.374

.591

2.01

.492

.476

.61

.354

1.85

.094

.520

.748

.394

.531

±

.004

.630

±

.006

.031 … .063

13.5

±

0.1

.531

±

.004

16

±

0.15

.630

±

.006

±

.002

+.008
- .016

1110-F1.. / -F2..

Panel cut out
1110-F1..-P.M1-...A

1110-F2..-P.M1-...A

1

2

0.05 - 6 A

7 - 16 A

1

2

4

6

8 10

20

40

T

rip time in 

s

econd

s

… time

s

 rated current

10000

1000

100

10

1

0.1

0.6 0.8

Typical time/current characteristics at +23 °C/+73.4 °F

Pu

s

h button 

s

pla

s

h cover

tran

s

parent

Y 304 745 01

 (IP64)

Terminal 

s

hroud

Y 305 602 01

 (IP64)

When u

s

ing

s

pla

s

h cover

plea

s

e note

that the max.
panel thic

k

ne

ss

i

s

 reduced by

0.5 mm/0.02 in.

20.5

17.8

14

60

ø4

ø14.5

1.25

.551

.807

.701

.049

.571

2.36

.157

Accessories  -  Water splash covers (transparent)

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factors 

0.76 0.84 0.92 1

1.08

1.16  1.24

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

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1

Thermal Circuit Breaker 1120

230209

Description

Typical applications

Variants/Options

Illumination voltage/power consumption

Technical data 

Double pole combined circuit breaker and ON/OFF switch with rocker
actuation. Specially suited to single-phase applications. Snap-in front
panel mounting.  Thermal positively trip free mechanism ensures reliable
overcurrent protection and safe physical isolation of the load circuit.
Attractively styled, with rocker illumination optional. The status of the
switching contacts is shown by the position of the rocker actuator.
For high volume requirements customer-specific designs can be offered
for the front bezel and the rocker. 
It meets the requirements of the CBE standard EN 60934 (IEC 60934):
S type, TO.
Meets the requirements regarding fire resistance of EN 60335-1 :
2007-02 Safety of household and similar electrical appliances.

Minimum ordering quantities apply!

Electrical motors, household appliances, office equiment, garden
and hobby tools, power supplies, charging rectifiers, cable extension
reels, multiple socket outlets.

Voltage rating

AC 240 V; DC 32 V 
DC 50 V (only double pole)

Current ratings 

3...16 A

Typical life

20,000 operations at  I

N

, inductive

Ambient temperature 

-20 °C...+60 °C

Insulation co-ordination  
(IEC 60664-1)

2,5 kV/2
reinforced insulation in operating area

Dielectric strength 

operating area

test voltage AC 3,000 V

terminal area

test voltage AC 1,500 V

pole/pole

test voltage AC 1,500 V

Insulation resistance

> 100 MΩ (DC 500 V)

Switching capacity I

cn

AC 240 V: 200 A, 1 and 2 pole
DC 50 V: 200 A, 2 pole 
DC 32 V: 200 A, 1 and 2 pole

Switching capacity 

AC 277 V: 3,500 A, 1 and 2 pole

(UL 1077)

DC 50 V: 2,000 A, 2 pole 
DC 32 V: 2,000 A, 1 and 2 pole

Degree of protection
(IEC 60529)

operating area IP40
with water splash protection IP66
terminal area IP00

Vibration 

8 g (57-500 Hz), ± 0,61 mm (10-57 Hz) 
test to  IEC 60068-2-6, test Fc, 
10 frequency cycles/axis

Shock

20 g (11 ms)
test to  IEC 60068-2-27, test Ea

Corrosion

48 hrs in 5% salt mist, 
test to IEC 60068-2-11,test Ka

Humidity

96 hrs in 95% RH, 
test to IEC 60068-2-3, test Cab

Mass

approx. 20 g

operating voltage

filament/neon

AC 115 V

< 1,5 mA

AC 230 V

< 1,5 mA

Type No.
1120

thermal circuit breaker

Configuration
F

snap-in panel mounting

Size of frame
1

panel thickness 1 - 2.5 mm (without water splash protection)

2

panel thickness 1 - 2 mm (with water splash protection)

Number of poles
0

double pole without protection

5

double pole, one pole thermally protected

Design
0

standard

1

with water splash protection

Terminal design
P1

blade terminals 6.3x0.8

P2

blade terminals 6.3x0.8, 90° angled

Characteristic curve
Q0

without

T1

thermal

Actuator style
U

rocker (momentary switch)

W

rocker (latching switch)

Actuator colour
A

black opaque

B

white opaque

E

blue opaque

C

red translucent

D

green translucent

F

blue translucent
other colours upon request

Actuator markings
00

"I" and "O" moulded in

Illumination

0

without illumination

B

filament bulb

Illumination voltage range
0

without illumination

3

AC 90 V - 140 V 

4

AC 185 V - 275 V
DC illumination upon request

Current ratings
3...16 A

1120 - F 1 5 0 - P1 T1 -

W B

00  0 0  - 10 A

ordering example

1120-..

without water splash protection         with water splash protection

Approvals

Authority

Voltage ratings

Current ratings

VDE (EN 60934)

AC 240 V, DC 32 V

3...16 A 1 + 2 pole

DC 50 V

3...16 A 2 pole

UL, CSA, CCC

AC 277 V, DC 32 V

3...16 A 1 + 2 pole

DC 50 V

3...16 A 2 pole

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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2

230209

Thermal Circuit Breaker 1120

Dimensions single pole

1120-F1.0-P1..

1120-F2.1-P1..

40

36.4

9.5

9,5

28.5

11.3

33.3

2.9

9.5 OFF

blade terminal

s

 6.3x0.8

to EN 60934

19

10.2

15,5

2.5

±

0,2

11.9

46.2

33.4

24.7

15.8

1.43

1.57

.114

.374 OFF

1.31

.445

.374

.374

1.12

.401

.748

.610

.098

±

.008

1.82

.469

1.31

.972

Dimensions double pole

1120-F...-P2

28,5

9,5

9,5

Plea

s

e provide oppo

s

ite

s

upport when fitting the

cable lug.

blade terminal

s

 6.3x0.8

to EN 60934
with locating pin

2,5 

±

0,2

7,8 min.

2

Applicable for nominal dimen

s

ion

s

 without direct tolerance indication:

DIN I

S

O 286 

±

 IT13

90° 

+6

°

.374

.374

1.12

.079

.098

±

.008

.307 min.

Installation drawing 

operating area

mounting area

5

5

1.5

1.5

5

5

10

15

25

22

12

21

11

.197

.197

.060

.060

.197

.197

.394

.595

.984

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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3

Thermal Circuit Breaker 1120

230209

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications without
notice is reserved. Product markings may not be exactly as the ordering codes. Errors and
omissions excepted.

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Internal connection diagrams

AC 240 V, DC 50 V
double pole
one pole thermally protected

line

21

11

22

12

line

21

11

double pole
without protection

12

22

load

load

line

21

11

12

22

load

s

ingle pole connection

AC 240 V, DC 32 V

T1 - thermal characteristic curve

1

2

4

6 8 10

20

40

... time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0,1

  23 °C

  60 °C

-20 °C

3 ... 6 A

  23 °C

  60 °C

-20 °C

8 ... 16 A

0,8

1

2

4

6 8 10

20

40

... time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0,1

0,8

continuou

s

 load: 100 

%

overload: 150 

%

continuou

s

 load: 100 

%

overload: 140 

%

Cut-out dimensions

ver

s

ion

dimen

s

ion “a”

1120-F1..-...

1 - 2.5 mm/ .039-.098

1120-F2..-...

1 - 2 mm/

Applicable for nominal dimen

s

ion

s

 without direct tolerance indication:

DIN I

S

O 286 

±

 IT13

36.7 

±

0.1

I

S

O 13715

1.44 

±

 .004

16.1 

±

0,1

ma

x. R

0. 3

a

.634 

±

 .004

.039-.098

m

ax. R

0. .1

18

-0.4
-0.2

±

0.05

±

.002

-.016
-.008

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below.

Ambient temperature °C             -20    -10 

0   +23   + 40  +50    +60 

Derating factor 

0,84  0,88  0,92

1   1,08  1,14   1,23

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Thermal Overcurrent Circuit Breaker 1140-...

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Issue B

1

- 31

1

Current Internal

Current

Internal

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

3.5

0.06

10

< 0.02

4

0.04

12

< 0.02

5

0.03

13

< 0.02

6

0.02

15

< 0.02

7

< 0.02

16

< 0.02

8

< 0.02

Description

Typical applications

Ordering information

Approvals

Technical data

Miniaturised single pole thermal circuit breaker with push-to-reset tease-
free, trip-free, snap action mechanism (R-type TO CBE to EN 60934).
Available in versions for panel mounting, snap-in or threadneck, or as
an integral type. For lower current ratings see types 104, 105, 106. 
Approved to CBE standard EN 60934 (IEC 60934).

Motors, transformers, solenoids, hand-held machines and appliances.

1140-E...              1140-F...             1140-G.1.

For further details please see chapter: Technical Information 

Voltage rating                 

AC 240 V; DC 48 V 
(UL: AC 250 V; DC 50 V)

Current ratings   

3.5...16 A 

Typical life

AC + DC

3.5...8 A

200 operations at 2 x I

N

, inductive

1,000 operations at 2 x I

N

, resistive

9...16 A

100 operations at 2 x I

N

, inductive

Ambient temperature

-20...+60 °C   (-4...+140 °F) T 60

Insulation co-ordination

rated impulse         

pollution

(IEC 60664 and 60664 A)

withstand voltage      degree
2.5 kV                  

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A)   test voltage

operating area 

AC 3,000 V 

Insulation resistance 

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

3.5...8 A

8 x I

N

10...16 A   

120 A

Interrupting capacity 

I

N

U

N

(UL 10777)

3.5...16 A

DC 50 V

200 A

3.5...7A

AC 250 V

1,000 A 

8...16 A

AC 250 V  

2,000 A 

Degree of protection

operating area IP40 

(IEC 60529/DIN 40 050)

terminal area IP00

Vibration                            10 g (57-500 Hz) ± 0.76 mm (10-57 Hz),

to IEC 60068-2-6, test Fc,
10 frequency cycles/axis

Shock                                25 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion                   

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                   

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 10 g

Authority

Voltage ratings

Current ratings

VDE

AC 240 V; DC 48 V

3.5...16 A

CSA, UL

AC 250 V; DC 50 V

3.5...16 A

Kema (EN 60934)

AC 240 V; DC 48 V

3.5...16 A

Standard current ratings and typical internal resistance values

Type No.
1140

single pole thermal circuit breaker

Mounting
E2

integral mounting 

F1

snap-in panel mounting

G1

threadneck panel mounting 3/8-27UNS with hex nut and 
knurled nut* 

G4

threadneck panel mounting 3/8-27UNS with knurled nut*

Number of poles
1

1-pole protected

Actuator style
1

black push button (standard)

Terminal design
P1

blade terminals A6.3-0.8 (QC .250)

Characteristic curve
M1 

medium delaye

Current ratings
3.5...16 A

1140   -  F1 1 1 -  P1 M1 - 10 A

=  ordering example

*mounting hardware bulk shipped

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

1

- 32

Thermal Overcurrent Circuit Breaker 1140-...

1

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

3.5 - 16 A

0.05 - 3 A

Dimensions

Typical time/current characteristics at +23 °C/+73.4 °F

Installation drawings 

Internal connection diagram

.551

blade terminal
DIN 46244-A6.3-0.8 (

Q

C .250)

2

9

19

11

14

25

mm

0.8
1.0
1.5

2-3

21.9
22
22.1
22.2

11.3

+0.3

a

d

panel cut-out

ø7

ø4.2

11

OFF

7.8

ON

4

34.5

27.5

blade terminal
DIN 46244-A6.3-0.8 (

Q

C .250)

19

9

11

hole for
mounting 

s

crew M2x5

S

W 14

11

9

19

8.9

-0.1

ø9.6

-0.1

mounting hole

ø4.2

3/8-27 UN

S

-2A

14

10.8

ON

0.7

7

27.5

34.5

tightening tor

q

ue max. 0.8 Nm

.165

.307

.433

1.08

.157

1.36

.276

.354

.433

.748

ø7

.276

ø4.2

11

OFF

7.8

ON

4

34.5

27.5

blade terminal
DIN 46244-A6.3-0.8
(

Q

C .250)

.165

.307

.433

1.08

.157

1.36

.748

.079

.354

.984

.551

.445

+.012

 a

d

inch
.031
.039
.059

.079-.118

mm inch

.862
.866
.870

.874

.425

1.08

.276

1.36

.165

.433

OFF

.028

.350

-.004

.433

.354

.748

.378

-.004

.551

1140-E211-P1M1

1140-F111-P1M1

1140-

G

111-P1M1

1

2

Accessory

Water 

s

pla

s

h cover/

k

nurled

nut a

ss

embly, tran

s

parent

X 201 285 01 

(IP64)

The time/current characteristic curve depends on the ambient temperature prevailing. In
order to eliminate nuisance tripping, please multiply the circuit breaker current ratings by
the derating factor shown below. See also section 9 – Technical information.

Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factor 

0.76 0.84 0.92 1

1.08

1.16  1.24

This is a metric design and millimeter dimensions take precedence ( mm )

inch

8

.315

8

.315

8

.315

8

.315

operating area

mounting area

mounting area

operating area

operating area

mounting area

8

.315

8

.315

8

.315

8

.315

8

.315

8

.315

8

.315

8

.315

1140-F...

1140-E...

1140-

G

...

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Thermal Overcurrent Circuit Breaker 1140-... (2-pole)

www.e-t-a.com

Issue B

1

- 33

1

Description

Typical applications

Ordering information

Approvals

Technical data

Miniaturised double pole thermal circuit breaker with push-to-reset
tease-free, trip-free, snap action mechanism (R-type TO CBE to EN
60934). Threadneck panel mounting. Suitable for line and neutral
switching - the thermal actuator operating on one pole simultaneously
opens both poles under overload conditions. Approved to CBE
standard EN 60934 (IEC 60934).

Motors, transformers, solenoids, hand-held machines and appliances.
Especially suited to AC duties where the correct orientation of line/
neutral is not known/cannot be guaranteed.

1140-G.5

Authority

Voltage ratings

Current ratings

VDE

AC 240 V; DC 48 V

0.05...16 A

CSA, UL

AC 250 V; DC 50 V

0.05...16 A

Kema (EN 60934)

AC 240 V; DC 48 V

0.05...16 A

Standard current ratings and typical internal resistance values

Type No.
1140

double pole threadneck panel mounting 

Mounting 
G1

threadneck panel mounting 3/8-27UNS, with hex nut and 
knurled nut*

G4

threadneck panel mounting 3/8-27UNS, with knurled nut* 

Number of poles
5

double pole, 1-pole protected

Actuator style
1

black push button (standard)

Terminal design
P7

blade terminals DIN 46244-C (QC 2x.110) 

Characteristic curve
M1

medium delay

Current ratings
0,05...16 A

1140 - G1 5 1  - P7 M1 - 16 A

ordering example

*mounting hardware bulk shipped

Current

Internal

Current

Internal

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.05

345

1.8

0.3

0.06

240

2

0.3

0.08

142

2.5

0.2

0.1

88

3

0.1

0.2

24

3.5

0.08

0.3

9.9

4

0.07

0.4

5.9

5

0.05

0.5

3.7

6

0.04

0.6

2.2

7

< 0.02

0.7

1.9

8

< 0.02

0.8

1.4

10

< 0.02

1

0.9

12

< 0.02

1.2

0.6

15

< 0.02

1.5

0.5

16

< 0.02

For further details please see chapter: Technical Information 

Voltage rating                 

AC 240 V; DC 48 V 
(UL: AC 250 V; DC 50 V)

Current ratings         

0.05...16 A 

Typical life

AC + DC

0.05...3 A

300 operations at 2 x I

N

, inductive

3,000 operations at 2 x I

N

, resistive

3.5...8 A

200 operations at 2 x I

N

, inductive

1,000 operations at 2 x I

N

, resistive

9...16 A

100 operations at 2 x I

N

, inductive

Ambient temperature         -20...+60 °C  (-4...+140 °F)  T 60

Insulation co-ordination

rated impulse       

pollution

(IEC 60664 and 606664 A) withstand voltage   

degree

2.5 kV                

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A)    test voltage

operating area          

AC 3,000 V 

pole/pole

AC 1,500 V

Insulation resistance 

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.05...3 A      6 x I

N

3.5...8 A     

8 x I

N

10...16 A      120 A

Interrupting capacity 

I

N

U

N

(UL 1077)

0.05...16 A

DC 50 V

200 A

0.05...7 A

AC 250 V

1,000 A

8...16 A

AC 250 V

2,000 A 

Degree of protection

operating area IP40                                       

(IEC 60529/DIN 40 050)

terminal area IP00

Vibration                            10 g (57-500 Hz) ± 0.76 mm (10-57 Hz),

to IEC 60068-2-6, test Fc,
10 frequency cycles/axis

Shock                                25 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion    

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity               

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 13 g

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 1140-... (2-pole)

1

8

operating area

mounting area

.315

8

.315

Dimensions

Internal connection diagram

Installation drawing

.551

8.9

-0.1

ø9.6

.350

-.004

.378

-.004

S

W 14

11

9

mounting hole

ø4.2

.165

19

.433

.354

.748

.551

14

10.8

ON

.425

OFF

3/8-27 UN

S

-2A

0.7

49.5

tightening tor

q

ue max. 0.8 Nm

blade terminal
DIN 46244-A6.3-0.8 (

Q

C .110)

7

.276

1.95

.028

1140-

G

15...

1

2

3

4

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

3.5 - 16 A

0.05 - 3 A

Typical time/current characteristics at +23 °C/+73.4 °F

Water 

s

pla

s

h cover/

k

nurled nut a

ss

embly, tran

s

parent

X 201 285 01

 (IP64)

Accessories 

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factor 

0.76 0.84 0.92 1

1.08

1.16  1.24

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Automotive Circuit Breaker 1160-...

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1

- 35

1

Description

Typical applications

Ordering information

Standard current ratings and typical voltage drop values

Technical data

Thermal circuit breaker, with controlled self-resetting mechanism,
specially suited to installation in inaccessible locations. Under overload
conditions the circuit breaker contacts will open to protect the load
circuit. A low current excitation circuit ensures that the contacts remain
open thereby avoiding the hazards of automatic reset operation. The
circuit breaker is reset by switching off the supply circuit for a short
period. Class 2 device, contacts stay open until voltage is removed.
Type II to SAE J 553.

Automotive and marine extra low voltage wiring systems and components,
battery powered appliances.

1160-...

Voltage rating                 

DC 12 V

Current ratings 

12...30 A

Typical life                         300 operations at 2 x I

N

Ambient temperature  

-30...+60 °C  (-22...+140 °F)

Holding current           

< 0.6 A

Reset time at 23°C after
5 s of load with U

N

< 35 sec

Interrupting capacity 
(o-o-o)  

200 A, L/R = 2.5 ms

Degree of protection

housing area IP54

(IEC 60529/DIN 40050)

terminal area IP00

Vibration                            5 g (57-500 Hz) ± 0.38 mm (10-57 Hz),

to IEC 60068-2-6, test Fc, 
10 frequency cycles/axis

Shock                                25 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion                      

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                       

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 6 g

Current rating (A)  

Voltage drop (mV)

12

< 150

15

< 150

20

< 150

30

< 150

Type No.
1160

single pole plug-in type

Design standard
02

standard version 12 V  

Current ratings
12, 15, 20, 30 A

1160 - 02  - 12A 

ordering example

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Automotive Circuit Breaker 1160-...

1

1

2

4

6

8 10

20

40

T

rip time in 

s

econd

s

... time

s

 rated current

10000

1000

100

10

1

0.1

0.6 0.8

.988

.937

.366

.205

.098

.031

.299

.087

.362

.390

.689

23.8

25.1

9.3

5.2

17.5

2.2

7.6

2.5

0.8

9.2

9.9

1

2

Dimensions

Accessories

Internal connection diagram

Typical time/current characteristics at +23 °C/+73.4 °F

Sockets available to special order.

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factor 

0.76 0.84 0.92 1

1.08

1.16  1.24

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

- 37

1

Description

Typical applications

Ordering information

Technical data

Compact single pole thermal circuit breaker with push-to-reset, tease
free, trip free, snap action mechanism and separate (colour coded)
manual release. Combining full feature circuit breaker protection and
convenience with low cost of ownership benefits. Fitted with blade
terminals for plug-in mounting.
Type III to SAE J 553.
Version 1176 is available especially for the automotive industry (current
ratings correspond to those of blade fuses).

Extra low voltage wiring systems on all types of vehicles and marine
craft.

1170-...

Standard current ratings, typical voltage drop values and 
actuator colours (manual release)

Type No.
1170

plug-in 

Design standard
21

blade terminals for automotive fuse blocks (standard) 
with retaining clips

22

blade terminals for automotive fuse blocks, 
without retaining clips 

Current ratings
3...25  A

1170 - 21  - 15 A 

ordering example

Current Voltage

Actuator 

colour

rating (A)      

drop (mV)

3

< 300

violet

(approximating RAL 4008)

4

< 300

pink

(approximating RAL 3015)

5

< 300

orange-brown  (approximating RAL 8023)

6

< 150

mossy-green

(approximating RAL 6005)  

7.5

< 150

hazel

(approximating RAL 8011)

8

< 150

honey

(approximating RAL 1005)

10

< 150

red

(approximating RAL 3020)

15

< 150

blue

(approximating RAL 5012)

20

< 150

yellow

(approximating RAL 1018)

25

< 150

pearl

(approximating RAL 1013)

Voltage rating                 

DC 28 V 

Current ratings 

3...25 A (30 A upon request)

Typical life

at rated current:              
3...25 A  6,000 operations at I

N

3...20 A  3,000 operations at 2 x I

N

25 A

1,000 operations at 2 x I

N

Ambient temperature

-40...+85 °C  (-40...+185 °F)

Interrupting capacity I

cn

400 A

Ultimate short-circuit 
breaking capacity                ≥ 1 break operation at 2,000 A

Degree of protection

operating area IP40 

(IEC 60529/DIN 40050)   

terminal area IP00

Vibration    

10 g (57-500 Hz)± 0.76 mm (10-57 Hz),
to IEC 60068-2-6, test Fc, 
10 frequency cycles/axis

Shock     

50 g (11 ms)
to IEC 60068-2-27, test Ea

Corrosion 

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity      

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 13 g

Thermal Automotive Circuit Breaker 1170-...

Issue B

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1

- 38

1

Dimensions

Internal connection diagram

ø4

ON

OFF

7.2

38

3.4

0.6

6.4

18.8

16.6

5.6

5.2

14.5

18

ø3

4.2

3.6

7.6

0.8

3.1

max. 3.8

max. 9.8

22

.283

.134

ø.157

1.49

.024

6.4

.252

.220

.653

.740

.205

.571

.709

max. .386

.866

ø.118

.165

.142

.299

.031

.122

max. .149

1

2

10000

1000

100

10

1

0,1

0,4

0,8 1

2

4

6 8 10

20

40

T

rip time in 

s

econd

s

... time

s

 rated current

3 ... 25 A

  + 23 °C

+ 85 °C

- 40 °C

Typical time/current characteristics at +23°C7+73.4°F

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F 

-40

-22 

-4

+14

+32

+50

Ambient temperature °C  

-40

-30

-20

-10

0

+10

Derating factor 

0,77

0,80 0,84 0,89 0,94 0,96

Ambient temperature °F

+73.4 +104 +122 +140 +158 +185

Ambient temperature °C

+23

+40

+50

+60

+70

+85 

Derating factor 

1

1,08 1,16 1,24 1,33 1,42

This is a metric design and millimeter dimensions take precedence ( mm )

inch

1170-21

1170-22

Thermal Automotive Circuit Breaker 1170-...

Issue B

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1

- 39

1

blade terminal
DIN 46244-A6.3-0.8
(

Q

C .250)

s

ymmetrical hat rail

EN 50022-35x7.5

Weidmüller 

s

tyle label

(not 

s

upplied)

3.5

25.4

58

43

ø3.9

48

s

pring wa

s

her

47

32.6

12.7

1.00

1.29

1.69

1.85

2.28

.138

.154

1.89

.500

s

ymmetrical hat rail

EN 50022-35x7.5

Weidmüller 

s

tyle label

(not 

s

upplied)

43

s

pring wa

s

her

3.5

47

25.4

58

32.6

ø3.9

12.7

48

1.00

1.29

1.69

1.85

2.28

.138

.154

1.89

.500

blade terminal
DIN 46244-A6.3-0.8
(

Q

C .250)

s

ymmetrical hat rail

EN 50022-35x7.5

3.5

47

25.4

58

32.6

43

ø3.9

12.7

48

Weidmüller 

s

tyle label

(not 

s

upplied)

1.00

1.29

1.69

1.85

2.28

.138

.154

1.89

.500

60

48

13

ø4

7

.512

.157

1.89

2.36

.276

S

oc

k

et 12-P10

S

oc

k

et 12-J20

S

oc

k

et 12-A10

Dimen

s

ion

s

 for 

s

urface mounting

Other 

s

oc

k

et

s

 available to 

s

pecial order

Label

s

Weidmüller, D-33102 Paderborn

terminal 

s

crew

6-32 UNC

tightening tor

q

ue 

max. 1.2 Nm

terminal 

s

crew

6-32 UNC

tightening tor

q

ue 

max. 1.2 Nm

Ordering information Mounting socket 12

Type No.
12

Mounting socket 

Terminal design
P10

blade terminals A6.3-0.8 (QC .250)

J20

screw terminals 6-32 UNC

A10

1 blade terminal A6.3-0.8 (QC .250)/1 screw terminal 6-32 UNC

Version

(blank)  single socket

20

two-way

30

three-way

40

four-way

60

six-way

12 -  P10  - 20 

ordering example

Accessories

Accessories for mounting socket 12

Connector bu

s

 lin

ks

 -P10

X 210 588 01/

 1.5 mm

2

 

 

(AWG 16), brown  (up to 13 A max. load)

X 210 588 02/ 

2.5 mm

2

  (AWG 14), blac

k

 (up to 20 A max. load)

X 210 588 03/

 2.5 mm

2

  (AWG 14), red  (up to 20 A max. load

)

X 210 588 04/

 2.5 mm

2

  (AWG 14), blue  (up to 20 A max. load)

2

10

12.8

7

154.8

cylinder head 

s

crew I

S

O1207-M4x4

nic

k

el plated

wa

s

her A 4.3 DIN 125

nic

k

el plated

Phoenix terminal A

K

G 35

max.cro

ss

 

s

ection 35 mm

(AWG 2)

M4

fu

s

ible lin

k

 1.1mm (.043 in.)

thic

k

 con

s

triction)

Cu rail,
tin-plated

.079

.394

6.09

.504

.276

Bu

s

 bar

 (

s

upplied a

s

 a complete pac

k

age)

(up to 100 A max. load)

X 211 157 01

 with terminal

X 211 157 02

 without terminal

~70

100 

q

uic

k

-connect tab

s

 6.3 (.250)

DIN 46247 tinned bra

ss

,

in

s

ulated

~2.76

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Thermal Automotive Circuit Breaker 1170-...

Issue B

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Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 1180-...

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Issue B

1

- 41

1

Current

Internal Current

Internal 

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.1

81

2

0.25

0.2

22

2.5

0.18

0.25

14

3

0.11

0.3

8.7

3.5

0.08

0.4

5.5

4

0.07

0.5

3.4

5

≤ 0.05

0.6

2.5

6

≤ 0.05

0.7

1.7

7

≤ 0.05

0.8

1.5

8

≤ 0.05

1

0.9

10

≤ 0.05

1.5

0.4

Description

Typical applications

Ordering information

Approvals

Technical data

Miniaturised single pole thermal circuit breaker with switching function
optional (push-push actuation). Reliable snap-acting and trip-free
mechanism. Approved to CBE standard EN/IEC 60934. S-type, TO.
Blade terminals fitting into sockets for rail mounting.

Protection of loads in power distribution systems in control cabinets and
process control.

1180-...

Voltage rating

AC 250 V; DC 65 V
(UL, UL Canada: AC 250 V; DC 72 V)

Current ratings         

0.1...10 A 

Typical life

6,000 operations at 1 x I

N

(low-inductance)

3,000 operations at 1 x I

N

(inductive)

500 operations at 2 x I

N

(inductive) 

Ambient temperature

-20...+60 °C   (T 60)   -4...+140 °F

Insulation co-ordination

rated impulse

pollution

(IEC 60664 and 60664 A)

withstand voltage

degree

2.5 kV

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A)   test voltage

operating area        

AC 3,000 V

installation area

AC 1,500 V

Insulation resistance

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.1...5 A  6 x I

N

6...10 A   8 x I

N

Interrupting capacity

AC 250 V: 2,000 A

(UL 1077)

DC 65 V: 200 A

Degree of protection

operating area IP40 

(IEC 60529/DIN 40050)

terminal area IP00

Vibration                       

5 g (57-500 Hz) ± 0.38 mm (10-57 Hz)

without terminal block

to IEC 60068-2-6, test Fc, 

10 frequency cycles/axis and to EN 50155

Shock     

25 g (11 ms)

without terminal block

to IEC 60068-2-27, test Ea

Corrosion                          96 hours at 5 % salt mist,

to IEC 60068-2-11, test Ka

Humidity                            240 hours at 95 % RH

to IEC 60068-2-78, test Cab

Mass                                 approx. 15 g

Authority    

Voltage rating    

Current ratings

VDE

AC 250 V; DC 65 V

0.1...10 A

UL

AC 250 V; DC 72 V

0.1...10 A

CSA

AC 250 V; DC 72 V

0.1...10 A

Standard current ratings and typical internal resistance values

Type No.
1180

single pole thermal circuit breaker, plug-in mounting

Versions
01

with switching function, without label

02

reset function only, without label

Current rating range
0.1...10  A

1180 - 01  - 1 A

ordering example

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

1

- 42

Thermal Overcurrent Circuit Breaker 1180-...

1

1

2

4

6

8 10

20

40

T

rip time in 

s

econd

s

… time

s

 rated current

0.1 - 5 A

6 - 10 A

10000

1000

100

10

1

0.1

Dimensions

Typical time/current characteristics at +23 °C7+73.4 °F

8.2

2.3

°

.717
19,8

18.2

16.6

14.5

5.2

6.4

8.6

8.2

1.9

1.5

48.6 ON

48.8

52.3 OFF

24.4

1.1

3.6

3.1

0.6

.961

.323

.339

.252

.205

.780

.654

.571

.323

.122

.142

.075

.059

1.91

1.92

2.06

.043

.024

s

lot for fitting label

s

(

s

ee acce

ss

ory 1)

Note: 

When several devices are mounted together, each device should

only carry 80 % of its rating or it must be overrated accordingly.

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F    -22 -4

+14 +32   +73.4 +104 +122 +140

°C    -30  -20

-10  0

+23

+40 +50

+60 

Derating factor 

0.8

0.76 0.84 0.92 1

1.08

1.16  1.24

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Internal connection diagram

1

2

Shock directions

1

2

4

3

6

5

current rating

1.0

A

label
Y 307 374 01

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 1180-...

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Issue B

1

- 43

1

Accessories - Terminal block with screw terminals  

8

42.7

33.8

36.4

64.3

Dimen

s

ion

s

 X 222 233 02

LED

1.33

1.43

1.68

2.53

.315

1

2

5

4

3

6

1

Label 

for circuit breaker 1180, surface for marking 4.5 x 5 mm 

(packaging quantity 120 pcs)

Y 307 374 01

2

Terminal block

for DIN rail mounting, with screw terminals

up to 6 mm

2

conductor, width 8.2 mm, 

dimensions 64 x 42.5 x 8.2 mm,

headroom over the upper rail edge with circuit breaker fitted 
(OFF position) 84 mm. 
Approvals: UL 300 V / 30 A / AWG 26-8

X 222 233 01

3

Terminal block

for DIN rail mounting see item 2, 

but with LED DC 24 V (lighted after tripping);
current rating LED 2 mA 

X 222 233 02

4

Bus connection 

for potential bridging of several terminal blocks

see item 2 and 3 (10-pole, separable, mounting hardware
included), max. current rating 34 A

X 222 232 01

5

Insulation barriers

for insertion between two circuits

(packaging quantity 10 pcs) 

Y 307 373 01

6

Label 

for terminal block, see item 2 and 3, 

surface for marking 8 x 10 mm
(packaging quantity 10 pcs)

Y 307 375 01

Vibration

with terminal block X 222 233 01
and X 222 233 02

5 g (57-500 Hz), ± 0.38 mm (10-57 Hz) 
to IEC 60068-2-6, test Fc, 
10 frequency cycles/axis 
and EN 50155

Shock

with terminal block X 222 233 01
and X 222 233 02

25 g (11 ms)
to IEC 60068-2-27, test Ea

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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This is a metric design and millimeter dimensions take precedence ( mm )

inch

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Issue B

1

- 44

Thermal Overcurrent Circuit Breaker 1180-...

1

1

9

13

7

8

11

12

Accessories - Terminal block with spring-loaded terminals  

42.2

8.2

86.5

Dimen

s

ion

s

 X 222 316 01

1.66

.323

3.41

1

Label 

for circuit breaker 1180, surface for marking 4.5 x 5 mm 

(packaging quantity 120 pcs)

Y 307 374 01

7

Terminal block

for DIN rail mounting, with spring-loaded

terminals up to 4 mm

2

conductor, width 8.2 mm, dimensions

68.5 x 36.5 x 8.2 mm, headroom over the upper rail edge 
with circuit breaker fitted (OFF position) 82 mm. 
UL approval pending.

X 222 316 01

8

Terminal block

for DIN rail mounting see item 7, but with

LED DC 24 V (lighted after tripping); current rating LED 2 mA 

X 222 315 02

9

Jumper 2pole, 

max. current rating 32 A for terminal blocks

items 7 and 8 and feed supply terminal item 11. 

X 222 318 01

10

Jumper 3pole, 

max. current rating 32 A for terminal blocks

items 7 and 8 and feed supply terminal item 11.

X 222 318 02

11

Feed supply terminal

with spring-loaded terminals 

up to 6 mm

conductor, width 8.2 mm, suitable for use with

jumpers items 9 and 10 (power distribution). 

X 222 317 01

12

Cover

for feed supply terminal item 11 for closing the open

side at the end of an assembly.

Y 307 507 01

13

Label 

for terminal block items 7 and 8, 

and feed supply terminal item 11, 
surface for marking 7.5 x 5 mm
(packaging quantity 50 pcs)

Y 307 508 01

Vibration

with terminal blocks X 222 316 01
and X 222 315 02

vibration axis 3-4:
3 g (57-500 Hz), ± 0.38 mm (10-57 Hz)
other axes:
5 g (57-500 Hz), ± 0.38 mm (10-57 Hz) 
to IEC 60068-2-6, test Fc, 
10 frequency cycles/axis 
and EN 50155

Shock

with terminal blocks X 222 316 01
and X 222 315 02

25 g (11 ms)
to IEC 60068-2-27, test Ea

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 1410-F1...

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Issue B

1

- 45

1

Current

Internal

Current

Internal

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.63

1.8

3.15

< 0.12

0.8

1.7 4

0.1

1

1.3

5

<  0.1

1.5

< 1

6.3

< 0.1

1.8

< 1

8

< 0.1

2

<  1

10

<  0.1

2.5

< 0.15

Description

Typical applications

Ordering information

Approvals

Technical data

Miniaturised single pole rocker switch/thermal circuit breaker combining
ON/OFF switching and extremely fast overload performance in a
single component (S-type TO CBE to EN 60934/IEC 934). Under
overload conditions an internal neon (filament bulb for low voltages)
illuminates to give a clear signal of the tripped status of the mechanism
and thereby the cause of power interruption, suffix -B. Alternatively
the illumination can be conventionally wired to indicate the ON status
of the device, suffix -E. Returning the rocker switch through the OFF
position and back ON will reset the mechanism and restore the supply.
Largely temperature-insensitive. Complies with CBE standard EN
60934 (IEC 60934).

Motors, transformers, solenoids, PCBs, hand-held machines, appliances,
instrumentation.

1410-F1..

Voltage rating

AC 240 V; DC 28 V 

(DC 50 V upon request)

(UL: AC 250 V; DC 48 )

Current rating range

0.63...10 A

Typical life            

circuit 1-3

30,000 operations for I

N

≤ 6.3 A AC/DC

10,000 operations for I

N

> 6.3 A AC

3,000 operations for I

N

> 6.3 A DC

protection circuit 1-2

300 break operations at 2 x I

N

Ambient temperature

-20...+70 °C  (-4...+158 °F)

Insulation co-ordination

rated impulse       

pollution

(IEC 60664 and 60664 A)

withstand voltage   

degree

2.5 kV                 

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A)   test voltage

operating area       

AC 3,000 V 

Insulation resistance

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.63...2 A

12 x I

N

2.5...8 A 

8 x I

N

, AC max. 50 A

10 A       

6 x I

N

3.15...10 A  10 x I

N

, DC

Interrupting capacity

0.63...10 A    2,000 A    AC 250 V

(UL 1077)

0.63...8 A      200 A      DC 50 V
0.63...5 A      200 A      DC 60 V

Degree of protection  

operating area IP30

(IEC 60529/DIN 40050)

terminal area IP00

Vibration                            8 g (57-500 Hz) ± 0.61 mm (10-57 Hz),

to IEC 60068-2-6, test Fc, 
10 frequency cycles/axis

Shock                                20 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion        

48 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                

96 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 9 g

Authority

Voltage ratings

Current ratings

UL, CSA

AC 250 V

0.63...10 A 

DC 50 V

0.63...8 A

UL

DC 60 V

0.63...5 A

Standard current ratings and typical internal resistance values

Type No.
1410

snap-in panel mounting type

Mounting  
F

snap-in panel mounting

Size of frame
1

to fit mounting cut-out 28 x 12.7 mm (1.1 x .5 in)

Number of poles
1

single pole, thermally protected

Accessories
0

without accessories

Terminal design
P1

blade terminals 2.8-0.8 (QC .110/2x.110) silver-plated

Characteristic curve
F1

fast acting

Actuator style
W

rocker, rounded profile

Actuator colour
02

white opaque

14

red translucent

15

orange translucent

19

green translucent

Actuator markings
Q

I and O

Trip/ON illumination (optional)

B

illuminated when tripped

E

illuminated when ON

Illumination voltage range
(optional) 
2

20-28 V marked 24 V  35 mA

3

90-140 V marked 115 V < 1 mA

4

185-275 V marked 230 V < 1 mA

Current ratings
0.63...10 A

1410 - F 1 1 0   - P1 F1  - W 14 Q E  3 -  2 A

ordering example

The exact part number required can be built up from the table of choices shown
above. Ordering references for optional features should be omitted if not required.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

1

- 46

Thermal Overcurrent Circuit Breaker 1410-F1...

1

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

0.01

Dimensions

Typical time/current characteristics at +23 °C/+73.4 °F

Installation drawing

Internal connection diagrams

blade terminal

s

DIN 46244-C
(

Q

C 2x.110)

blade terminal
DIN 46244-A2.8-0.8
(

Q

C .110)

.039

ON

OFF

.925

1.27

illuminated trip indication

.201

.472

.083

.295

.197

1.26

1.09

.118

.256

.835

.913

.374

.118

.670

.059

.354

.039

.346

.472

.630

.531

.039

.236

16

13.5

1

6

27.6

32

6.5

3

9.5

3

23.2

21.2

5.1

7.5

1

12

23.5

2.1

32.3

1.5

5

17

9

1

8.8

12

13.5

.630

.531

.039

.236

16

1

6

.409

.835

10.4

21.2

20

°

1410-F...-....-....B.

1410-F...-....-....E.

1.10

+.008

12.7

+0.3

R .

00

8

+.00

8

0.8 … 3

panel cut-out

s

harp edged

28

+0.2

.500

+.012

R 0

.2

+0.

2

.031 … .118

.197

.670

.059

.354

.039

.346

.472

1.5

5

17

9

1

8.8

12

blade terminal

s

DIN 46244-C
(

Q

C 2x.110)

.039

ON

OFF

.925

1.27

.201

.472

.083

.295

1.26

1.09

.256

.835

.374

.118

27.6

32

6.5

3

9.5

3

23.2

21.2

5.1

7.5

1

12

23.5

2.1

32.3

.118

.913

.079

blade terminal
DIN 46244-A2.8-0.8
(

Q

C .110)

.409

.835

illuminated ON indication

10.4

21.2

11.5

.453

.110

2

2.8

lamp current:
  24 V = 35 mA
115 V < 1 mA
230 V < 1 mA

1

4

2

1

3

2

line

line

1410-F...-....-....B.

1410-F...-....-....E.

10

.394

10

.394

mounting area

operating area

10

32

1.26

.394

10

.394

10

.394

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 1410-L1/L4

www.e-t-a.com

Issue B

1

- 47

1

Description

Typical applications

Ordering information

Approvals

Technical data

Single pole press-to-reset thermal circuit breaker with extremely fast
overload switching performance (R-type TO CBE to EN 60934).
Miniaturised construction minimises PCB real estate required. PCB
mounting or integral mounting. Largely temperature-insensitive.

Motors, transformers, solenoids, PCBs, hand-held machines, appliances,
instrumentation.

1410-L1...                    1410-L4...

Authority    

Voltage rating    

Current ratings

VDE

AC 240 V

0.63...10 A

DC 50 V

0.63...2 A

DC 28 V

2.5...10 A

UL, CSA

AC 250 V; DC 50 V

0.63...10 A 

Standard current ratings and typical internal resistance values

Type No.
1410

single pole circuit breaker

Configuration 
L

integral mounting or PCB mounting

Mounting
1

footprint 16.3x4.6 

4

footprint 17.5x4.6

Number of poles
1

1-pole, thermally protected

Hardware
0

without  

Terminal design
L1

solder pins 1.8x0.8 silver-plated (-L1 only)

P3

blade terminals DIN 46244-A4.8-0.5 silver-plated (only -L4)

P4

blade terminals DIN 46244-A4.8-0.8 silver-plated (only -L4)

Characteristic curve
F1

fast acting

Actuator 
S

reset button (1410-L1)

E

round reset slide (1410-L4)

Actuator colour
01

black (for -L1)

03

white-yellow (for -L4)

04

red (for -L4)

Current ratings
0.63...10 A

1410 - L 1 1

0 - L1 F1 - S 01 - 0.8 A

ordering example

*mounting hardware bulk shipped

Current

Internal Current

Internal 

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.63

1.8

3.15

< 0.12

0.8

1.7 4

0.1

1

1.3

5

<  0.1

1.5

< 1

6.3

< 0.1

1.8

< 1

8

< 0.1

2

<  1

10

<  0.1

2.5

< 0.15

For further details please see chapter: Technical Information 

Voltage rating                 

AC 240 V; DC 28 V 
(UL: AC 250 V; DC 50 V)

Current rating range 1-2

0.63...10 A 

Typical life

AC 240 V: 0.63...2.25 A 500 break operations at 2 x I

N

, inductive

2.5...10 A

500 break operations at 2 x I

N

, resistive

DC 50 V:

0.63...2.25 A 500 break operations at 2 x I

N

, inductive

DC 28 V:

2.5...10 A

500 break operations at 2 x I

N

, inductive

Ambient temperature

-20...+70 °C  (-4...+158 °F)

Insulation co-ordination

rated impulse          

pollution

(IEC 60664 and 60664 A)

withstand voltage       degree
2.5 kV                   

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A)   test voltage

operating area 

AC 1,500 V

Insulation resistance

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.63...2 A

12 x I

N

(o-o-o)                 

2.5...8 A  

8 x I

N

, AC max. 50 A

10 A         

6 x I

N

, AC

3.15...10 A

10 x I

N

, DC

Interrupting capacity

0.63...10 A

2,000 A

AC 250 V

(UL 1077)

0.63...10 A 

200 A

DC 50 V

Degree of protection 

operating area IP40

(IEC 60529/DIN 40050)

terminal area IP00

Vibration                            8 g (57-500 Hz) ± 0.61 mm (10-57 Hz),

to IEC 60068-2-6, test Fc, 
10 frequency cycles/axis

Shock                                20 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion               

48 hours at 5 % salt mist, 
to IEC 60068-2-11, test Ka

Humidity                   

96 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 5 g

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

1

- 48

Thermal Overcurrent Circuit Breaker 1410-L1/L4

1

Dimensions

Internal connection diagram

25

1.8

12.5

17

20.1

15

1.8

8.6

12.8

0.8

5

6

±

0,2

mounting hole

s

.642

±

.008

1410-L110-L1F1-

S

01

1410-L410-P3F1-E...

1410-L410-P4F1-E...

2.65

1.8

13.5

S

 ø4

blade terminal

s

DIN 46244-A4.8-0.8

4.7

15.6

12.4

17.5

2.5

25

1.8

13.5

S

 ø4

15

blade terminal

s

DIN 46244-A4.8-0.5

5.1

8.8

4.6

12.8

8.6

.071

.071

.791

.669

.492

.591

.984

.504

.339

.197

.031

.236

±

.008

16.3

±

.0,2

.531

.071

.614

.488

.591

.504

.339

.201

.181

.346

.689

.098

.984

.531

.071

12.8
.504

8.6

.339

5.1

.201

15.6

.614

12.4

.488

15

.591

17.5
.689

8.8

.346

.104

25

.984

.185

1

2

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

0.01

Typical time/current characteristics at +23 °C/+73.4 °F

mounting area

operating area

1

.039

Installation drawings

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 1410-L2/G1

www.e-t-a.com

Issue B

1

- 49

1

Description

Typical applications

Ordering information

Approvals

Technical data

Single pole press-to-reset thermal circuit breaker with extremely fast
overload switching performance (R-type TO CBE to EN 60934). Single
hole threadneck, PCB or integral mounting with a choice of designs.
Miniaturised construction minimises PCB real estate required. Type
1410-L2 and 1410-G1 versions feature changeover contacts suitable for
providing status output signals. Largely temperature-insensitive.

Motors, transformers, solenoids, PCBs, hand-held machines, appliances,
instrumentation.

1410-L2...                         1410-G1...

Authority    

Voltage rating    

Current ratings

VDE

AC 240 V

0.63...10 A

DC 50 V

0.63...2 A

DC 28 V

2.5...10 A

UL, CSA

AC 250 V; DC 50 V

0.63...10 A 

Standard current ratings and typical internal resistance values

Type No.
1410

single pole circuit breaker

Configuration 
L

PCB mounting or integral mounting

G

threadneck panel mounting or PCB mounting

Mounting
1

threadneck 3/8-27UNS-2A (1410-G)

2

PCB 10.15x7.62 (1410-L)

3

PCB 10.15without shunt terminal (1410-L)

Number of poles
1

1-pole, thermally protected

Hardware
0

without  

1

with hexnut and knurled nut (only1410-G)

> 5 pcs 

hexnut and knurled nut

bulk shipped

2

without hexnut and knurled nut and without shunt 
terminal (only 1410-G)

4

with hexnut and knurled nut, 
without shunt terminal (only 1410-G)

8

with actuator guard and marking CB.. 
(only 1410-G)

Terminal design
L2

solder pins 1x0.8 silver-plated

P2

blade terminals DIN 46244-A2.8-0.8 silver-plated (only -G)

P3

blade terminals DIN 46244-A4.8-0.5 silver-plated (only -G)

Characteristic curve
F1

fast acting

Actuator 
B

flat reset-slide (only 1410-G)

S

reset slide/button

Actuator colour
01

black (for -G1..)

02

white (for -L2..)

04

red (for 1410-G..-...B)

Current ratings
0.63...10 A

1410 - L 2 1

0 - L2 F1 - S 02 - 0.8 A

ordering example

*mounting hardware bulk shipped

Current

Internal Current

Internal 

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.63

1.8

3.15

< 0.12

0.8

1.7 4

0.1

1

1.3

5

<  0.1

1.5

< 1

6.3

< 0.1

1.8

< 1

8

< 0.1

2

<  1

10

<  0.1

2.5

< 0.15

For further details please see chapter: Technical Information 

Voltage rating                 

AC 240 V; DC 28 V 
(UL: AC 250 V; DC 50 V)

Current rating range 1-2

0.63...10 A 

Auxiliary circuit 1-3

0.2 x I

N

max. 1 A, AC 250 V

Typical life

AC 240 V: 0.63...2.25 A 500 break operations at 2 x I

N

, inductive

2.5...10 A

500 break operations at 2 x I

N

, resistive

DC 50 V:

0.63...2.25 A 500 break operations at 2 x I

N

, inductive

DC 28 V:

2.5...10 A

500 break operations at 2 x I

N

, inductive

Ambient temperature

-20...+70 °C  (-4...+158 °F)

Insulation co-ordination

rated impulse          

pollution

(IEC 60664 and 60664 A)

withstand voltage       degree
2.5 kV                   

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A)   test voltage

operating area 

AC 1,500 V

Insulation resistance

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.63...2 A

12 x I

N

(o-o-o)                 

2.5...8 A  

8 x I

N

, AC max. 50 A

10 A         

6 x I

N

, AC

3.15...10 A

10 x I

N

, DC

Interrupting capacity

0.63...10 A

2,000 A

AC 250 V

(UL 1077)

0.63...10 A 

200 A

DC 50 V

Degree of protection 

operating area IP40

(IEC 60529/DIN 40050)

terminal area IP00

Vibration                            8 g (57-500 Hz) ± 0.61 mm (10-57 Hz),

to IEC 60068-2-6, test Fc, 
10 frequency cycles/axis

Shock                                20 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion               

48 hours at 5 % salt mist, 
to IEC 60068-2-11, test Ka

Humidity                   

96 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 5 g

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

1

- 50

Thermal Overcurrent Circuit Breaker 1410-L2/G1

1

Dimensions

Internal connection diagram

1410-L210-L2F1-

S

02

11

15.7

13

S

W14

8.8

.618

.512

.346

.433

2.8

10.15

28

ø7

11

3/8-27UN

S

-2A

1.2

7.6

7

0.7

11.3

8

3

2

1

.276

.276

.433

0.8

6.4

.031

.110

.252

.400

.299

.028

.047

.315

.445

blade terminal
DIN 46244-A2.8-0.8
(

Q

C .110)

3

9

.118

.354

ø9.6

- 0.1

8.9

- 0.1

mounting hole

.350

- .004

.378

- .004

~2

0

°

1.10

1410-

G

111-P2F1-

S

01

.551

tightening tor

q

ue max. 0.8 Nm

30

1.18

.299

33

0.8

1

1.2

1.4

0.8

9.6

6.4

10.15

7.6

9

mounting hole

s

3.5

6.4

±

0.2

10.15

7.6

±

0.1

+0.1
- 0.2

3.3

3

2

1

3

2

1

28

1.10

1.30

.055

.031

.378

.047

.130

.031

.039

.252

.400

.299

.354

.138

7.5

.295

±

.004

.252

±

.008

.400

+.004
- .008

1410-

G

114-P3F1-B04-...

1410-

G

118-L2F1-B04-...

ø11

14.7

0.7

11.3

1.2

3.3

1

28

0.8

9

3

ø15.7

11

13

2

28

8.9

14.2

3/8-27UN

S

-2A

7

0.7

1.2

12.5

blade terminal

s

DIN 46244-A4.8-0.5

13

ø15,7

11

8.8

mounting hole

ø9.6

+0
-0.1

ø8.9

+0

-0.1

.559

.028

.276

.492

.047

1.10

.350

3

9

I x 45

°

ø4.6

3.5

ø4.6

ø.181

.138

.118

.354

ø.350

+0

-.004

ø.378

+0
-.004

ø.618

.433

.346

.512

ø.433

.579

.118

.354

.445

.028

.047

.130

.020

.039

1.10

ø.618

.512

.433

1

3 2

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

0.01

Typical time/current characteristics at +23 °C/+73.4 °F

mounting area

operating area

wall

1410-L2..

1410-

G

...

In

s

tallation behind a cover which can only

be removed by mean

s

 of a tool

Installation drawings

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

- 51

1

Description

Typical applications

Ordering information

Current ratings, typical voltage drop values and colour coding

Technical data

Miniaturised single pole press-to-reset cycling trip free thermal circuit
breaker designed for automotive fuse block installation. 
Extends the benefits of circuit breaker performance and convenience
to applications which are cost critical. Colour-coded housing caps or
manual release buttons available.

Version 1616 is available especially for the automotive industry (current
ratings correspond to those of blade fuses).

Extra low voltage wiring systems on all types of vehicles and marine craft.

1610-21             1610-H2             1610-92

Voltage rating     

1610-92: DC 12 V
1610-21/1610-H2: DC 32 V

Current ratings         

5...30 A 

Service short-circuit   
breaking capacity      

300 operations at ≤ 50 A

Reset period for 1610-92
(at 23 °C)

≤ 15 s

Ambient temperature         -40...+85 °C  (-40...+185 °F)

Degree of protection

operating area IP30 (-21/-H2)

(IEC 60529/DIN 40050)

operating area IP54 (-92)
terminal area IP00

Ultimate short-circuit
breaking capacity       

≥ 3 break operations at 150 A, or
≥ 1 break operation at 2,000 A

Vibration

10 g (57-500 Hz) ± 0.38 mm (10-57 Hz)

(with mounting socket 12) to IEC 60068-2-6, test Fc

10 frequency cycles/axis

Shock 

50 g (11 ms)

(with mounting socket 12) to IEC 60068-2-27, test Ea

Corrosion               

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                

240 hours at 95 % RH,
to IEC 60068-2-78, test Cab

Mass                    

approx. 5 g

N.B.

It is good practice to switch off the vehicle's ignition system before
re-setting the circuit breaker.
Free travel of the actuator must be ensured.

Current Voltage

Actuator colour manual release (1610-H2)

rating (A)     drop (mV)

or housing cap colour (1610-21)

5

< 150

light-brown

6

< 150

green

8

< 150

honey

10

< 150

red

15

< 150

blue

20

< 150

yellow

25

< 150

pearl

30

< 150

light-green

Type No.
1610

single pole automotive circuit breaker

Voltage rating
21

DC 28 V

H2

DC 28 V, with manual release facility (type III to SAE J 553)

92

DC 12 V, autoreset (type I to SAE J 553)

Current ratings
5    6     8     10     15     20     25    30 A

1610 - 21 - 8 A

ordering example

Homologations

Homologation

UL 1500

Ignition Protected

Thermal Automotive Circuit Breaker 1610-...

Issue B

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Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

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Thermal Automotive Circuit Breaker 1610-...

1

10000

1000

100

10

1

0,1

0,4

0,8 1

2

4

6 8 10

20

40

T

rip time in 

s

econd

s

... time

s

 rated current

5 ... 30 A

  + 23 °C
+ 73.4 °F

 + 85 °C
+ 185 °F

- 40 °C
- 40 °F

6.4

.252

OFF

ON

0.6

7.5

.295

5.2

3.4

20

29,5

6

4.5

24

14.5

16.6

7.3

3

1610-H2

6

24

7.5

3.4

4.5

2.7

1610-21

20

6

5.2

24

14.5

16.6

18.8

0.6

3.3

1

7.5

1610-92

19.2

3.9

20

5.2

6.4

14.5

16.6

18.8

0.6

3.3

3.9

.205

.571

.654

.740

.252

.787

.945

.236

.106

.295

.024

.130

.154

18.8

3.3

3.9

Plea

s

e leave

s

pace for

button travel

.571

.654

.740

.787

.177

.945

.236

.024

.130

.154

Plea

s

e leave

s

pace for

button travel

.295

.236

.118

.134

.287

.205

.177

.571

.654

.740

.205

.787

.945

.024

.130

.039

.756

.154

6.4

.252

0,8

±

0,5

4

±

0,5

ON

OFF

.157

±

.020

.031

±

.020

4

±

0,5

.157

±

.02

0

0,8

±

0,5

.031

±

.020

2

1

2

1

2

1

1610-H2

1610-21

1610-92

Dimensions

Internal connection diagrams

Typical time/current characteristic curve 

This is a metric design and millimeter dimensions take precedence ( mm )

inch

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature 

°F

-40

-22

-4

+14

+32

+50

°C  

-40

-30

-20

-10

0

10

Derating factor 

0,73 0,78 0,82 0,86 0,91 0,95

Ambient temperature 

°F     +73.4 +104  +122  +140  +158  +185
°C

23

40

50

60

70

85 

Derating factor 

1

1,09 1,16 1,25 1,33 1,43

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

- 53

1

blade terminal
DIN 46244-A6.3-0.8
(

Q

C .250)

s

ymmetrical hat rail

EN 50022-35x7.5

Weidmüller 

s

tyle label

(not 

s

upplied)

3.5

25.4

58

43

ø3.9

48

s

pring wa

s

her

47

32.6

12.7

1.00

1.29

1.69

1.85

2.28

.138

.154

1.89

.500

s

ymmetrical hat rail

EN 50022-35x7.5

Weidmüller 

s

tyle label

(not 

s

upplied)

43

terminal 

s

crew

6-32 UNC

s

pring wa

s

her

3.5

47

25.4

58

32.6

ø3.9

12.7

48

1.00

1.29

1.69

1.85

2.28

.138

.154

1.89

.500

blade terminal
DIN 46244-A6.3-0.8
(

Q

C .250)

s

ymmetrical hat rail

EN 50022-35x7.5

3.5

47

25.4

58

32.6

43

ø3.9

12.7

48

Weidmüller 

s

tyle label

(not 

s

upplied)

1.00

1.29

1.69

1.85

2.28

.138

.154

1.89

.500

60

48

13

ø4

7

.512

.157

1.89

2.36

.276

S

oc

k

et 12-P10

S

oc

k

et 12-J20

S

oc

k

et 12-A10

Dimen

s

ion

s

 for 

s

urface mounting

Other 

s

oc

k

et

s

 available to 

s

pecial order

Label

s

:

 Weidmüller, D-33102 Paderborn

tightening tor

q

ue 

max. 1.2 Nm

terminal 

s

crew

6-32 UNC

tightening tor

q

ue 

max. 1.2 Nm

Ordering information Mounting socket 12

Type No.
12

Mounting socket 

Terminal design
P10

blade terminals A 6.3-0.8 (QC .250)

J20

screw terminals 6-32 UNC

A10

1 blade terminal A6.3-0.8 (QC .250) / 1 screw terminal 6-32 UNC

Version

(blank)  single socket

20

two-way

30

three-way

40

four-way

60

six-way

12 - P10 - 20

ordering example

Labels: 

Weidmüller, D-33102 Paderborn

Accessories

Accessories for mounting socket 12

Connector bu

s

 lin

ks

 -P10

X 210 588 01/

 1.5 mm

2  

(AW

G

 16), brown  (up to 13 A max. load)

X 210 588 02/ 

2.5 mm

2

 (AW

G

 14), blac

k

 (up to 20 A max. load)

X 210 588 03/

 2.5 mm

2

 (AW

G

 14), red  (up to 20 A max. load

)

X 210 588 04/

 2.5 mm

2

 (AW

G

 14), blue  (up to 20 A max. load)

2

10

12.8

7

154.8

cylinder head 

s

crew I

S

O1207-M4x4

nic

k

el plated

wa

s

her A 4.3 DIN 125

nic

k

el plated

Phoenix terminal A

KG

 35

max.cro

ss

 

s

ection 35 mm

(AW

G

 2)

M4

fu

s

ible lin

k

 1.1mm (.043 in.)

thic

k

 con

s

triction)

Cu rail,
tin-plated

.079

.394

6.09

.504

.276

Bu

s

 bar 

(

s

upplied a

s

 a complete pac

k

age)

(up to 100 A max. load)

X 211 157 01

 with terminal

X 211 157 02

 without terminal

~70

100 

q

uic

k

-connect tab

s

 6.3 (.250)

DIN 46247 tinned bra

ss

,

in

s

ulated

~2.76

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Thermal Automotive Circuit Breaker 1610-...

Issue B

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Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 1658-...

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Issue B

1

- 55

1

Description

Typical applications

Ordering information

Technical data

Very cost effective design to meet international requirements. No exposed
metal parts which are, or could become, current-carrying except for
terminals. R-type TO CBE to EN 60934.

●   

Manual reset, cycling trip free mechanism

●   

Extremely small and lightweight

●   

UL, CSA, VDE and EN 60934 (IEC 60934) approved

Battery chargers, consumer products, power supplies, motors.

1658-...

Standard current ratings and typical voltage drop values

Type No.
1658

single pole thermal circuit breaker

Threadneck design
G21

manual reset type, 3/8"-27 threadneck

G41

manual reset type, 7/16"-28 threadneck

A21

auto reset type, 3/8"-27 threadneck

A41

auto reset type, 7/16"-28 threadneck

A00

auto reset type, without threadneck 

F01

snap in

Hardware
00

no hardware

01

one PAL nut, bulk

02

one PAL nut, one knurled nut, bulk

03

one PAL nut mounted

04

one PAL nut, one knurled nut, mounted

05

one PAL nut mounted, one knurled nut, bulk

06

one knurled nut, bulk

07

one hex nut, bulk

08

two hex nuts, bulk

Terminals
P10

blade terminals A6.3-0.8 (QC .250)

P13

blade terminals A6.3-0.8 (QC .250), 90°

S80

straight screw terminals* 

S83

90° bent screw terminals*

Current ratings
5 ...30 A

1658 - G21 - 02 - P10  - 5  A

Ordering example

* Screws and lock washers bulk shipped

Current

Voltage

Current

Voltage 

rating (A)

drop (mV)

rating (A)

drop (mV)

5

≤ 150

12

≤ 140

6

≤ 150

15

≤ 240

7

≤ 150

16

≤ 240

8

≤ 150

20

≤ 240

9

≤ 150

25

≤ 240

10

≤ 140

30

≤ 240

For further details please see chapter: Technical Information 

Voltage rating                 

AC 240 V; DC 28 V 

Current ratings           

5...30 A  

Typical life

AC + DC

5...16 A

1,000 operations at 2 x I

N

, inductive

17...25 A

1,000 operations at 2 x I

N

, resistive

Ambient temperature

-20...+60 °C  (-4...+140 °F),  
≤ 7 A max. +40 °C (+104 °F)

Insulation co-ordination

rated impulse          

pollution

(IEC 60664 and 60664 A)

withstand voltage       degree
2.5 kV                   

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A)   test voltage

operating area

AC 3,000 V

Insulation resistance          > 100 MΩ (DC 500 V)

Interrupting capacity I

cn

5...7 A     180 A
8...30 A   200 A

Interrupting capacity

I

N

U

N

(UL 1077/EN 60934 PC1)

5...16 A

AC 240 V

2,000 A

18...30 A

AC 120 V

2,000 A

5...30 A

DC 32 V

2,500 A

5...30 A

DC 28 V

2,000 A (1658-A..)

Degree of protection

operating area IP40 

(IEC 60529/DIN 40050)

terminal area IP00

Vibration                            8 g (57-500 Hz) ± 0.61 mm (10-57 Hz),

to IEC 60068-2-6, test Fc, 
10 frequency cycles/axis

Shock                                30 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion                           96 hours at 5 % salt mist,

to IEC 60068-2-11, test Ka

Humidity                            240 hours at 95 % RH

to IEC 60068-2-78, test Cab

Mass                                 approx. 16 g

Approvals

Authority    

Voltage rating    

Current ratings

VDE (EN 60934) 

AC 240 V; DC 28 V

5...25 A

UL

AC 240 V

5...16 A     1658-G../F..

AC 120 V

18...30 A   1658-G../F..

AC 120 V

5...30 A     1658-A...

DC 32 V

5...30 A     1658-G../F..

DC 28 V

5...30 A     1658-A..

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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- 56

Thermal Overcurrent Circuit Breaker 1658-...

1

Dimensions

Installation drawing

Terminal design

3/8-27UN

S

-2A

9.6

-0.1

8.9

-0.1

mounting hole

.378

-.004

.350

-.004

tightening tor

q

ue max. 0.8 Nm

A00

A21

1

12.7

OFF

ø6

27

17.5

6

ON

12

0.7

1

2

.236

.039

.236

.028

.500

1.06

.472

.689

14

15.7

32

13.6

.535

.618

1.26

.551

3/8-27UN

S

-2A

4

G

21

.157

tightening tor

q

ue max. 0.8 Nm

12.7

.500

.039

.236

7/16-28UN

S

-2A

double “D”

G

41

10

11.2

.394

.441

tightening tor

q

ue max. 0.8 Nm

S

ee ordering information for mounting hardware.

F01

6

OFF

1

ON

Caution:
Plea

s

k

eep a tight grip on the unit

while removing the female connector

s

.

mounting hole

13.8

+0.1
- 0.2

16

±

0.15

thic

k

ne

ss

1- 3 mm
.039 - .118 in.

mounting hole

10.2

±

0.1

±

0.1

A41

10

.394

.402

±

.004

±

.004

ø6

.236

+.004
- .008

.543

.630

±

.006

1

2

5

5

mounting area

operating area

34

7

4

4

.276

.197

.197

1.34

.157

.157

3

1

2

8.5

P13

12

1

2

P10

blade terminal

s

 DIN 46244-A6.3-0.8

(

Q

C .250)

12

1

2

S

80

terminal 

s

crew

6-32 UNC

S

83

loc

k

 wa

s

her

3

1

2

blade terminal

s

 DIN 46244-A6.3-0.8 (

Q

C .250)

angled 90

°

8.5

terminal 

s

crew

6-32 UNC

loc

k

 wa

s

her

1

2

P10-

S

83

terminal 

s

crew

6-32 UNC

blade terminal

s

DIN 46244-A6.3-0.8 (

Q

C .250)

loc

k

 wa

s

her

.472

.118

.335

.335

.118

.472

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 1658-...

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Issue B

1

- 57

1

Internal connection diagram

ø15

Mounting nut  7/16", 28-thread
Y303 200 01

0.4

14.3

0.5

3/8-27UN

S

-2B

2.5

3

3/8-27UN

S

-2B

P

R

E

SS

TO R

E

S

E

T

E

-T

-A

®

BREA

K

E

R

ø21.4

ø9.9

7/16-28UNEF-2B

3.2

ø16

7/16-28UNEF-2B

P

R

E

SS

TO R

E

S

E

T

E

-T

-A

®

BREA

K

E

R

0.4

ø11.2

+0.7

ø24

16

0.5

3

Mounting nut 3/8", 27-thread
Y306 671 01

Knurled nut 3/8", 27-thread
pla

s

tic (

s

tandard)

Y307 117 02

Knurled nut 7/16", 28-thread
nic

k

el-plated bra

ss

Y302 294 03

Pre

ss

 to Re

s

et Plate for 3/8"

thread, aluminium
Y 301 059 02

Pre

ss

 to Re

s

et Plate for 7/16"

thread, aluminium
Y 302 732 01

.563

.020

.098

.020

.630

.118

.118

.591

.126

.630

.843

.945

.016

.016

.390

.441

+.028

2.5

3/8-27UN

S

-2B

ø13

Knurled nut 3/8", 27-thread
nic

k

el-plated bra

ss

Y300 190 03

.512

.098

2.5

3/8-27UN

S

-2B

S

W14

7/16-28UNEF-2B

S

W14

Hex nut 3/8", 27-thread
nic

k

el-plated bra

ss

Y300 192 01

Hex nut 7/16", 28-thread
nic

k

el-plated bra

ss

Y302 295 01

2.5

.551

.551

.098

.098

2

1

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

+60 

°

C

+140 

°

F

+23 

°

C

+73.4 

°

F

-20 

°

C

-4 

°

F

Typical time/current characteristics 

Accessories

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factor        I

N

> 7A 

0.83 0.85 0.9

1

1.1

1.18  1.25

I

N

≤ 7A       0.74 0.76 0.82 1

1.23

-        -

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

1

- 58

Thermal Overcurrent Circuit Breaker 1658-...

1

Re

s

et button 

s

eal for  7/16", 28-thread,

s

hort

X222 119 01

long
X222 119 02

3/8-27 UN

S

-2B

3/8-27 UN

S

-2B

Re

s

et button 

s

eal for  3/8", 27-thread,

s

hort

X201 285 01

long
X200 799 01

7/16-28 UN

S

-2B

7/16-28 UN

S

-2B

Accessories

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 3120-F... 

www.e-t-a.com

Issue B

(030609)

1

- 59

1

Current

Internal resistance

Current

Internal resistance

rating (A)

per pole (Ω)

rating (A)

per pole (Ω)

0.1

94

4

0.0435

0.2

24

4.5

0.0435

0.3

12

5

0.0325

0.4

5.30

6

0.0215

0.5

4.20

7

0.0165

0.6

2.90

8

0.0165

0.8

1.50

10            < 0.02

1

0.9

12

< 0.02

1.2

0.80

14

< 0.02

1.5

0.45

15

< 0.02

2

0.27

16

< 0.02

2.5

0.0785

18

< 0.02

3

0.0595

20

< 0.02

3.5

0.0565

Description

Typical applications

Approvals

Technical data

An extremely versatile range of rocker switch/thermal circuit breakers (S-
type TO CBE to EN 60934 with trip free mechanism) offering the choice of
single pole, double pole with single pole protection, and double pole with
protection on both poles. Designed for snap-in panel mounting with versions
available for three different panel cut-out sizes. Illumination is optional and
there is a range of colours and markings for the rocker. Under overload
conditions the rocker returns to the OFF position. 6-way frame for 3120-F5
available upon request.
Any one of the following additional function modules can be supplied
factory fitted to the rear of the switch/circuit breaker.

Under voltage release coil (for double pole versions only).

Magnetic trip coil for short circuit protection.

Magnetic trip coil for remote relay trip.

Auxiliary contacts for status signalling.

Mechanical slide interlock.

Approved to CBE standard EN 60934 (IEC 60934).
Meets the requirements regarding fire resistance of EN 60335-1 : 2007-02
Safety of household and similar electrical appliances.

Motors, transformers, solenoids, extra low voltage wiring systems, office
machines, electro-medical equipment, power supplies, communications
systems, medical equipment to EN 60601.

3120-F...

For further details please see chapter: Technical Information 

Voltage rating     

AC 240 V; DC 50 V  
(AC 415 V to special order)
(UL: AC 250 V; DC 50 V)

Current ratings         

0.1...20 A 

(up to 30 A to special order, single pole only)

Typical life

1-pole

AC 240 V:

0.1...20 A

30,000 operations at 1 x I

N

, inductive

DC 50 V:

0.1...4 A

30,000 operations at 1 x I

N

, inductive

4.5...16 A

30,000 operations at 1 x I

N

, resistive

DC 28 V:

4.5...20 A

30,000 operations at 1 x I

N

, inductive

2-pole

AC 415 V:

0.1...16 A

10,000 operations at 1 x I

N

, inductive

AC 240 V:

0.1...16 A

50,000 operations at 1 x I

N

, inductive

17...20 A

30,000 operations at 1 x I

N

, inductive

DC 50 V:

0.1...16 A

50,000 operations at 1 x I

N

, inductive

17...20 A

10,000 operations at 1 x I

N

, inductive

Ambient temperature      

-30...+60 °C  (-22...+140 °F)

Insulation co-ordination      rated impulse     

pollution

(IEC 60664 and 60664 A

withstand voltage 

degree

2.5 kV                

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A) 

test voltage

operating area                AC 3,000 V 
between poles (2-pole)    AC 1,500 V

Insulation resistance   

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.1...2 A   10 x I

N

2.5...20 A  250 A 2-pole, or 150 A 1-pole

Interrupting capacity 

I

N

U

N

2-pole

(UL 1077)

0.1...2 A    

AC 250 V   

200 A

2.5...3 A    

AC 250 V  

1,000 A

3.5...8 A    

AC 250 V  

2,000 A

9...16 A    

AC 250 V  

3,500 A

18...20 A    

AC 250 V  

5,000 A

0.1...20 A

DC 50 V

1,000 A

Degree of protection

operating area IP40 

(IEC 60529/DIN 40050)      (IP54 with water splash protection)

terminal area IP00

Vibration               

8 g (57-500 Hz), ± 0.61 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis

Shock                   

30 g (11 ms)
to IEC 60068-2-27, test Ea

Corrosion               

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                

240 hours at 95 % RH,
to IEC 60068-2-78, test Cab

Mass                    

approx. 33 g (double pole)
approx. 27 g (single pole)

Authority        

Voltage ratings      

Current ratings

VDE (EN 60934)

AC 240 V; DC 28 V

0.1...20 A

DC 50 V

0.1...20 A   2-pole

DC 50 V

0.1...10 A   1-pole

UL, CSA

AC 250 V; DC 50 V

0.1...20 A

CCC

AC 250 V; DC 50 V

0.1...20 A

Standard current ratings and typical internal resistance values

Illumination voltage/power consumption

operating voltage

power consumption

Y + R

G

T

6 V

2 mA

3.6 mA

4.9 mA

12 V

2 mA

3.5 mA

4.9 mA

24 V

2 mA

3.5 mA

4.9 mA

48 V

2 mA

3.5 mA

4.9 mA

115 V

0,9 mA

2.8 mA

2.2 mA

230 V

0,9 mA

2.8 mA

2.2 mA

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

(030609)

1

- 60

1

Type No.
3120

rocker switch/circuit breaker

Mounting 
F

snap in frame

Size of frame   

panel thickness

3

to fit mounting cut-out 50.5 x 21.5 mm  1-6.35 mm (.039-.250 in)

5

to fit mounting cut-out 44.5 x 22 mm

1-4 mm (.039-.157 in)

6

to fit mounting cut-out 45 x 33.7 mm

1.2-2.4 mm (.047-.094 in)

Number of poles
0

2-pole, unprotected, switch only

1

1-pole, thermally protected

2

2-pole, thermally protected

5

2-pole, thermally protected on one pole only 

(terminals 11,12k,12i)

6

1-pole, unprotected, switch only

Mounting frame design
1

collar height 1 mm

3

collar height 9 mm

4

collar height 2 mm with water splash protection (IP54), not with -F6...

with water splash protection and actuator guard

Terminal configuration
P7

blade terminals 2x2.8x0.8 mm (QC 2x.110) 
(terminals 12(k), 22(k), 11, 21), not for under voltage 
module, not for switch

H7

12(k), 22(k): blade terminals 2x2.8-0.8 (QC 2x.110)
11, 21: terminal screws, not for switch

N7

as P7, but including shunt terminals 12(i) and 22(i) 
as blade terminals 2x2.8x0.8 mm (QC 2x.110)
not for under voltage module

G7

as H7, but including shunt terminals 12(i) and 22(i) 
as blade terminals 2x2.8x0.8 mm (QC 2x.110)

Characteristic curve
T1

thermal, 1.01-1.4 x I

N

Q1

switch only 

Actuator style
W

rocker

U

momentary switch

Switch colour designation

opaque

translucent 

(for illuminated versions)

01

black     

12

white     

02

white     

14

red

04

red

15

orange

16

sky blue

19

green

Rocker markings
A
B
C
D
E
F
X

X = without marking

Rocker illumination (optional)
G

green LED

Y

yellow LED

R

red LED

T

blue LED

Illumination voltage range
0

0 - 4 V 

AC/DC

1

10 - 14 V  

AC/DC

2

20 - 28 V  

AC/DC

3

90 - 140 V   AC

4

185 - 275 V   AC

5

42 - 54 V  

AC/DC

Current ratings
0.1...20 A

3120 - F 3 2 1 - N7 T1  - W 14

A  R  4  - 10 A

ordering example

3120 - F .

0 .  - N7 Q1  -W ..

.    .   .  -  20 A

(switch only)

N.B

.

Switch only versions must be specified with -N7 or -G7 terminals. 
Terminals 12(k) and 22(k) are not fitted.

Thermal Overcurrent Circuit Breaker 3120-F... 

Typical time/current characteristics 

Ordering information

0

I

AU

S

EIN

I

0

OFF

ON

EIN

AU

S

ON

OFF

A B C D E F X

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F    -22 -4

+14 +32   +73.4 +104 +122 +140

°C    -30 -20

-10  0

+23

+40 +50

+60 

Derating factor 

0.8

0.76 0.84 0.92 1

1.08

1.16  1.24

+23

°

C

+73.4

°

F

+60

°

C

+140

°

F

-30

°

C

-22

°

F

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

+23

°

C

+73.4

°

F

+60

°

C

+140

°

F

-30

°

C

-22

°

F

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

s

ingle or double pole load

0.1 … 2 A

2.5 … 20 A

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 3120-F... 

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Issue B

(030609)

1

- 61

1

Dimensions

25

16

7

33

35

10.7

21

54

10

3

3.5

15.5

41

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2x .110)

flat head 

s

crew I

S

O1580 M3.5x5-M

S

tightening tor

q

ue max. 0.8 Nm

Actuating force max. 35 N

optional illumination in ON po

s

ition

OFF po

s

ition

12(i)

12(

k

)

11

.630

.984

2.13

.394

.118

.138

.610

1.61

.276

1.38

1.30

.421

.827

S

tyle F3.1

collar height 1 mm/.039 in.

Installation drawing 

mounting area

operating area

7

10

15.5

7

7

8

10

12(i)

12(

k

)

11

When in

s

talling the circuit brea

k

er apply pre

ss

ure on bezel only

.276

.276

.315

.276 .394

.610

.394

Mounting style variants

S

tyle F 3.4

collar height 2 mm (.079 in.), with water 

s

pla

s

h protection

S

tyle F 3.3

 collar height 9 mm (.354 in.)

27

19.5

1.30

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2 x .110)

flat head 

s

crew M3.5x5-M

S

 I

S

O1580

tightening tor

q

ue max. 0.8 Nm

10.7

10

33

3.8

.421

.827

.150

.394

.768

1.06

21

S

tyle F 5.1

3.5

.138

15.5

Optional illumination

48

10

3

41

12(i) 12(

k

)

11

.118

.394

.610

1.61

1.89

Dimen

s

ion diagram for 

s

tyle F6 i

s

 available on reque

s

t.

S

tyle F 5.U

with water 

s

pla

s

h protection (IP54) and actuator guard

27

10,7

21

19,5

33

37

21,5

-0,1

24

flat head 

s

crew M3.5x5-M

S

 I

S

O1580

tightening tor

q

ue max. 0.8 Nm

3.5

.138

56

15.5

35

3

.118

.394

.610

1.61

1.38

41

10

2.21

12(i) 12(

k

)

11

25

1.30

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2 x .110)

flat head 

s

crew M3.5x5-M

S

 I

S

O1580

tightening tor

q

ue max. 0.8 Nm

10.7

19.5

9

33

35

.421

.827

1.38

.354

.768

.984

21

54

12(i) 12(

k

)

11

15.5

3.5

35

3

.118

.394

.138

.610

1.61

1.38

41

10

2.13

25

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2 x .110)

flat head 

s

crew M3.5x5-M

S

 I

S

O1580

tightening tor

q

ue max. 0.8 Nm

10.7

21

16

7

33

35

.421

.827

1.30

1.38

.276

.630

.984

10

35

15,5

3,5

10

3

41

12(i) 12(

k

)

11

4

7

24,1

44,2

-0,2

5,3

50

blade terminal

s

 DIN 46244-C-M

s

-

S

1.61

.610

.138

.118

.394

.394

.276

.157

.209

1.38

.949

1.74

-.008

1.97

.421

.827

1.46

1.29

.768

.945

1.06

.846

-.004

Internal connection diagrams

12(i)

22(i)

11

21

line

12(i)

12(

k

)

22(i)

22(

k

)

load

line

load

12(

k

)

load

11

line

12(i)

12(

k

)

22(i)

load

11

21

line

12(i)

22(i)

11

21

2-pole,
thermally protected on both pole

s

2-pole,
thermally protected on one pole only

1-pole,
thermally protected

2-pole,
unprotected

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

87THERMO-html.html
background image

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

www.e-t-a.com

Issue B

(030609)

1

- 62

Thermal Overcurrent Circuit Breaker 3120-F... 

1

Accessories

S

pacer for 3120-F3...

Y 303 675 01/02

blade terminal DIN 46244-C-M

s

-

S

(

Q

C 2x.110)

Terminal adapter
Y 303 862 01

4

4

13.5

3.7

R3.5

.157

.531

.157

.138

.146

In

s

ulated cover

Y 303 068 01

S

pacer for 3120-F5...

Y 303 676 01

50.5

22

58

28

*

* Y 303 675 01 

s

uitable for

panel thic

k

ne

ss

 < 2 mm (.079 in)

* Y 303 675 02 

s

uitable for

panel thic

k

ne

ss

 < 4 mm (.157 in)

.866

1.10

1.99

2.28

36

25

16.5

21

33

54

.650

.984

2.13

1.42

1.30

.827

1

41

31

matt fini

s

h

1.22

1.61

.039

Blan

k

ing piece in -F3 frame

Y 303 885 31

44.5

22.5

52

2.5

0.8

1

1

without bend

s

s

harp-edged

28

.886

1.10

1.75

2.05

.039

.039

.031

.098

0.9

20

2.5

9

.787

.354

.035

.098

16.5

48

25

3.4

60

73

35

ø8

ø4.4

1.89

.984

.650

.315

.134

.173

1.38

2.36

2.87

50

70

+5

10

40.5

1.75

ø8

+0.5
-0.25

1.59

.069

+.020
-.010

2.76

+.197

1.97

.394

.315

20.5

.807

Rear terminal 

s

hroud blac

k

 (IP64)

Y 304 275 01

Water 

s

pla

s

h cover, tran

s

parent 

(IP66)

for 

s

tyle -F5..

X 221 619 01

6-way frame for 3120-F5... upon reque

s

t

Cut-out dimensions

.039-.250

1-6.35

panel thic

k

ne

ss

Cut-out for mounting 

s

tyle -F3

with roc

k

er and pu

s

h button

Cut-out for mounting 

s

tyle -F6

with roc

k

er

max. R1.5

min. 2

Cut-out for mounting 

s

tyle -F5

with roc

k

er

min. 2.5
min .098

max. R2

max .079

min .079

max .059

+0.3

+0.2

50.5

21.5

max. R0.3

1.99

.846

+.008

max .012

+.012

+0.2

- 0.05

+.008

- .002

33.7

“A”

max. R0.3

1.33

max .012

- 0.4
-.016
- 0.2
-.008

±

0.05

±

.002

+0.8

 1-4 mm

.039-.157 in.

panel

thic

k

ne

ss

1.2

.047

+0.4

+.016

1.6

.063

+.031

2.4

.094

+1

Edge

s

 of wor

k

ing part

s

: I

S

O 13715

max. R1.5

max .059

min. 2
min .079

dimen

s

ion

“A”

 45

1.77

+.008
- .002

+0,2
- 0.05

 45

1.77

45

1.77

mm

inch

mm

inch

+.039

+1.1
- 0.05

+2.2
- 0.05

+.043
- .002

+.087
- .002

- 0.4
-.016
- 0.2
-.008

- 0.4
-.016
- 0.2
-.008

±

0.05

±

.002

±

0.05

±

.002

+.008

+0.2

1.75

22

+0.3

max. R0.3

44.5

max .012

.866

+.012

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 3120-F7.. 

www.e-t-a.com

Issue B

(030609)

1

- 63

1

Description

Typical applications

E-T-A’s proven type 3120 in a new attractive styling (S-type TO CBE to EN
60934 with trip free mechanism) offering the choice of single pole, double
pole with single pole protection, and double pole with protection on both
poles. Designed for snap-in panel mounting with illumination as an option.
Under overload conditions the rocker returns to the OFF position. 
Any one of the following additional function modules can be supplied factory
fitted to the rear of the switch/circuit breaker.

Under voltage release coil (for double pole versions only).

Magnetic trip coil for short circuit protection.

Magnetic trip coil for remote relay trip.

Auxiliary contacts for status signalling.

Mechanical slide interlock.

Approved to CBE standard EN 60934 (IEC 60934).
Meets the requirements regarding fire resistance of EN 60335-1 : 2007-02
Safety of household and similar electrical appliances.

Available accessories:

water splash protection and actuator guard to

prevent inadvertent operation.

Motors, transformers, solenoids, extra low voltage wiring systems, office
machines, electro-medical equipment, power supplies, communications
systems, boating.

3120-F7..

Technical data

For further details please see chapter: Technical Information 

Voltage rating     

AC 240 V; DC 50 V  
(AC 415 V to special order)
(UL: AC 250 V; DC 50 V)

Current ratings         

0.1...20 A 

(up to 30 A to special order, single pole only)

Typical life

1-pole

AC 240 V:

0.1...20 A

30,000 operations at 1 x I

N

, inductive

DC 50 V:

0.1...4 A

30,000 operations at 1 x I

N

, inductive

4.5...16 A

30,000 operations at 1 x I

N

, resistive

DC 28 V:

4.5...20 A

30,000 operations at 1 x I

N

, inductive

2-pole

AC 415 V:

0.1...16 A

10,000 operations at 1 x I

N

, inductive

AC 240 V:

0.1...16 A

50,000 operations at 1 x I

N

, inductive

17...20 A

30,000 operations at 1 x I

N

, inductive

DC 50 V:

0.1...16 A

50,000 operations at 1 x I

N

, inductive

17...20 A

10,000 operations at 1 x I

N

, inductive

Ambient temperature      

-30...+60 °C  (-22...+140 °F)

Insulation co-ordination      rated impulse     

pollution

(IEC 60664 and 60664 A

withstand voltage 

degree

2.5 kV                

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A) 

test voltage

operating area                AC 3,000 V 
between poles (2-pole)    AC 1,500 V

Insulation resistance   

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.1...2 A   10 x I

N

2.5...20 A  250 A 2-pole, or 150 A 1-pole

Interrupting capacity 

I

N

U

N

2-pole

(UL 1077)

0.1...2 A    

AC 250 V   

200 A

2.5...3 A    

AC 250 V  

1,000 A

3.5...8 A    

AC 250 V  

2,000 A

9...6 A    

AC 250 V  

3,500 A

18...20 A    

AC 250 V  

5,000 A

0.1...20 A

DC 50 V

1,000 A

Degree of protection

operating area IP40 

(IEC 60529/DIN 40050)      (IP54 with water splash protection)

terminal area IP00

Vibration               

8 g (57-500 Hz), ± 0.61 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis

Shock                   

30 g (11 ms)
to IEC 60068-2-27, test Ea

Corrosion               

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                

240 hours at 95 % RH,
to IEC 60068-2-78, test Cab

Mass                    

approx. 33 g (double pole)
approx. 27 g (single pole)

Current

Internal resistance

Current

Internal resistance

rating (A)

per pole (Ω)

rating (A)

per pole (Ω)

0.1

94

4

0.0435

0.2

24

4.5

0.0435

0.3

12

5

0.0325

0.4

5.30

6

0.0215

0.5

4.20

7

0.0165

0.6

2.90

8

0.0165

0.8

1.50

10            < 0.02

1

0.9

12

< 0.02

1.2

0.80

14

< 0.02

1.5

0.45

15

< 0.02

2

0.27

16

< 0.02

2.5

0.0785

18

< 0.02

3

0.0595

20

< 0.02

3.5

0.0565

Approvals

Authority        

Voltage ratings      

Current ratings

VDE (EN 60934)

AC 240 V; DC 28 V

0.1...20 A

DC 50 V

0.1...20 A   2-pole

DC 50 V

0.1...10 A   1-pole

UL, CSA

AC 250 V; DC 50 V

0.1...20 A

CCC

AC 250 V; DC 50 V

0.1...20 A

Standard current ratings and typical internal resistance values

Illumination voltage/power consumption

operating voltage

power consumption
LED

6 V

4.9 mA

12 V

4.9 mA

24 V

4.9 mA

48 V

4.9 mA

115 V

2.2 mA

230 V

2.2 mA  

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

(030609)

1

- 64

Thermal Overcurrent Circuit Breaker 3120-F7.. 

1

+23

°

C

+73.4

°

F

+60

°

C

+140

°

F

-30

°

C

-22

°

F

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

+23

°

C

+73.4

°

F

+60

°

C

+140

°

F

-30

°

C

-22

°

F

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

s

ingle or double pole load

0.1 … 2 A

2.5 … 20 A

Typical time/current characteristics 

Ordering information

Type No.
3120

rocker switch/circuit breaker

Mounting 
F

snap in frame

Size of frame

panel thickness

7

to fit mounting cut-out 44.5x22 mm (1.75x.866 in) 1-4 mm (.039-.157 in)

Number of poles
0

2-pole, unprotected, switch only

1

1-pole, thermally protected

2

2-pole, thermally protected

5

2-pole, thermally protected on one pole only (terminals 11,12k,12i)

6

1-pole, unprotected, switch only

Mounting frame design
N

grey frame

P

snap-on actuator guard grey

Q

snap-on water splash cover grey

R

black frame

S

snap-on actuator guard black

T

snap-on water splash cover black

Terminal configuration
P7

blade terminals 2x2.8x0.8 mm (QC 2x.110) (terminals 
12(k), 22(k),11, 21), not for under voltage module, 
not for switch

H7

12(k), 22(k): blade terminals 2x2.8-0.8 (QC 2x.110)
11, 21: terminal screws, not for switch

N7

as P7, but including shunt terminals 12(i) and 22(i) 
as blade terminals 2x2.8x0.8 mm (QC 2x.110)
not for under voltage module

G7

as H7, but including shunt terminals 12(i) and 22(i) 
as blade terminals 2x2.8x0.8 mm (QC 2x.110)

Characteristic curve
T1

thermal, 1.01-1.4 x I

N

Q1

switch only

Actuator style
A

rocker

Switch colour designation

opaque

translucent

20

blue 

30

blue

26

sky blue

36

sky blue

Rocker markings

Q

"I" and "0" moulded in

Push button illumination (optional)
T

blue LED

Illumination voltage range (optional)

0

4 - 7 V 

1

10 - 14 V     

2

20 - 28 V     

3

90 - 140 V   

4

185 - 275 V 

5

42 - 54 V   AC/DC    

Current ratings
0.1...20 A

3120 - F 7 2  N - N7 T1  - A 30

Q T 4  - 10 A

ordering example

3120 - F .

0  N  - N7 Q1  -A 30

Q   T 4  -  20 A

(switch only)

N.B.

Switch only versions must be specified with -N7 or -G7 terminals. 
Terminals 12(k) and 22(k) are not fitted.

I

0

Q

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F    -22 -4

+14 +32   +73.4 +104 +122 +140

°C    -30 -20

-10  0

+23

+40 +50

+60 

Derating factor 

0.8

0.76 0.84 0.92 1

1.08

1.16  1.24

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Internal connection diagrams

12(i)

22(i)

11

21

line

12(i)

12(

k

)

22(i)

22(

k

)

load

line

load

12(

k

)

load

11

line

12(i)

12(

k

)

22(i)

load

11

21

line

12(i)

22(i)

11

21

2-pole,
thermally protected on both pole

s

2-pole,
thermally protected on one pole only

1-pole,
thermally protected

2-pole,
unprotected

Thermal Overcurrent Circuit Breaker 3120-F7.. 

www.e-t-a.com

Issue B

(030609)

1

- 65

1

Dimensions

33

1.30

33

1.30

.453

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2 x .110)

15.5

10

3

3.5

41

.118

.138

.394

.610

1.61

15.5

34

44.2

8.9

12(i)

12(

k

)

11

-0,2

5.9

LINE

15.5

15.5

25

44.2

flat head 

s

crew I

S

O1580 M3.5x5-M

S

tightening tor

q

ue max. 0.8 Nm

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2 x .110)

8.9

33

10.7

21

10

3

3.5

41

12(i)

12(

k

)

11

48

±

0.2

-0.2

3

LINE

18.8

60

34

44.8

10

12(i)

12(

k

)

11

11.5

LINE

18.6

60

.984

.610

1.89

±

.008

1.74

-.008

.118

1.30

.350

.421

.827

.118

.138

.394

.610

1.61

.610

1.74

-.008

.350

.740

1.34

flat head 

s

crew I

S

O1580 M3.5x5-M

S

tightening tor

q

ue max. 0.8 Nm

10.7

21

.421

.827

2.36

.232

1.76

2.36

1.34

.732

.394

.827

flat head 

s

crew I

S

O1580 M3.5x5-M

S

tightening tor

q

ue max. 0.8 Nm

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2 x .110)

10.7

21

.421

15.5

3

41

.118

.138

.610

1.61

3.5

S

tyle -F7.N and F7.R

S

tyle -F7.P and F7.

S

S

tyle -F7.Q and F7.T

Panel cut-out 

Edge

s

 of wor

k

ing part

s

: I

S

O 13715

44.5

+0.4

22

+0.3

max. R0.3

1.75

+.016

max .012

.866

+.012

max .059

max. R1.5

min. 2

1- 4

min .079

.039 - .157

±

0,05

±

.002

  -0,4
-.016
  -0,2
-.008

Installation drawing  

12(i)

12(

k

)

11

LINE

mounting area

operating area

7

10

15.5

7

7

8

10

When in

s

talling the circuit brea

k

er apply pre

ss

ure on bezel only.

.276

.276

.315

.276 .394

.610

.394

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

(030609)

1

- 66

Thermal Overcurrent Circuit Breaker 3120-F7.. 

1

S

pacer

Y 303 676 01

44.5

22.5

52

2.5

0.8

1

1

without bend

s

s

harp-edged

28

.886

1.10

1.75

2.05

.039

.039

.031

.098

blade terminal DIN 46244-C-M

s

-

S

(

Q

C 2x.110)

Terminal adapter
Y 303 862 01

4

4

13.5

3.7

R3.5

.157

.531

.157

.138

.146

In

s

ulated cover

Y 303 068 01

0.9

20

2.5

9

.787

.354

.035

.098

50

70

+5

10

40.5

1.75

ø8

+0.5
-0.25

1.59

.069

+.020
-.010

2.76

+.197

1.97

.394

.315

20.5

.807

Rear terminal 

s

hroud blac

k

 (IP64)

Y 304 275 01

Tran

s

lucent water 

s

pla

s

h cover 

(IP54)

X 222 143 01
Con

s

i

s

ting of

- Y 307 097 01 

s

nap-on frame with actuator guard

- Y 307 096 01 

s

oft pla

s

tic cover

S

nap-on frame with actuator guard

 (can be 

s

napped on

a

s

 

s

witch-on protection or 

s

witch-off protection)

Y 307 097 01

60

18.8

34

5.9

10.1

.740

2.36

1.34

.232

.398

60

18.8

34

11.5

10.1

.740

.453

2.36

1.34

.398

Accessories

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 3120-F... 

www.e-t-a.com

Issue B

(030609)

1

- 67

1

67

Description

Typical applications

Technical data

Switch/thermal trip free circuit breaker (S-type TO CBE to EN 60934) with
standard isolator style two button operation. Single button press-to-reset
version also available. Both types can be supplied in single pole configuration
only, in double pole with single pole protection, and in double pole with
protection on both poles. Designed for snap-in panel mounting. There is a
choice of push button colour combinations and illumination is optional.
Any one of the following additional function modules can be supplied factory
fitted to the rear of the switch/circuit breaker:

Under voltage release coil (for double pole versions only).

Magnetic trip coil for short circuit protection.

Magnetic trip coil for remote relay trip.

Auxiliary contacts for status signalling.

Mechanical slide interlock.

Approved to CBE standard EN 60934 (IEC 60934).
Meets the requirements regarding fire resistance of EN 60335-1 : 2007-02
Safety of household and similar electrical appliances.

Motors, transformers, solenoids, extra low voltage wiring systems, office
machines, electro-medical equipment, power supplies, communications
systems, industrial controls.

3120-F...

For further details please see chapter: Technical Information 

Voltage rating     

AC 240 V; DC 50 V  
(AC 415 V to special order)
(UL: AC 250 V; DC 50 V)

Current ratings         

0.1...20 A 

(up to 30 A to special order, single pole only)

Typical life

1-pole

AC 240 V:

0.1...20 A

30,000 operations at 1 x I

N

, inductive

DC 50 V:

0.1...4 A

30,000 operations at 1 x I

N

, inductive

4.5...16 A

30,000 operations at 1 x I

N

, resistive

DC 28 V:

4.5...20 A

30,000 operations at 1 x I

N

, inductive

2-pole

AC 415 V:

0.1...16 A

10,000 operations at 1 x I

N

, inductive

AC 240 V:

0.1...16 A

50,000 operations at 1 x I

N

, inductive

17...20 A

30,000 operations at 1 x I

N

, inductive

DC 50 V:

0.1...16 A

50,000 operations at 1 x I

N

, inductive

17...20 A

10,000 operations at 1 x I

N

, inductive

Ambient temperature      

-30...+60 °C  (-22...+140 °F)

Insulation co-ordination      rated impulse     

pollution

(IEC 60664 and 60664 A

withstand voltage 

degree

2.5 kV                

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A) 

test voltage

operating area                AC 3,000 V 
between poles (2-pole)    AC 1,500 V

Insulation resistance   

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.1...2 A   10 x I

N

2.5...20 A  250 A 2-pole, or 150 A 1-pole

Interrupting capacity 

I

N

U

N

2-pole

(UL 1077)

0.1...2 A    

AC 250 V   

200 A

2.5...3 A    

AC 250 V  

1,000 A

3.5...8 A    

AC 250 V  

2,000 A

9...16 A    

AC 250 V  

3,500 A

18...20 A    

AC 250 V  

5,000 A

0.1...20 A

DC 50 V

1,000 A

Degree of protection

operating area IP40 

(IEC 60529/DIN 40050)      terminal area IP00

Vibration               

8 g (57-500 Hz), ± 0.61 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis

Shock                   

30 g (11 ms)
to IEC 60068-2-27, test Ea

Corrosion               

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                

240 hours at 95 % RH,
to IEC 60068-2-78, test Cab

Mass                    

approx. 33 g (double pole)
approx. 27 g (single pole)

Current

Internal resistance

Current

Internal resistance

rating (A)

per pole (Ω)

rating (A)

per pole (Ω)

0.1

94

4

0.0435

0.2

24

4.5

0.0435

0.3

12

5

0.0325

0.4

5.30

6

0.0215

0.5

4.20

7

0.0165

0.6

2.90

8

0.0165

0.8

1.50

10            < 0.02

1

0.9

12

< 0.02

1.2

0.80

14

< 0.02

1.5

0.45

15

< 0.02

2

0.27

16

< 0.02

2.5

0.0785

18

< 0.02

3

0.0595

20

< 0.02

3.5

0.0565

Approvals

Authority        

Voltage ratings      

Current ratings

VDE (EN 60934)

AC 240 V; DC 28 V

0.1...20 A

DC 50 V

0.1...20 A   2-pole

DC 50 V

0.1...10 A   1-pole

UL, CSA

AC 250 V; DC 50 V

0.1...20 A

CCC

AC 250 V; DC 50 V

0.1...20 A

Standard current ratings and typical internal resistance values

Illumination voltage/power consumption

operating voltage

power consumption
Y + R

G

6 V

2 mA

3.6 mA

12 V

2 mA

3.5 mA

24 V

2 mA

3.5 mA

48 V

2 mA

3.5 mA

115 V

0.9 mA

2.8 mA

230 V

0.9 mA

2.8 mA

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

(030609)

1

- 68

Thermal Overcurrent Circuit Breaker 3120-F... 

1

+23

°

C

+73.4

°

F

+60

°

C

+140

°

F

-30

°

C

-22

°

F

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

+23

°

C

+73.4

°

F

+60

°

C

+140

°

F

-30

°

C

-22

°

F

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

s

ingle or double pole load

0.1 … 2 A

2.5 … 20 A

Typical time/current characteristics 

Ordering information

Type No.
3120

push button switch/circuit breaker

Mounting 
F

snap in frame

Size of frame
2

flange mounting, special frame for fitting splash cover

3

to fit mounting cut-out 50.5 x 21.5 mm (1.99 x 8.47 in)
panel thickness 1 - 6.35 mm (.039 - .250 in)

Number of poles
0

2-pole, unprotected, switch only

1

1-pole, thermally protected

2

2-pole, thermally protected

5

2-pole, thermally protected on one pole only (terminals 11,12k,12i)

6

1-pole, unprotected, switch only

Mounting frame design
F

with 2 push buttons

G

with 1 push button (switch-on only)

Terminal configuration
P7

blade terminals 2x2.8x0.8 mm (QC 2x.110) 
(terminals 12(k), 22(k), 11, 21), not for under voltage 
module, not for switch

H7

12(k), 22(k): blade terminals 2x2.8-0.8 (QC 2x.110)
11, 21: terminal screws, not for switch

N7

as P7, but including shunt terminals 12(i) and 22(i) 
as blade terminals 2x2.8x0.8 mm (QC 2x.110)
not for under voltage module

G7

as H7, but including shunt terminals 12(i) and 22(i) 
as blade terminals 2x2.8x0.8 mm (QC 2x.110)

Characteristic curve
T1

thermal, 1.01-1.4 I

N

Q1

switch only, only for N7 or G7 terminals

Switch style/colour
D

1 push button (re-set only)

Z

1 push button (momentary switch)

01X

black

04X

red

12X

white translucent

19X

green translucent

S

2 push buttons on/off

GRX

green translucent/red

WRX

white translucent/red

WBX

white translucent/black

Push button illumination (optional)
G

green LED, AC/DC

Y

yellow LED, AC/DC

R

red LED, AC/DC

Illumination voltage range (optional)
0

0 - 4 V 

AC/DC

1

10 - 14 V 

AC/DC

2

20 - 28 V   AC/DC

3

90 - 140 V   AC

4

185 - 275 V AC

5

42 - 54 V   AC/DC

Current ratings
0.1...20 A

3120 - F 3 2 F  - N7 T1  - S GRX G 4  - 10 A

ordering example

3120 - F 3 0 F  - N7 Q1 - S

...

.   .  - 20 A

switch only

N.B.

Switch only versions must be specified with -N7 or -G7 terminals. 
Terminals 12(k) and 22 (k) are not fitted.

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F    -22 -4

+14 +32   +73.4 +104 +122 +140

°C    -30 -20

-10  0

+23

+40 +50

+60 

Derating factor 

0.8

0.76 0.84 0.92 1

1.08

1.16  1.24

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 3120-F... 

www.e-t-a.com

Issue B

(030609)

1

- 69

1

Dimensions

.984

16.2

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2 x .110)

flat head 

s

crew I

S

O1580 M3.5x5-M

S

tightening tor

q

ue max. 0.8 Nm

21

10

.394

33

1.30

25

15

10.7
.421

.591

.638

.827

41

10

54

14.2

12(i)

12(

k

)

11

optional illumination in ON po

s

ition

2.13

15.5

3.5

3

.118

.394

.138

.610

1.61

.559

panel

74

ø3.2

10.2

water 

s

pla

s

h cover

(

s

ee next page)

PT-

s

crew

Typ 

K

40

ø4mm
(.157 in.)

retaining clip

cover

3120-F2.F-…

.827

1.61

.126

.402

OFF po

s

ition

10

.394

33

1.30

21

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2 x .110)

16.2

flat head 

s

crew I

S

O1580 M3.5x5-M

S

tightening tor

q

ue max. 0.8 Nm

35.4

15

4.5

10.7
.421

.177

.591

.638

1.39

60

±

0.1

41

12(i)

12(

k

)

11

2.91

15.5

3.5

10

3

.118

.394

.138

.610

2.36

±

.004

OFF po

s

ition

.984

16.2

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2 x .110)

flat head 

s

crew I

S

O1580 M3.5x5-M

S

tightening tor

q

ue max. 0.8 Nm

21

10

.394

33

1.30

25

15

10.7
.421

.591

.638

.827

3120-F3.

G

-…-D…

3120-F3.F-…-

S

actuating force max. 35 N

41

10

54

14.2

12(i)

12(

k

)

11

optional illumination in ON po

s

ition

2.13

15.5

3.5

3

.118

.394

.138

.610

1.61

.559

Panel cut-out 

50.5

+0.5

Edge

s

 of wor

k

ing part

s

: I

S

O 13715

t: metal min. 2 mm (.079 in.)

pla

s

tic min. 3 mm (.118 in.)

60

±

0.15

ø4.3

+0.2

+0.2

26

R2

1.99

1.02

+.008

.079

+.020

.169

+.008

.039-.250

1-6.35

min. 2.5
min .098

max. R2
max .079

2.36

+.006

t

+0.2

50.5

21.5

max. R0.3

1.99

+0.3

.846

+.008

max .012

+.012

3120-F3…

3120-F2…

- 0.4
-.016
- 0.2
-.008

±

0.05

±

.002

Installation drawing

12(i)

12(

k

)

11

mounting area

operating area

7

10

15.5

7

8

10

When in

s

talling the circuit brea

k

er apply pre

ss

ure on bezel only.

.276

7

.276

.394

.315

.276

.394

.610

Internal connection diagrams

12(i)

22(i)

11

21

line

12(i)

12(

k

)

22(i)

22(

k

)

load

line

load

12(

k

)

load

11

line

12(i)

12(

k

)

22(i)

load

11

21

line

12(i)

22(i)

11

21

2-pole,
thermally protected on both pole

s

2-pole,
thermally protected on one pole only

1-pole,
thermally protected

2-pole,
unprotected

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

(030609)

1

- 70

Thermal Overcurrent Circuit Breaker 3120-F... 

1

36

25

16.5

21

33

54

.650

.984

2.13

1.42

1.30

.827

1

41

31

matt fini

s

h

1.22

1.61

.039

50.5

22

58

28

*

* Y 303 675 01 

s

uitable for

panel thic

k

ne

ss

 < 2 mm (.079 in)

* Y 303 675 02 

s

uitable for

panel thic

k

ne

ss

 < 4 mm (.157 in)

.866

1.10

1.99

2.28

blade terminal DIN 46244-C-M

s

-

S

(

Q

C 2x.110)

S

pacer for 3120-F3...

Y 303 675 01/02

In

s

ulated cover

Y 303 068 01

0.9

20

2.5

9

Terminal adapter
Y 303 862 01

4

4

13.5

3.7

R3.

5

Blan

k

ing piece in -F3 frame

Y 303 885 31

.787

.354

.035

.098

.157

.531

.157

.138

.146

16.5

48

25

3.4

60

73

35

ø8

ø4.4

1.89

.984

.650

.315

.134

.173

1.38

2.36

2.87

50

70

+5

10

40.5

1.75

ø8

+0.5
-0.25

1.59

.069

+.020
-.010

2.76

+.197

1.97

.394

.315

20.5

.807

Water 

s

pla

s

h cover, tran

s

parent

 (IP66) f

or 

s

tyle 3120-F2.F-...

X 221 619 01
con

s

i

s

ting of

- retaining clip Y 306 551 01
- cover Y 306 001 01

Rear terminal 

s

hroud blac

k

 

(IP64)

Y 304 275 01

Accessories   

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Auxiliary Contact Module X3120-S for circuit breaker 3120-F...

www.e-t-a.com

Issue B

(030609)

1

- 71

1

A module supplied factory fitted to type 3120-F to provide electrically
separate changeover contacts which operate as the main contacts open/
close. Ideally suited to status signalling and sequence switching.

Description

Typical applications

Ordering information

Internal connection diagram

Technical data

Dimensions

25.5

10

14

21

blade terminal

s

DIN 46244-A2.8-0.5-M

s

 (

Q

C .110)

s

ilver plated

19.8

7.5 7.5

2

8.5

.827

1.00

.394

.551

.335

.079

.295 .295

.780

Monitoring of the switching position of the circuit breaker or any connected
load.

line

11

21

34

32

12(i)

22(i)

31

12(

k

)

22(

k

)

load

module mounted

Voltage rating                 

AC 250 V; DC 220 V

Current rating  

0.1...4 A  / 0.05...1 A

Typical life                         50,000 operations

Ambient temperature

-30...+60 °C  (-22...+140 °F)

Dielectric strength 
(IEC 60664 and 60664A)   test voltage

between main and 
auxiliary circuit    

AC 3,000 V

Insulation resistance 

> 100 MΩ (DC 500 V)

Vibration                            6 g (type X3120-S...A)

8 g (type X3120-S...B)
(57-500 Hz), ± 0.46 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis

Shock                               15 g (11 ms), type X3120-S...A

20 g (11 ms), type X3120-S...B
to IEC 60068-2-27, test Ea

Corrosion                     

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                   

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 38 g (complete assembly)

Type No.
X3120

Module for type 3120 and type 3140

Function
S

auxiliary contact module

Contact configuration
0

change-over contact

Terminal design
1

blade terminals 2.8 x 0.5 (QC .110), silver plated

Contact rating

AC

DC  (not approved)

Voltage rating  Current rating   Voltage rating   Current rating

12 V

0.1...4 A

24 V

0.1...4 A

A

10 V-250 V

0.1...4 A

60 V

0.1...1 A

110 V

0.1...0,5 A

220 V

0.1...0.25 A

B

5 V-250 V

0.05...1 A

5 V-250 V

0.05...1 A

Supply condition
M

module mounted to circuit breaker 3120-...

X3120 - S

0

1

A  M

ordering example

Approvals (complete circuit breaker/module assembly)

Authority     

Voltage ratings      

Current ratings

VDE (EN 60934)

AC 250 V; DC 28 V

0.05...4 A

UL, CSA

AC 250 V

0.05...4 A

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

(030609)

1

- 72

Undervoltage Release Module X3120-U...for circuit breaker 3120-F...

1

A module suitable for all double pole versions of type 3120-F to trip
the main switch/circuit breaker mechanism in the event of loss of
voltage. When the voltage is restored the rocker switch must be reset
to reconnect the load, thereby avoiding the safety hazards associated
with automatic re-starting of machinery.

Note:

Basic unit 3120-...-H7 or -G7: screw terminals necessary.

Description

Typical applications

Ordering information

Internal connection diagrams

Technical data

Dimensions

1 terminal
X3120-U01…

blade terminal
DIN 46244-A2.8-0.8
(

Q

C .110)

flat head 

s

crew M3.5x5-M

S

 I

S

O1580

for main

s

 connection

tightening tor

q

ue max. 0.8 Nm

2 terminal

s

X3120-U02…

21

22

21

6.6

23.5

33.5

15

°

7.6

10.7

41

+0.1
- 0.2

Without terminal(

s

): X3120-U00…

1.32

.260

.827

1.61

+.004
- .008

.299

.421

.827

.866

.925

Machines such as power tools, industrial equipment and domestic
appliances where automatic restart after restoration of power could be
dangerous (EC Machinery Directive).

12(

k

)

12(

k

)

12(

k

)

X3120-U00…

X3120-U01…

X3120-U02…

line

12(i)

22(i)

22(

k

)

U<

11

21

load

line

12(i)

22(i)

22(

k

)

U<

11

21

load

line

line

12(i)

22(i)

22(

k

)

U<

11

21

load

line

A2

s

A1 A2

Voltage ratings    

AC 100; 120 V; 230/240 V 50/60 Hz
DC 24 V

Voltage tolerance

+10%/-15%

Current consumption

approx. 2.5 mA

Typical life

20,000 operations

Release values          

0.2 x U

N

< U < 0.7 x U

N

(at a rated voltage of AC 100 V the 
device may release at 70 V and 
must release at 20 V)

Release delay           

t < 20 ms

Latch-in values         

≥ 85 % U

N

Ambient temperature         -30...+60 °C  (-22...+140 °F)

Vibration               

8 g (57-500 Hz) ± 0.61 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis

Shock                   

30 g (11 ms)
to IEC 60068-2-27, test Ea

Corrosion               

48 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                

240 hours at 95% RH
to IEC 60068-2-78, test Cab

Mass                    

approx. 53 g (complete assembly)

Type No.
X3120

Module for type 3120

Function
U

undervoltage release module

Terminal design
00

standard (without separate connections)

01

1 blade terminal 2.8x0.8 (QC .110)

02

2 blade terminals 2.8x0.8 (QC .110)

Voltage ratings
00

AC 230/240 V  50/60 Hz

01

AC 120 V  50/60 Hz

02

AC 100 V  50/60 Hz

03

DC 24 V

Assembly status
M

module mounted to the circuit breaker 3120

X3120  - U   00 00    M

ordering example

Approvals  (complete circuit breaker/module assembly)

Authority   

Voltage ratings    

VDE (EN 60934)

AC 100...240 V; DC 24 V

UL, CSA

AC 100...240 V; DC 24 V

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Remote Trip Module X3120-M... for circuit breaker 3120-F...

www.e-t-a.com

Issue B

(030609)

1

- 73

1

A module which adds remote trip capability to all versions of type
3120-F. A voltage applied across the coil, by means of an external
sensor for example, will cause disconnection of the main switch/circuit
breaker mechanism.

Description

Typical applications

Ordering information

Internal connection diagram

Technical data 

Dimensions

blade terminal

s

DIN 46244-C-M

s

-

S

(

Q

C 2 x.110)

21

18

14

30

9

10.7

.827

1.18

.709

.551

.354

.421

Electrical monitoring of safety systems, remote trip.

12(

k

)

line

12(i)

22(i)

22(

k

)

11

21

load

FA

12

remote trip

12(n)

module
mounted

Voltage ratings    

AC 12...240 V; DC 12...24 V

Power consumption       

approx. 200 W

Pulse operation 

20 ms < t

ON 

< 100 ms/t

OFF

> 10 sec

Release delay           

t < 20 ms

Typical life            

50,000 operations at U

N

Ambient temperature      

-30...+60 °C (-22...+140 °F)

Dielectric strength     
(IEC 60664 and 60664A)

test voltage

between main circuit 
and trip coil circuit  

AC 3,000 V 

Insulation resistance   

> 100 MΩ (DC 500 V)

Vibration               

8 g (57-500 Hz) ± 0.61 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis

Shock                   

30 g (11 ms) to IEC 60068-2-27, test Ea

Corrosion               

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                    

approx. 53 g (complete assembly)

Type No.
X3120

Module for type 3120

Function
M

magnetic relay trip module

Style
2

magnetic remote trip coil

Terminal design
P7

blade terminals 2x2.8x0.8 (QC 2x.110) tin plated

Supply condition
M

module mounted to the circuit breaker

Voltage ratings
AC 12, 24, 48, 60, 120, 220, 230, 240 V
DC 12, 24 V

X3120 - M 2

P7    M  - 12 V

ordering example

Standard voltage ratings and typical internal resistance values

Voltage

Internal

Voltage

Internal

rating

resistance per

rating

resistance per

(V)

pole (Ω)

(V)

pole (Ω)

12 V AC/DC

0.78

120 V AC

71.0

24 V AC/DC

3.3

220 V AC

312

48 V AC

11.9

230 V AC

312

60 V AC

18.5

240 V AC

312

Approvals  (complete circuit breaker/module assembly)

Authority

Voltage ratings

VDE (EN 60934)

AC 12...240 V; DC 12...24 V

UL, CSA

AC 12...240 V; DC 12...24 V

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

(030609)

1

- 74

Mechanical Slide Interlock Module X3120-V...for circuit breaker 3120-F...

1

Suitable for use with all type 3120-F versions, this module provides a
mechanical safety interlock which, according to the option specified,
prevents the main switch/circuit breaker mechanism from being
reset/switched on. The actuator is intended for use with interlock
systems to ensure that machinery cannot be operated without covers
and safety guards in place, for instance.

Description

Typical applications 

Ordering information

Dimensions

13

interloc

k

 may be moved in either direction  min. 8.5 mm (.335 in.)

                                                                     max. 10.5 mm (.413 in.)

interloc

k

 ver

s

ion 01

14

21

8.2

18

5.2

9.8

21

ø4.1

5

2

4

13

1.8

3.2

2.9

8

4

21

21

9

8

11

cu

s

tom de

s

igned part

.827

.386

.323

.551

.205

.709

.512

.161

.197

.079

.827

.157

.512

.315

.433

.827

.827

.354

.114

.071

.126

.157

.315

Mechanical monitoring of safety systems, e. g. for garden shredders.

Type No.
X3120

Module for type 3120-F

Function
V

mechanical slide interlock module

Module operation
1

3120 can only be switched on without the interlock fitted

Interlock design
00

without interlock

01

interlock version 01 (see dimension diagram)

Delivery condition of interlock
L

interlock supplied separately with the module

M

module factory-fitted with the interlock in its 
centre position

O

module supplied without interlock

Operating direction of interlock
0

without interlock, or interlock supplied separately

1

interlock operated from the side near terminals 
11, 12k, 12i of the 3120-...

2

interlock operated from the side near terminals 
21, 22k, 22i of the 3120-...

Assembly status
L  

module supplied separately

M

module mounted to the circuit breaker

X3120 - V

1

00 0    0    M

ordering example

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 3130

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Issue B

1

- 75

1

Description

Typical applications

Technical data

Single, two and three pole rocker switch/thermal trip free circuit breakers
(S-type TO CBE to EN 60934) of compact design for snap-in panel
mounting. Available either with protection on one/both/all poles or, in the
case of the double pole version, protection on one pole only. Illumination
is optional and there is a choice of rocker colours.
Approved to CBE standard EN 60934 (IEC 60934).

Motors, transformers, solenoids, household and office machines, electrical
tools, mobile homes, boating, construction vehicles, medical equipment
to EN 60601.

3130

1-pole 3-pole

For further details please see chapter: Technical Information 

Voltage rating     

AC 240 V; 3 AC 415 V; DC 50 V 
(UL: AC 250 V; 3 AC 250 V; DC 50 V)

Current ratings         

0.1...20 A    1-pole
0.1...16 A    2- and 3-pole 

Typical life

1-pole

AC 240 V:

0.1...20 A

30,000 operations at 1 x I

N

, inductive

DC 50 V:

0.1...4 A

30,000 operations at 1 x I

N

, inductive

4.5...16 A

30,000 operations at 1 x I

N

, resistive

DC 28 V:

4.5...20 A

30,000 operations at 1 x I

N

, inductive

2-pole

AC 240 V:

0.1...16 A

50,000 operations at 1 x I

N

, inductive

DC 50 V:

0.1...16 A

50,000 operations at 1 x I

N

, inductive

3-pole

3 AC 415 V: 0.1...16 A

30,000 operations at 1 x I

N

, inductive

Ambient temperature        -30...+60 °C  (-22...+140 °F)

Insulation co-ordination

rated impulse     

pollution      

(IEC 60664 and 60664 A)    withstand voltage 

degree

2.5 kV                

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A) 

test voltage

operating area                AC 3,000 V 
current path/current path AC 1,500 V

Insulation resistance   

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.1...2 A    

10 x I

N

2.5...20 A

150 A

1-pole

2.5...16 A 

250 A 

2-pole

2.5...12 A

150 A

3-pole

14 + 16 A

130 A

3-pole

Interrupting capacity

IN

0.1...12 A

14...16 A

(UL 1077) 

1- + 2-pole AC 250V/3500A

AC 250V/3500A

3-pole

3AC 250V/5000A

1- + 2-pole DC 50V/2000A

DC 50V/2000A

Degree of protection

operating area IP40

(IEC 60529/DIN 40050)      terminal area IP00

Vibration               

5 g (57-500 Hz) ± 0.38 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis

Shock                   

1-pole: 25 g (11 ms) 2 + 3-pole: 20 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion               

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                

240 hours at 95 % RH, 
to IEC 60068-2-78, test Cab

Mass                    

approx. 45 g (three pole)
approx. 31 g (double pole)
approx. 17 g (single pole)

Approvals

Standard current ratings and typical internal resistance values

Current

Internal resistance

Current

Internal resistance 

rating (A)

per pole (Ω)

rating (A)

per pole (Ω)

0.1

94

4

0.0435 

0.2

24

5

0.0325

0.3

12

6

0.0215 

0.4

5.30

7

0.0165 

0.5

4.20

8

0.0165

0.8

1.50

10            < 0.02

1

0.9

12            < 0.02

1.2

0.80

14

< 0.02

1.5

0.45

15

< 0.02

2

0.27

16

< 0.02

2.5

0.0785

18

< 0.02

3

0.0595

20

< 0.02

3.5

0.0565

Authority    

Voltage rating   

Current rating

VDE (EN 60934)

AC 240/415 V

0.1...20 A    single pole
0.1...16 A    multipole

DC 50 V

0.1...8 A      single pole
0.1...16 A    multipole

DC 28 V

0.1...20 A    single pole

UL, CSA

AC 250 V; DC 50 V

0.1...16 A    

1- and 2- pole

3 AC 250 V

0.1...12 A    3-pole

Illumination voltage/power consumption

operating voltage

power consumption

filament/neon 

(B)

LED 

(G, R, Y)

6 V

60 mA

9 mA

12 V

20 mA

9 mA

24 V

20 mA

9 mA

48 V

20 mA

1.5 mA

115 V

< 1.5 mA

< 1 mA*

230 V

< 1.5 mA

< 1 mA*

415 V

< 1 mA

not available

* single pole version only 

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

1

- 76

Thermal Overcurrent Circuit Breaker 3130

1

Ordering information - multipole

Type No.
3130

rocker switch/circuit breaker multipole

Mounting 
F

snap in frame

Frame
1

standard

Number of poles
2

2-pole, thermally protected

3

3-pole, thermally protected

5

2-pole, thermally protected on one pole only

6

3-pole, thermally protected on two poles only

B

2-pole, unprotected**

C

3-pole, unprotected**

Frame mounting
0

panel thickness 1-2.5 mm (.039-.099 in) (only 3130-F1..-...) 

Terminal design
P7

blade terminals DIN 46244-C-Ms-S (QC 2x.110) 

H7

for terminals 1.1, 2.1 3.1 terminal screws M 3.5; 
for terminals 1.2, 2.2, 3.1 blade terminals
(QC 2x.110) 

N7

blade terminals DIN 46244-C-Ms-S (QC 2x.110), 
with shunt terminal 

Characteristic curve
T1

thermal, 1.05-1.4 I

N

Q1

switch, only with terminal design -N7

Switch style
W

rocker

U

momentary switch function

Switch colour designation

opaque       

translucent

01

black     

12

white     

02

white     

14

red       

04

red       

19

green

09

green

Rocker markings
Q

"I" and "O" moulded in

Rocker illumination (optional)
B

filament (≤ AC/DC 48 V),
neon (≥ AC 115 V)

G

green LED, DC

R

red LED, DC

Y

yellow LED, DC

Illumination voltage range* 
(optional)
1

4 -  7 V     (B,G,R,Y)

2

10 - 14 V  (B,G,R,Y)

3

20 - 28 V  (B,G,R,Y

4

42 - 54 V  (B,R,Y

6

90 - 140 V    (B)

7

185 - 275 V  (B)

8

320 - 450 V  (B)

Current ratings
0.1...16 A  

3130 - F  1  3  0  -  P7  T1  -  W  12  Q  B  7  - 5 A 

ordering example

*   N/A for non-illuminated version 
**

unprotected poles have to ordered with terminal design N7

Ordering information - 1-pole

Type No.
3130

rocker switch/circuit breaker

Mounting
F

snap in frame

Frame
1

standard

3

special single pole version 

Number of poles 
1

single pole, thermally protected

A

1-pole, unprotected**

Frame mounting
0

panel thickness 1-2.5 mm (.039-.099 in) (only 3130-F1..-...)

1

panel thickness 1.5-3.2 mm (.059-.126 in)(only 3130-F3.1-...)

Terminal design
P7

blade terminals DIN 46244-C-Ms-S (QC 2x.110) 

H7

for terminals 1.1, 2.1 3.1 terminal screws M 3.5 
for terminals 1.2, 2.2, 3.1 blade terminals (QC 2x.110)

N7

blade terminals (QC 2x.110), with shunt terminal

Characteristic curve
T1

thermal, 1.05-1.4 I

N

Q1

switch, only with terminal design -N7

Switch style
W

rocker

U

momentary switch function

Switch colour designation

opaque       

translucent

01

black     

12

white     

02

white   

14

red

04

red

19

green   

09

green     

29  

black, 

rocker with green dot

Rocker markings
A

dot (ON position, only with switch 
colour designation 29)

Q

"I" and "O" moulded in

Rocker illumination (optional) 

.

12 Q Y

white rocker, yellow LED, AC/DC

. 14 Q R

red rocker, red LED, AC/DC

. 19 Q Y

green rocker, yellow LED, AC/DC

. 29 A

G

black rocker with dot, green LED 

Illumination voltage range*
(optional)
1

4 - 7 V  

(G,R,Y)

2

10 - 14 V  

(G,R,Y)

3

20 - 28 V  

(G,R,Y)

4

42 - 54 V  

(R,Y)

6

90 - 140 V   (R,Y)

7

185 - 275 V  (R,Y)

X

LED, DC 8 - 10 mA ***

Current ratings
0.1...20 A

3130 - F  1  1  0  -  P7  T1  -  W  12  Q  Y  7  - 5 A

ordering example

*    N/A for non-illuminated version 
**

unprotected poles have to ordered with terminal design N7

***

without series resistor and diode, to be selected by customer.
Recommendation:
4-7 V

Rv 0.43 kΩ

10-14 V Rv  1.1 kΩ
20-28 V RV  2.7 kΩ
diode     1N4007

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 3130

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Issue B

1

- 77

1

Dimensions 

18

36

R3

terminal for
illumination
conductor 

s

ize

0.14 mm

2

 (AW

G

26),

length 180 mm
(7.09 in.)

+0.3
+.012

26.1

+0.2

29.5

36

R3

optional illumination

26

21

2

I

+0.3
+.012

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2x.110 P7 or N7)

9.5

OFF

ON

5.85

2

33

34

10

20

2

14.5

34

+0.2

14.6

+0.2

min. 1.5

< R0.

5

±

0.1

panel thic

k

ne

ss

1-2.5 mm
(.039-.098 in.)

Panel cut-out

I.2

LINE
I.I

S

ide view

LINE
I.I

flat head 

s

crew M3.5x5 -M

S

 I

S

O 1580 (H7)

tightening tor

q

ue max. 0.8 Nm

I.3

-0.4
-0.2

s

witch only

illuminated dot (-.29A

G

.-)

.230

.079

.374

.571

±

.004

< .020

-.016
-.008

min .059

.709

1.42

1.34

+.008

.575

+.008

.394

1

.30

.079

.787

1.34

3130-F110-…

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2x.110 P7 or N7)

OFF

ON

5.85

2

33

34

10

20

2

34

+0.2

min. 1.5

< R0.

5

±

0.1

panel thic

k

ne

ss

1-2.5 mm
(.039-.098 in.)

Panel cut-out

I.2

LINE
I.I

S

ide view

LINE
I.I

flat head 

s

crew M3.5x5 -M

S

 I

S

O 1580 (H7)

tightening tor

q

ue max. 0.8 Nm

I.3

Edge

s

 of wor

k

ing part

s

: DIN 6784

.230

.079

.827

1.02

±

.004

< .020

min .059

1.16

1.42

1.34

+.008

1.03

+.008

.394

1

.30

.079

.787

1.34

3130-F120-…

unit

.11

8

.118

-0.4
-0.2

19.5

39.5

R1.5

17.8

+0.3
+.012

41

2

unit

I

3

+0.3
+.012

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2x.110 P7 or N7)

terminal for
illumination
conductor 

s

ize

0.14 mm

2

 (AW

G

26),

length 180 mm
(7.09 in.)

9.5

OFF

ON

5.85

2

33

34

10

20

2

B

18

+0.2

min. 1.5

< R0

.5

±

0.1

A

Panel cut-out

I.2

LINE
I.I

S

ide view

LINE
I.I

flat head 

s

crew M3.5x5 -M

S

 I

S

O 1580 (H7)

tightening tor

q

ue max. 0.8 Nm

I.3

Edge

s

 of wor

k

ing part

s

: DIN 6784

optional illumination

.230

.079

.374

.701

±

.004

< .020

-.016
-.008

min .059

.768

1.56

.709

+.008

.394

1

.30

.079

.787

1.34

.05

9

37.6

+0.2

36

R3

optional illumination

37.5

32.5

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2x.110 P7 or N7)

OFF

ON

5.85

2

33

34

10

20

2

34

+0.2

min. 1.5

< R0.5

±

0.1

panel thic

k

ne

ss

1-2.5 mm
(.039-.098 in.)

Panel cut-out

I.2

LINE
I.I

S

ide view

LINE
I.I

flat head 

s

crew M3.5x5 -M

S

 I

S

O 1580 (H7)

tightening tor

q

ue max. 0.8 Nm

I.3

Edge

s

 of wor

k

ing part

s

: DIN 6784

.230

.079

1.28

1.48

±

.004

< .020

min .059

1.61

1.42

1.34

+.008

1.48

+.008

.394

1

.30

.079

.787

1.34

.118

3130-F130-…

3130-F311-…

-0.4
-0.2

mm

1.50

2.35

3.20

mm

35

36

37

+0.15

+0.15

+0.15

A

B

inch

.059

.093

.126

inch

1.38

1.42

1.46

+.006

+.006

+.006

-.016
-.008

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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background image

T

rip time in 

s

econd

s

+23

°

C

+73.4 

°

F

+60

°

C

+140

°

F

-30

°

C

-22

°

F

… time

s

 rated current

T

rip time in 

s

econd

s

+23

°

C

+73.4 

°

F

+60

°

C

+140

°

F

-30

°

C

-22

°

F

1

2

4

6

8 10

20

40

10000

1000

100

10

1

0.1

0.1 … 2 A

2.5 … 20 A 1-pole
2.5 … 16 A 2- and 3-pole

Multipole type

s

: all pole

s

 

s

ymmetrically loaded.

With 

s

ingle pole overload, thermal tripping will be at approx. 1.54 x I

N

with 2-pole device

s

 and at approx. 1.68 x I

N

 with 3-pole device

s

.

1

2

4

6

8 10

20

40

10000

1000

100

10

1

0.1

… time

s

 rated current

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Issue B

1

- 78

Thermal Overcurrent Circuit Breaker 3130

1

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Installation drawing 3130-F1...

mounting area

When in

s

talling the circuit brea

k

er apply pre

ss

ure on bezel only.

I.2

LINE
I.I

I.3

10

32

7

25

20

5

8

7

operating area

.984

1

.26

.276

.276

.315

.787

.197

.394

Accessories 3130-F130-...

Internal connection diagrams

Typical time/current characteristics

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also section 9
– Technical information.

Ambient temperature °F   

-22 -4

+14 +32   +73.4 +104 +122 +140

°C   

-30 -20

-10  0

+23

+40 +50

+60 

Derating factor 

0.8

0.76 0.84 0.92 1

1.08

1.16  1.24

line  I.I

I.3

lamp

1-pole momentary 

s

witch

load

I.2

line  I.I

1-pole

lamp

3.I

3.2

2.I

2.2

I.2

line  I.I

3-pole

line  I.I

I.3

1-pole 

s

witch

lamp

2.I

2.3

I.3

line  I.I

2-pole momentary 

s

witch

load

load

load

load

load

load

load

2-pole

2.I

2.2

I.2

line  I.I

load

load

ø4.4

.173

36.5

1.44

41.5

1.63

1.97

.197

.472

.315

1.97

.433

2.17

12

5

50

55

50

ø11

ø8

S

pla

s

h cover, tran

s

parent, for 3-pole ver

s

ion

X 221 258 01

 (IP54), compri

s

ing bezel Y 306 109 01

and tran

s

parent cover Y 306 108 01

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1

Description

Typical applications

Technical data

Single pole rocker switch/thermal trip free circuit breakers (S-type TO
CBE to EN 60934) of compact design for snap-in panel mounting.
Available either with protection on one/both/all poles or, in the case of
the double pole version, protection on one pole only. Illumination is
optional and there is a choice of rocker colours.
Approved to CBE standard EN 60934 (IEC 60934).

Motors, transformers, solenoids, household and office machines,
electrical tools, mobile homes, boating, construction vehicles, medical
equipment to EN 60601.

3130

water splash protected (IP 66)

For further details please see chapter: Technical Information 

Voltage rating     

AC 240 V; DC 50 V 
(UL: AC 250 V; DC 50 V)

Current ratings         

0.1...20 A    

Typical life

AC 240 V:

0.1...20 A

30,000 operations at 1 x I

N

, inductive

DC 50 V:

0.1...4 A

30,000 operations at 1 x I

N

, inductive

4.5...16 A

30,000 operations at 1 x I

N

, resistive

DC 28 V:

4.5...20 A

30,000 operations at 1 x I

N

, inductive

Ambient temperature        -30...+60 °C  (-22...+140 °F)

Insulation co-ordination

rated impulse     

pollution      

(IEC 60664 and 60664 A)    withstand voltage 

degree

2.5 kV                

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A) 

test voltage

operating area                AC 3,000 V 
current path/current path AC 1,500 V

Insulation resistance   

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.1...2 A 

10 x I

N

2.5...20 A

150 A

Interrupting capacity

0.1...12 A

14...16 A

(UL 1077) 

AC 250 V/3,500 A

AC 250 V/3,500 A

DC 50 V/2,000 A

DC 50 V/2,000 A

Degree of protection

operating area IP66

(IEC 60529/DIN 40050)      terminal area IP00

Vibration               

5 g (57-500 Hz) ± 0.38 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis

Shock                   

25 g (11 ms) 

to IEC 60068-2-27, test Ea

Corrosion               

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                

240 hours at 95 % RH, 
to IEC 60068-2-78, test Cab

Mass                    

approx. 17 g 

Approvals

Standard current ratings and typical internal resistance values

Current

Internal resistance

Current

Internal resistance 

rating (A)

per pole (Ω)

rating (A)

per pole (Ω)

0.1

94

4

0.0435 

0.2

24

5

0.0325

0.3

12

6

0.0215 

0.4

5.30

7

0.0165 

0.5

4.20

8

0.0165

0.8

1.50

10            < 0.02

1

0.9

12            < 0.02

1.2

0.80

14

< 0.02

1.5

0.45

15

< 0.02

2

0.27

16

< 0.02

2.5

0.0785

18

< 0.02

3

0.0595

20

< 0.02

3.5

0.0565

Authority    

Voltage rating   

Current rating

VDE (EN 60934)

AC 240/415 V

0.1...20 A    

DC 50 V

0.1...8 A    

DC 28 V

0.1...20 A    

UL, CSA

AC 250 V, DC 50 V

0.1...16 A

Illumination voltage/power consumption

operating voltage

power consumption

filament/neon 

(B)

LED 

(G, R, Y)

6 V

60 mA

9 mA

12 V

20 mA

9 mA

24 V

20 mA

9 mA

48 V

20 mA

1.5 mA

115 V

< 1.5 mA

< 1 mA

230 V

< 1.5 mA

< 1 mA

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Issue B

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Thermal Overcurrent Circuit Breaker 3130

1

Installation drawing 3130-F212-...

I.3

I.2

LINE

I.I

mounting area

operating area

10

32

7

25

20

5

8

7

.984

.315

.197

.787

.276

.276

.394

1.26

Dimensions 3130-F212-...

.079

R1

illuminated trip indication (optional)

panel thic

k

ne

ss

2 - 3.5 mm
(.079-.138 in.)

16.6

+0.2

38

terminal for
illumination
flying lead
conductor 

s

ize

0.14 mm

2

,

length 180 mm
(7.09 in.)

blade terminal

s

 DIN 46244-C-M

s

-

S

(

Q

C 2x .110 P7 or N7)

min. 1.5

< R0.5

±

0.1

Panel cut-out

S

ide view

flat head 

s

crew M3.5x5 -M

S

 I

S

O 1580 (H7)

tightening tor

q

ue max. 0.8 Nm

Edge

s

 of wor

k

ing part

s

: DIN 6784

-0.4
-0.2

s

harp edged

14.3

1.7

28

2

LINE

I.I

OFF

ON

10

44

I.3

I.2

LINE

I.I

G

ERMANY

+0.2

22.5

.563

.067

1.10

1.73

.886

-.016
-.008

±

.004

< .02

0

min .059

+.008

1.50

.039

.654

+.008

34

20

.787

.394

1.34

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Ordering information - IP66

Type No.
3130

rocker switch/circuit breaker

Mounting
F

snap in frame

Frame
2

splash water protected

Number of poles
1

single pole, thermally protected

A

1-pole, unprotected **

Frame mounting
2

panel thickness 2-3.5 mm  

Terminal design
P7

blade terminals DIN 46244-C-Ms-S (QC 2x.110)

H7

for terminals 1.1 terminal screws M 3.5
for terminals 1.2 2 x .110 blade terminals

N7

blade terminals DIN 46244-C-Ms-S (QC 2x.110), 
with shunt terminal or for switch only 

Characteristic curve
T1

thermal, 1.05-1.4 I

N

Q1

switch, only with terminal design -N7

Switch style
S 00

without actuator rocker X 222 420 .. 
must be ordered separately. 
Available symbols see following pages.

S

rocker 

P

momentary switch

Switch colour designation (not S00)

opaque       

translucent

01

black     

12

white

02

white

14

red

04

red

19

green

09

green

Switch markings
0

without actuator

Q

"I" and "O" moulded in

Switch illumination

.

12 Q Y

white rocker, yellow LED, AC/DC

. 14 Q R

red rocker, red LED, AC/DC

. 19 Q Y

green rocker, yellow LED, AC/DC

S 00 0

Y

without rocker, LED yellow, AC/DC

Illumination voltage range*
1

4 - 7 V  (R,Y)

2

10 - 14 V  (R,Y)

3

20 - 28 V  (R,Y)

4

42 - 54 V  (R,Y)

6

90 - 140 V  (R,Y)

7

185 - 275 V  (R,Y)

X

LED, DC 8-10 mA ***

Current ratings
0.1...20 A

3130

F 2  1  2  -  P7  T1  -  S 12 Q Y 7  - 5 A 

ordering example

N/A for non-illuminated version

**

unprotected poles have to ordered with terminal design N7

***

without series resistor and diode, to be selected by customer.
Recommendation:
4-7 V

Rv 0,43 kΩ

10-14 V Rv  1,1 kΩ
20-28 V RV  2,7 kΩ
diode     1N4007

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

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1

Internal connection diagrams

line  I.I

I.3

lamp

1-pole momentary 

s

witch

load

I.2

line  I.I

1-pole

lamp

load

line  I.I

I.3

1-pole 

s

witch

lamp

load

Typical time/current characteristics

+60

°

C

+140

°

F

+60

°

C

+140

°

F

+23

°

C

+73.4 

°

F

-30

°

C

-22

°

F

+23

°

C

+73.4

°

F

-30

°

C

-22

°

F

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

0.1 … 2 A

2.5 … 20 A

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F    -22 -4

+14 +32   +73.4 +104 +122 +140

°C    -30 -20

-10  0

+23

+40 +50

+60 

Derating factor 

0.8

0.76 0.84 0.92 1

1.08

1.16  1.24

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 3130

1

Accessories

S

ymbol

s

/legend

s

 available

Interior light

Anchor light

Coc

k

pit light

Navigation light

VHF radio

Refrigerator

Anchor

Wind

s

hield wiper

Bilge pump

Potable water

Horn

Ventilation fan

Panel light

Roc

k

er

X 222 420 ..

Caution!
U

s

e care not to

damage the 

s

eal.

I.3

I.2

LINE

I.I

G

ERMANY

How to exchange roc

k

er

s

s

ymbol

X 222 420 12

X 222 420 01

X 222 420 02

X 222 420 03

X 222 420 04

X 222 420 05

X 222 420 06

X 222 420 07

X 222 420 08

X 222 420 09

X 222 420 10

X 222 420 11

X 222 420 12

X 222 420 13

22.5

ON

14.3

panel thic

k

ne

ss

2 - 3.5 mm
(.079-.138 in.)

16.6

+0.2

38

min. 1.5

< R0

.5

±

0.1

Edge

s

 of wor

k

ing part

s

: DIN 6784

-0.4
-0.2

s

harp edged

+0.2

-.016
-.008

±

.004

< .0

20

min .059

+.008

1.50

.654

+.008

28

I.3

I.2

LINE

I.I

G

ERMANY

34

Panel cut-out

1.7

OFF

44

.563

.067

1.10

1.73

.886

1.34

Blan

k

ing piece (blac

k

)

3130-387012

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

X 222 420 14

X 222 420 15

X 222 420 16

X 222 420 17

X 222 420 18

X 222 420 19

X 222 420 20

X 222 420 21

X 222 420 22

X 222 420 23

X 222 420 24

X 222 420 25

X 222 420 26

X 222 420 27

X 222 420 28

X 222 420 29

X 222 420 30

S

ymbol

s

/legend

s

 available

Navigation in

s

trument

s

Mu

s

ic

Heating

S

hower pump

Icebox

Water for wind

s

hield wiper

Weigh anchor

Drop anchor

S

earch light

Autopilot

Trim flap

s

Ma

s

t lift

Navigation light

s

Coc

k

pit light

Dec

k

 light

Anchor light

NAV

Ice

UP

DOWN

AUTO

(

s

ailing 

s

hip)

(

s

ailing 

s

hip)

(

s

ailing 

s

hip)

(

s

ailing 

s

hip)

Further 

s

ymbol

s

 upon re

q

ue

s

t.

S

00 

s

witch 

s

tyle:

white tran

s

lucent roc

k

er coated with blac

k

 lac

q

uer

with la

s

er mar

k

ed 

s

ymbol

s

 that appear in white tran

s

lucent.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

Description

Typical applications

Illumination voltage / power consumption

Technical data

Combination of single pole circuit breaker and ON/OFF switch with
soft-touch rocker actuation. Contoured rockers are available with a
choice of colours and legends, with optional illumination. The 3131 is
sealed to provide IP66 rated front of panel water splash protection.
It meets the requirements of circuit breaker standard EN 60934 (IEC
60934): S type, TO.

Motor protection, transformer protection, household appliances and office
equipment, electrical tools, mobile homes, watercraft, construction
vehicles, medical equipment.

3131

Circuit breaker

For further details please see chapter: Technical Information

Voltage rating

AC 240 V; DC 28 V 

Current rating range

0.1...20 A  

Typical life

0.1...20 A
30,000 operations at 1 x I

N

, inductive

Ambient temperature

-20...+60 °C (-4...+140 °F) 

Insulation co-ordination 

2.5 kV/2

(IEC 60664)

re-inforced insulation in the operating area

Dielectric strength

operating area

test voltage AC 3,000 V

current path/current path test voltage AC 1,500 V

Insulation resistance

> 100 MΩ (DC 500 V)

Interrupting capacity  I

cn

0.1...2 A

10 x I

N

2.5...20 A 

150 A

Interrupting capacity  

0.1...16 A:

(UL 1077)

AC 240 V

3,000 A

DC 32 V

2,500 A

Protection class 

operating area IP66 

(IEC 60529)

terminal area IP00

Vibration

5 g (57-500 Hz) ± 0.38 mm (10-57 Hz)
test to IEC 60068-2-6, test Fc,
10 frequency cycles/axis

Shock

25 g (11 ms),
test to IEC 60068-2-27, test Ea

Corrosion

96 hours at 5 % salt mist, 
test to IEC 60068-2-11,test Ka

Humidity

240 hours at 95 % RH, 
test to IEC 60068-2-78, test Cab

Mass

approx. 30 g

Operating voltage

Power consumption (LED)

Y = yellow

T = blue

12 V

10 mA

10 mA

24 V

10 mA

10 mA

115 V

< 1 mA

-

230 V

< 1 mA

-

Current ratings and typical internal resistance values

Current

Internal

Current

Internal

rating (A)

resistance (Ω) 

rating (A)

resistance (Ω)

0.1

94

4

0.0435 

0.2

24

5

0.0325

0.3

12

6

0.0215

0.4

5.30

7

0.0165 

0.5

4.20

8

0.0165

0.8

1.50

10           

< 0.02 

1

0.9

12

< 0.02

1.2

0.80

14

< 0.02

1.5

0.45

15

< 0.02

2

0.27

16

< 0.02

2.5

0.0785

18

< 0.02

3

0.0595

20

< 0.02

3.5

0.0565

Approvals

Authority    

Voltage rating   

Current rating

UL 1500

Ignition Protected

UL 1077 

AC 250 V; DC 32 V

0.1...20 A

VDE (EN 60934)

AC 240 V; DC 32 V

0.05...20 A

Thermal Circuit Breaker / Switch Series 3131

Issue B

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1

Ordering Information  

Type number
3131

single pole thermal circuit breaker or switch

Function
A

circuit breaker single pole, latching switch

C

circuit breaker single pole, momentary switch 

Mounting
F

flange mounting

Accessories
1

with sealing IP66

Terminal design
H

terminal 1: screws M3.5x5 ISO 1580 (DIN 85)
terminal 2: blade terminal for 1x6.3x0.8 mm or 2x2.8x0.8 
EN 60934 connectors

N

terminals 1,2 and 4: blade terminal for 1x6.3x0.8 mm or 
2x2.8x0.8 EN 60934 connectors

P

terminals 1 and 2: blade terminal for 1x6.3x0.8 mm or 
2x2.8x0.8 EN 60934 connectors

Characteristic curve
T

thermal 1.0 – 1.4 times rated current

Q

switch only 

Actuator style
0

without actuator  
rocker X3131-W... must be ordered separately

Actuator colour
0

without actuator

Rocker legends
00

without 

Rocker marking
0

without

Orientation
0

without

Illumination
0

without

1

illuminated when in position 1 (ON)

3

as 1, with dimmed illumination of 
window 1

Type of illumination
0

without illumination

T

blue LED

Y

yellow LED 

Illumination voltage range
0

without illumination

2

10 - 14 V DC

3

20 - 32 V DC

6

90 - 140 V AC

7

185 - 275 V AC

Current ratings
0.1...20 A

3131 - A F  1  P T -

0 0 00 0 0 - 1 Y 3 -  10A 

ordering example

3131 - .

.

.   N Q - 0 0 00 0 0 - .

.

. -  20A 

switch

Dimensions 

1

2

4

G

ERMANY

17.5

Po

s

ition 0

OFF

29

3.2

10.4

36.5

18

10.4

3.2

10

Terminal X1 i

s

for connection
of the roc

k

er

illumination

3.4

4.8

20.2

6.3

.189

.795

.248

.134

.384

.409

.126

.126

.409

1.14

.689

1.44

.709

Po

s

ition I

+0,2
-0,1

+0,2

-0,1

-0.4

-.015

-0.2

-.008

panel thic

k

ne

ss

 2 - 3.5

Panel cut-out

min 1.5

±

0.05

max. R1.5

36.8

21.1

.830

min .059

max. .059

1.45

±

.002

51

2.00

24

.945

20.8

.819

Installation drawing

1

2

4

G

ERMANY

5

5

mounting area

Pu

s

h here during in

s

tallation

operating area

3

3

.197

.197

.118

.118

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Thermal Circuit Breaker / Switch Series 3131

Issue B

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1

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1

Internal connection diagrams

line 1

4

X2

load

1-pole 

s

witch

2

line  1

X2

load

line  1

4

X2

load

circuit brea

k

er

1-pole momentary 

s

witch

line 1

2

X2

load

1-pole 

s

witch

1-pole momentary 

s

witch

s

witch

Typical time/current characteristics

T

rip time in 

s

econd

s

+23

°

C

+73.4 

°

F

+60

°

C

+140

°

F

-20

°

C

-4 

°

F

… time

s

 rated current

T

rip time in 

s

econd

s

+23

°

C

+73.4 

°

F

+60

°

C

+140

°

F

-20

°

C

-4 

°

F

1

2

4

6

8 10

20

40

10000

1000

100

10

1

0.1

0.1 … 2 A

2.5 … 20 A

1

2

4

6

8 10

20

40

10000

1000

100

10

1

0.1

… time

s

 rated current

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also section
9 – Technical information.

Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factor 

0.84 0.88 0.92 1

1.08

1.14  1.23

Thermal Circuit Breaker / Switch Series 3131

Issue B

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- 86

1

List of available legends

Interior light

Anchor light

Coc

k

pit light

Navigation light

U

K

W-radio

Refrigerator

Anchor

Wind

s

hield wiper

Bilge pump

Potable water

Horn

Ventilation fan

Panel light

Navigation in

s

trument

s

Mu

s

ic

Heating

S

hower pump

Icebox

S

creenwa

s

h

S

earch light

Autopilot

Trim tab

s

Ma

s

t lift

Ordering information

01

02

03

04

05

06

07

08

09

10

11

12

13

14

15

16

17

19

20

23

24

25

26

orientation: 1

orientation: 3

orientation: 4

orientation: 2

s

ymbol 03

O

O

O

O

Ordering Information X3131-...

Type number
X3131

module for type 3131

Actuator style
W

rocker soft-touch,
two illumination windows

Actuator colour 
A

blue / white translucent

B

black / white translucent

C

skyblue / white translucent

Rocker legends
00

without

...

see separate survey of legends

Rocker marking

without

A

I and 0 

Orientation
0

without orientation

1

orientation 1 (standard)

2

orientation 2

3

orientation 3

4

orientation 4

X3131 - W A   01   0  1

ordering example

Further 

s

ymbol

s

 upon reque

s

t

Navigation light

Coc

k

pit light

Dec

k

 light

Anchor light

Toilet

Ordering information

27

28

29

30

31

41

(

s

ailing 

s

hip)

(

s

ailing 

s

hip)

(

s

ailing 

s

hip)

(

s

ailing 

s

hip)

Outlet

Thermal Circuit Breaker / Switch Series 3131

Issue B

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Three-position switch 3131

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Issue B

1

- 87

1

Description

Typical applications

Technical data

Single pole three-position switch with latching or momentary switch
functions. Featuring a soft-touch contoured rocker actuator with optional
illumination. The 3131 ist sealed to provide IP66 rated front of panel
water splash protection.

Household appliances, electrical tools, mobile homes, watercraft,
construction vehicles, medical equipment 

3131

Three-position switch

For further details please see chapter: Technical Information

Voltage rating

DC 32 V 

Current rating 

20 A  

Typical life

30,000 operations at 1 x I

N

, inductive

Ambient temperature

-20...+60  °C (-4...+140 °F) 

Insulation co-ordination 

2.5 kV/2

(IEC 60664)

re-inforced insulation in the operating area

Dielectric strength

operating area

test voltage AC 3,000 V

current path/current path test voltage AC 1,500 V

Insulation resistance

> 100 MΩ (DC 500 V)

Protection class 

operating area IP66 

(IEC 60529)

terminal area IP00

Vibration

5 g (57-500 Hz) ± 0.38 mm (10-57 Hz)
test to IEC 60068-2-6, test Fc,
10 frequency cycles/axis

Shock

25 g (11 ms),
test to IEC 60068-2-27, test Ea

Corrosion

96 hours at 5 % salt mist, 
test to IEC 60068-2-11,test Ka

Humidity

240 hours at 95 % RH, 
test to IEC 60068-2-78, test Cab

Mass

approx. 30 g

Approvals

Authority

UL 1500

Ignition Potected

Ordering Information  

Type number
3131

Single pole switch (3 positions)

Function
B

3-position switch single pole, switching function

D

3-position switch single pole, momentary switch function

E

latching switch under window 1, momentary switch under window 2

F

momentary switch under window 1, latching switch under window 2

Mounting
F

flange mounting

Accessories
1

with sealing IP66

Terminal design
N

blade terminals 2x2.8x0.8 EN 60934

Characteristic curve
Q

switch only, 

Actuator style
0

without actuator  
rocker X3131-W... must be ordered separately

Actuator colour
0

without actuator

Rocker legends
00

without 

Rocker marking
0

without

Orientation
0

without

Illumination
0

without

2

two LEDs, full illumination in  
position 1 and 2,
dimmed illumination in position 0

Type of illumination
0

without illumination

T

blue LED

Y

yellow LED

Illumination voltage range
0

without illumination

2

10 - 14 V DC

3

20 - 32 V DC

Current ratings
20 A

3131 - B F  1  N Q - 0

0 00 0 0 - 2 Y 3 -  20A 

ordering example

Illumination voltage / power consumption

Operating voltage

Power consumption

LED 

12 V

10 mA

24 V

10 mA

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

1

- 88

Three-position switch 3131

1

Dimensions 

2

1

4

G

ERMANY

-0.4

-.015

-0.2

-.008

15.1

Po

s

. 0

OFF

29

3.2

10.4

36.5

18

10.4

3.2

10.07

4.8

7.1

panel thic

k

ne

ss

 2 - 3.5

Panel cut-out

min 1.5

±

0.05

max

. R1.5

36.8

terminal X2
for illumination

terminal X1
for illumination

Po

s

. II

(ON)

Po

s

. I

(ON)

.189

.279

21.1

.830

min .059

m

ax. .059

1.45

±

.002

.594

1.14

.409

.126

1.44

.409

.126

.709

.396

20.8

.819

+0,2
-0,1

+0,2

-0,1

20.2
.795

51

2.00

24

.945

Internal connection diagrams

without illumination

with illumination

1

2

4

X1

X2

1

2

4

latching 

s

witch

without illumination

with illumination

1

2

4

X1

X2

1

2

4

momentary 

s

witch

Installation drawing

2

1

4

G

ERMANY

5

5

mounting area

Pu

s

h here during in

s

tallation

operating area

3

3

.197

.197

.118

.118

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

- 89

1

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

List of available legends

Anchor

Wind

s

hield wiper

Bilge pump

Ventilation fan

Trim tab

s

Ma

s

t lift

Ordering informtion

07

08

09

12

25

26

Further 

s

ymbol

s

 upon reque

s

t

orientation: 1

orientation: 3

orientation: 4

orientation: 2

s

ymbol 07

mar

k

ing C

mar

k

ing B

Ordering Information X3131-...

Type number
X3131

module for type 3131

Actuator style
W

rocker soft-touch,
two illumination windows

Actuator colour 
A

blue / white translucent

B

black / white translucent

C

skyblue / white translucent

Rocker legends
00

without

...

see separate survey of legends

Rocker marking

without

B

I and II 

C

and     (orientation 1 only)

Orientation
0

without orientation

1

orientation 1 (standard)

2

orientation 2

3

orientation 3

4

orientation 4

X3131 - W A   07   0  1

ordering example

Three-position switch 3131

Issue B

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Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker  3140

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Issue B

1

- 91

1

91

Description

Typical applications

Ordering information

Approvals

Technical data

Four pole switch or three pole switch/thermal circuit breaker (S-type TO
CBE to EN 60934) with trip-free mechanism and red/green two button
operation. Designed for snap-in panel mounting. Integral splash water
protection to meet protection degree IP 66 in the operating area (option).
Optional with under voltage release module and auxiliary contact module.
Complies with CBE standard EN 60934 (IEC 60934).

High-pressure cleaners, shredders, pumps, power saws, electric tools,
motors, processing systems.

3140

Authority        

Voltage ratings      

Current ratings

VDE (EN 60934)

3 AC 415 V

0.1...16 A  3 + 4-pole

UL

AC 250 V

0.1...16 A  3 + 4-pole

CCC

3 AC 415 V

0.1...16 A  3 + 4-pole

Standard current ratings and typical internal resistance values

Type No.
3140

four pole switch or three pole switch/circuit breaker

Mounting
F

snap in frame

Frame
1

standard

2

splash water protected version

Number of poles
3

3-pole, thermally protected

7

4-pole, thermally protected on 3 poles only

C

3-pole, unprotected, switch only

D

4-pole, unprotected, switch only

Frame mounting
0

panel thickness 1-6.35 mm (.04-.25 in)

Terminal design
P7

blade terminals 2x2.8x0.8 mm (QC 2x.110), DIN 46244-C

N7

as P7, but with shunt terminal

H7

as P7, but for terminals x.1 terminal screws M3.5
(required with X3140 fitted)

G7

as H7, but with shunt terminal

Characteristic curve 
T1

thermal 

Q1

switch only (10,000 operations)*

Switch style
S

2 push buttons (ON/OFF)

Switch colour
GRX

green/red

Current rating range
0.1...16 A

3140 - F 1 3 0  - P7 T1  - S  GRX - 10 A

ordering example

* only with terminal design N7 or G7

Current

Internal resistance

Current

Internal resistance

rating (A)

per pole (Ω)

rating (A)

per pole (Ω)

0.1

94

3.5

0.0595    

0.2

24

4

0.0435 

0.3

12

4.5

0.0325

0.4

5.30

5

0.0325

0.5

4.20

6

0.0215

0.6

2.90

7

0.0165 

0.8

1.50

8

0.0125 

1

0.9

10            < 0.02 

1.2

0.80

12            < 0.02

1.5

0.45

14

< 0.02

2

0.27

15

< 0.02

2.5

0.0785

16

< 0.02

3

0.0595

For further details please see chapter: Technical Information 

Voltage rating 

3 AC 415 V; DC 50 V

Current rating range

0.1...16 A 

Typical life

3-pole

3 AC 415 V: 0.1...14 A

10,000 operations at 1 x I

N

, inductive

15...16 A

10,000 operations at 1 x I

N

, resistive

4-pole

3 AC 415 V 0.1...14 A

10,000 operations at 1 x I

N

, inductive

15...16 A

10,000 operations at 1 x I

N

, resistive 

Ambient temperature 

-30...+60 °C  (-22...+140 °F)

Insulation co-ordination

rated impulse          pollution

(IEC 60664 and 60664A)

withstand voltage    degree
2.5 kV                         2
reinforced insulation in operating area

Dielectric strength     
(IEC 60664 and 60664A)

test voltage

operating area            

AC 3,000 V

between poles (3-pole)    AC 1,500 V

Insulation resistance

> 100 MΩ (DC 500 V)

Interrupting capacity  I

cn

0.1...2 A   

10 x I

N

2.5...16 A   

150 A 

Interrupting capacity 

I

N

U

N

3- and 4-pole

(UL 1077)

0.1...16 A

AC 250 V

5,000 A

Degree of protection      

operating area IP40

(IEC 60529/DIN 40050)       (IP66 with water splash protection)

terminal area IP00

Vibration                 

5 g (57-500 Hz) ± 0.38 mm (10-57 Hz)
to IEC 60068-2-6, test Fc,
10 frequency cycles/axis

Shock                     

20 g (11 ms)
to IEC 60068-2-27, test Ea

Corrosion                 

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                  

240 hours at 95 % RH,
to IEC 60068-2-78, test Cab

Mass                      

approx. 68 

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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This is a metric design and millimeter dimensions take precedence ( mm )

inch

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Issue B

1

- 92

Thermal Overcurrent Circuit Breaker  3140

1

Dimensions

Internal connection diagrams

12.7

flat head 

s

crew I

S

O1580 M3.5x5-M

S

tightening tor

q

ue max. 0.8 Nm

blade terminal
 DIN 46244-C-M

s

-

S

(

Q

C .110)

54.5

41

.2

.421

.783

.531

21.3

.500

1.75

61.6

.394

.138

.118

.610

17.7

OFF-po

s

ition

1.61

2.15

1.62

10.7

19.9

13.5

.839

44.5

2.43

10

3.5

3

15.5

.697

41

with 4 pole
unit only

.421

10.7

50.5

1.77

+0.3

+.008

max. 

R0.

3

1.99

45

+.012

+0.2

Edge

s

 of wor

k

ing part

s

: I

S

O 13715

m

ax .012

panel thic

k

ne

ss

1-6.35 mm

.039 - .250 in.

min. 2.5

Panel cut-out

max. R2

 min .098

max .079

±

0,05

±

.002

  -0,4
-.016
  -0,2
-.008

3-pole
thermally protected

III.I

III.2

II.I

II.2

line  I.I

I.2

line  I.I

3-pole unprotected

II.I

II.3

I.3

III.I

III.3

4-pole
3-pole

s

 thermally protected

III.I

III.2

II.I

II.2

line  I.I

I.2

line  I.I

4-pole unprotected

II.I

II.3

I.3

III.I

III.3

IV.I

IV.3

load

IV.I

IV.3

load

load

load

+60

°

C

+140

°

F

+60

°

C

+140

°

F

+23

°

C

+73.4 

°

F

-30

°

C

-22

°

F

  +23

°

C

+73.4

°

F

-30

°

C

-22

°

F

1

2

4

6 8 10

20

40

...time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

1

2

4

6 8 10

20

40

...time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

0.1 … 2 A

2.5 … 16 A

Typical time/current characteristics

mounting area

operating area

15.5

32

10

8

7

10

7

7

When in

s

talling the circuit brea

k

er apply pre

ss

ure on bezel only

.276

.276

.315

.276

.394

.394

.610

1.26

Installation drawing

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F    -22 -4

+14 +32   +73.4 +104 +122 +140

°C    -30 -20

-10  0

+23

+40 +50

+60 

Derating factor 

0.8

0.76 0.84 0.92 1

1.08

1.16  1.24

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Undervoltage Release Module X3140-U...for circuit breaker 3140

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Issue B

1

- 93

1

LINE

I.I

1 terminal
X3140-U01…

blade terminal
DIN 46244-A2.8-0.8-M

s

-

S

(

Q

C .110)

flat head 

s

crew M3.5x5-M

S

 I

S

O1580

for main

s

 connection

tightening tor

q

ue max. 0.8 Nm

44.5

33.4

15

°

41

Without terminal(

s

): X3140-U00…

21

10.7

10

7.6

I.3

I.2

3.5

2 terminal

s

X3140-U02…

21

6.6

23.5

.421

.827

1.75

1.32

1.61

.394

.138

.299

.260

.827

.925

U<

1.1

A2

3.1

3.2

A1

X3140-U00

U<

1.1

2.1

load

line

3.1

1.2

2.2

3.2

U<

1.1

2.1

load

line

3.1

1.2

2.2

3.2

4.1

4.2

X3140-U01

U<

1.1

A2

load

line

3.1

1.2

2.2

3.2

2.1

U<

1.1

A2

load

line

3.1

1.2

2.2

3.2

2.1

4.2

4.1

load

line

1.2

U<

1.1

A2

load

line

3.1

1.2

2.2

3.2

2.1

A1

2.2

2.1

4.2

4.1

X3140-U02

Description

Dimensions

Typical applications

Ordering information

Internal connection diagrams

A module suitable for all versions of type 3140 to trip the main switch/
circuit breaker mechanism in the event of loss of voltage of the
connected phases. When the voltage is restored the switch must be reset
to reconnect the load, thereby avoiding the safety hazards associated
with automatic re-starting of machinery.

Note:

Basic unit 3140-... must be fitted with -H7 or -G7 screw terminals.

Machines such as power tools, industrial equipment and domestic
appliances where automatic restart after restoration of power could
be dangerous (EU Machinery Directive).

Technical data

Voltage ratings    

AC 400 V 50/60 Hz; AC 230 V; DC 24 V

Voltage tolerance

+10%/-15%

Current consumption

approx. 2.0 mA

Release values          

0.2 x U

N

< U < 0.7 x U

N

(at a rated voltage of AC 400 V the 
device may release at 280 V  and 
must release at 80 V)

Release delay           

t < 20 ms

Latch-in values         

≥ 85 % U

N

Ambient temperature         -30...+60 °C  (-22...+140 °F)

Vibration               

5 g (57-500 Hz) ± 0.38 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis

Shock                   

20 g (11 ms)
to IEC 60068-2-27, test Ea

Corrosion               

48 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                   

approx. 90 g (complete assembly)

Type No.
X3140

Module for type 3140

Function
U

undervoltage release module

Terminal design
00

standard (without separate connections)

01

one blade terminal 2.8x0.8 (QC .110)

02

two blade terminals 2.8x0.8 (QC .110) 

03

as 01, with flying lead 0.5 mm

2

(I = 250 mm) 

and female connector 6.3x1 DIN 46247-MS

Voltage ratings
00

AC 400 V 50/60 Hz

03

DC   24 V

09

AC 230 / 240 V 50/60 Hz

Assembly status
M

module mounted to the circuit breaker

X3140 - U  00

00  M

ordering example

Approvals (complete circuit breaker/module assembly)

Authority   

Voltage ratings    

VDE (EN 60934)

AC 400 V; AC 230/240 V; DC 24 V

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

1

- 94

Au

x

iliary Contact Module X3120-S for circuit breaker 3140-F...

1

A module supplied factory fitted to type 3140-F to provide electrically
separate changeover contacts which operate as the main contacts
open/close. Ideally suited to status signalling and sequence switching.

Description

Typical applications

Ordering information

Internal connection diagram

Technical data

Dimensions

25.5

10

14

21

blade terminal

s

DIN 46244-A2.8-0.5-M

s

 (

Q

C .110)

s

ilver plated

19.8

7.5 7.5

2

8.5

.827

1.00

.394

.551

.335

.079

.295 .295

.780

Monitoring of the switching position of the circuit breaker or any
connected load.

line

11

21

34

32

12(i)

22(i)

31

12(

k

)

22(

k

)

load

module mounted

Voltage rating                 

AC 250 V; DC 220 V

Current rating                    0.1...4 A  /  0.05...1 A

Typical life                         50,000 operations

Ambient temperature  

-30...+60 °C  (-22...+140 °F)

Dielectric strength 
(IEC 60664 and 60664A)   test voltage

between main and 
auxiliary circuit    

AC 3,000 V

Insulation resistance     

> 100 MΩ (DC 500 V)

Vibration                            6 g (type X3120-S...A)

8 g (type X3120-S...B)
(57-500 Hz) ± 0.46 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis

Shock                               15 g (11 ms), type X3120-S...A

20 g (11 ms), type X3120-S...B
to IEC 60068-2-27, test Ea

Corrosion                

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity  

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 38 g (complete assembly)

Type No.
X3120

Module for type 3120 and type 3140

Function
S

auxiliary contact module

Contact configuration
0

change-over contact

Terminal design
1

blade terminals 2.8 x 0.5 (QC .110), silver plated

Contact rating

AC                                        DC  (not approved)

Voltage rating     Current rating   Voltage rating  Current 

rating

12 V

0.1...4 A

24 V

0.1...4 A

A

10 V-250 V

0.1...4 A

60 V

0.1...1 A

110 V

0.1...0,5 A

220 V

0.1...0,25 A

B

5 V-250 V

0,05...1 A

5 V-250 V

0.05...1 A

Assembly status
M

module mounted to circuit breaker 3140-...

X3120 - S

0

1

A  M

ordering example

Approvals (complete circuit breaker/module assembly)

Authority     

Voltage ratings      

Current ratings

VDE (EN 60934)

AC 250 V; DC 28 V

0.05...4 A

UL, CSA

AC 250 V

0.05...4 A

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breaker 2-4100-...

www.e-t-a.com

Issue B

- 95

1

Currrent

Internal

Current

Internal

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.05

322

1.8

0.34

0.08

125

2

0.29

0.1

101

2.5

0.18

0.2

25

3

0.14

0.3

11

3.5

0.1

0.4

6.3

4

0.08

0.5

4.1

4.5

0.069

0.6

2.8

5

0.053

0.7

2.1

6

< 0.05

0.8

1.6

7

< 0.05

1

0.97

8

< 0.05

1.2

0.66

10

< 0.05

1.5

0.4

Description

Typical applications

Ordering information

Approvals

Technical data

Single pole thermal circuit breaker with push-to-reset, tease-free, trip-
free, snap action mechanism (R-type TO CBE to EN 60934). Options
include an additional unprotected circuit tap (-A3) and -KF housing
particularly suited to high humidity and other damp conditions.
Designed for threadneck panel mounting. 
Approved to CBE standard EN 60934 (IEC 60934).

Motors, transformers, solenoids, hand tools, appliances.

2-4100-...

For further details please see chapter: Technical Information 

Voltage rating                 

AC 250 V; DC 28 V

Current rating range

0.05...10 A

Typical life

AC 250 V / DC 28 V:

2,000 operations at 2 x I

N

, resistive

DC 28 V:    0.05...10 A

1,000 operations at 2 x I

N

, inductive

Ambient temperature

-20...+60 °C  (-4...+140 °F)

Insulation co-ordination     rated impulse       

pollution             

(IEC 60664 and 60664 A)    withstand voltage   

degree

2.5 kV                 

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664 A)   test voltage

operating area 

AC 3,000 V 

Insulation resistance

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.05...2 A

10 x I

N

2.5...6 A  

8 x I

N

7...10 A  

6 x I

N

Interrupting capacity 
(UL 1077)     

I

N

U

N

0.05...4.5 A

AC 250 V

200 A

5 A            

AC 250 V

1,000 A

Degree of protection 

operating area IP40

(IEC 60529/DIN 40050)       terminal area IP00

Vibration                            10 g (57-500 Hz) ± 0.76 mm (10-57 Hz),

to IEC 60068-2-6, test Fc, 
10 frequency cycles/axis

Shock                                25 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion                  

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                    

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 15 g

Authority    

Voltage rating   

Current rating

VDE (EN 60934)

AC 250 V; DC 28 V

0.05...10 A

CSA

AC 250 V

0.05...3.5A

UL

AC 250 V

0.05... 5 A

-A3 versions are not UL approved

Standard current ratings and typical internal resistance values

Type No.
2-4100

threadneck panel mounting 
(hardware bulk shipped)

Terminal design
L10

solder terminals

P10

blade terminals A6.3-0.8 mm (QC .250)

P50

blade terminals A4.8-0.8 mm (QC .190)

Shunt terminal (optional)
A3

shunt terminal (3 A max. load)

Current ratings
0.05...10 A

2-4100 - L10 -  ..  -  .. -  5 A

ordering example

The exact part number required can be built up from the table of choices shown
above. Ordering references for optional features should be omitted if not required.

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

- 96

Thermal Overcurrent Circuit Breaker 2-4100-...

1

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

Dimensions

Typical time/current characteristics at +23 °C/+73.4 °F

Installation drawing

Internal connection diagram

S

W 14

.394

1

2

3

2

tightening tor

q

ue 1 Nm

3/8-27 UN

S

-2A

.252

22.5

OFF

ON

.689

.138

.296

.256

42.5

blade terminal

s

 DIN46244-A6.3-0.8

(

Q

C .250)

mounting hole

current rating in A

D-

s

haped threadnec

k

.748

.315

.346

11

9.6

-0.1

.350

-.004

10

17.5

7.5

3.5

6.5

.886

1.67

ø6.4

.433

8.8

8

19

.551

.378

-.004

8.9

-0.1

1

2

1

2

3

operating area

mounting area

6

64

max 2.5

23

6

.236

.236

.157

max .098

.906

.236

Terminal design

1

2

3

6

1

2

3

5.5

6.5

blade terminal

s

 DIN46244-4.8-0.8

(

Q

C .190)

max. 7

9

-L10

-P50

-P10-A3

.236

.217

.256

blade terminal

s

 DIN46244-6.3-0.8

(

Q

C .250)

max .276

.354

Accessories

3/8-27 UN

S

-2B

3/8-27 UN

S

-2B

3/8-27 UN

S

-2B

Water 

s

pla

s

h cover, tran

s

parent Y 300 538 01,

bonded to 

k

nurled nut Y 300 628 01

X 200 799 01

 (IP64)

Water 

s

pla

s

h cover, tran

s

parent

bonded to 

s

pecial 

k

nurled nut

X 200 798 02 

 (IP64)

Hex nut with 

s

pla

s

h cover,

blac

k

 X 210 739 01

 (IP64)

Water 

s

pla

s

h cover,

tran

s

parent with hex nut

X 201 296 03

 (IP64)

This is a metric design and millimeter dimensions take precedence ( mm )

inch

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factor 

0.76 0.84 0.92 1

1.08

1.16  1.24

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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- 97

1

Description

Typical applications

Ordering information

Approvals

Technical data

Single pole high performance thermal circuit breaker, with push-to-
reset tease free, trip-free snap action mechanism (R-type TO CBE to
EN 60934). Designed for threadneck panel mounting and for applications
with a high fault current switching requirement.
Approved to CBE standard EN 60934 (IEC 60934).

Motors, transformers, solenoids, battery chargers, power supplies,
appliances, machinery, extra low voltage systems.

4130-...

Authority

Voltage ratings

Current ratings

VDE (EN 60934)

AC 240 V; DC 50 V

20...70 A

UL

AC 240 V; AC 120 V;
DC 50 V

20...80 A

Standard current ratings and typical internal resistance values

Type No.
4130

single pole thermal circuit breaker

Mounting
G

threadneck panel mounting

Threadneck design
2

M12x1, knurled nut (bulk shipped)

4

M12x1, hex nut and knurled nut (bulk shipped)

Number of poles
1

single pole, thermally protected

Actuator configuration
1

black push button 

Terminal design
K4

terminal M6x8 
screw and washer bulk shipped 

Characteristic curve
M1

medium delay

Current ratings
20... 70 A

4130 - G   2

1   1 - K4 M1 - 20 A 

ordering example

Current

Internal

Current

Internal

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

20

< 0.02

40

< 0.01

25

< 0.02

50

< 0.01

30

< 0.02

60

< 0.01

35

< 0.02

70

< 0.01

For further details please see chapter: Technical Information 

Voltage rating                 

AC 240 V; DC 50 V

Current rating range

20...70 A 

Typical life

AC 240 V:

20...70 A

100 operations at 2 x I

N

, inductive

500 operations at 2 x I

N

, resistive 

DC 50 V:

20...80 A

500 operations at 2 x I

N

, inductive

Ambient temperature 

-30...+60 °C  (-22...+140 °F)

Insulation co-ordination

rated impulse       

pollution

(IEC 60664)

withstand voltage   

degree

2.5 kV                 

2

(reinforced insulation in the mounting area)

Dielectric strength 

operating area

test voltage
AC 3,000 V

Insulation resistance           > 100 MΩ (DC 500 V)

Interrupting capacity I

cn

800 A

Interrupting capacity 
(UL 1077)

I

N

U

N

20...70 A

AC 240 V

1,000 A

20...60 A

AC 120 V

3,500 A

70 A

AC 120 V

2,000 A

20...50 A

DC 50 V

3,500 A

60...70 A

DC 50 V

2,000 A

Degree of protection

operating area IP40             

(IEC 60529/DIN 40050)

terminal area IP00

Vibration                            8 g (57-500 Hz) ± 0.61 mm (10-57 Hz)

to IEC 60068-2-6, test Fc
10 frequency cycles/axis

Shock                                25 g (11 ms)

to IEC 60068-27, test Ea

Corrosion                    

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                            240 hours at 95 % RH

to IEC 60068-2-78, test Cab

Mass                                 approx. 55 g

High Performance Thermal Circuit Breaker 4130-...

Issue B

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Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

87THERMO-html.html
background image

- 98

1

Dimensions

Accessories

-0.1

22.3

LINE

tightening tor

q

ue max. 1.5 Nm

M12x1

blac

k

OFF

ON

23.8

±

0.5

17.2

±

0.5

50

0.6

±

0.2

10.3

64

2

I

13.5

max. 3.5

s

crew M6x8 with wa

s

her

tightening tor

q

ue max. 2.5 Nm

ø6.6

12

17

32

18

D-

s

haped threadnec

k

12.2

mounting hole

11.5

-0.1

1.26

.453

-.004

-.004

.709

.480

.472

.669

.531

.878

max .138

.260

.024

±

.008

.406

2.52

.937

±

.020

.677

±

.020

1.97

1

2

4

6

8 10

20

40

... time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0,1

3

5

0,8

  23 

°

C

  60 

°

C

-30 

°

C

Typical time/current characteristics 

LINE

2

I

operating area

30

6

mounting area

5

1.18

.236

.197

Intstallation drawing

2

line  1

Internal connection diagram

S

eparate hardware

Hex nut Y 300 116 02

Hex nut with 

s

pla

s

h cover, blac

k

X 201 296 01 without O ring

 (IP64)

X 200 801 03 with O ring

 (IP66 /IP67)

Hex nut with 

s

pla

s

h cover,

tran

s

parent

X 200 801 08 with O ring

 (IP66/IP67)

M12x1

M12x1

Water 

s

pla

s

h cover,

tran

s

parent with 

k

nurled

nut and O ring

 (IP64)

X 210 663 01

M12x1

2.5

Knurled nut
Y 302 065 01

ø17

M12x1

3.2

0.5 x 45

°

S

W14

.551

.098

.126

.669

.020 x 45

°

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F    -22

-4

+14 +32   +73.4 +104 +122 +140

°C    -30

-20

-10  0

+23

+40 +50

+60 

Derating factor 

0.68 0.76 0.84 0.92 1

1.08

1.16  1.24

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

High Performance Thermal Circuit Breaker 4130-...

Issue B

www.e-t-a.com

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Thermal Overcurrent Circuit Breakers 2-5000/2-5700-...

www.e-t-a.com

Issue B

- 99

1

Description

Typical applications

Ordering information

Technical data

Single pole thermal circuit breaker with press-to-reset, tease-free, trip-
free, snap action mechanism. Type 2-5000 is available with optional
manual release (-H), type 2-5700 can be supplied as a push-push
switch/circuit breaker (R-type TO CBE to EN 60934 in press-to-reset
configuration; M-type when fitted with manual release -H; S-type with
push-push operation). Fitted with flange or threadneck for panel
mounting. Options include an additional unprotected circuit tap (-A3).
Approved to CBE standard EN 60934 (IEC 60934).

Motors, transformers, solenoids, battery chargers, power supplies,
appliances, machinery, extra low voltage systems.

2-5000-...                        2-5700-...

Type No.
2-5000

flange mounting

2-5700

threadneck panel mounting

(hardware bulk shipped)

Threadneck design – type 2-5700 only
iG1

moulded threadneck 3/8"-27UNS-2A 

iG2

moulded threadneck M12x1

Terminal design
P10

blade terminals 6.3-0.8 mm (QC .250) 

K10

screw terminals M4x6 

Shunt terminal (optional) -P10 only
A3

shunt terminal (up to I

N

2.5 A/6 A max. load)  

Manual release (optional)
H

manual release facility (type 2-5000 only)

DD

push to release/push to reset (type 2-5700 only)

Current ratings 
0.05...25 A 

2-5700 - iG1 - P10 - .. - DD - 8 A 

ordering example

The exact part number required can be built up from the table of choices shown
above. Ordering references for optional features should be omitted if not required.

Standard current ratings and typical internal resistance values

Current

Internal

Current

Internal

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.05

280

3

0.1

0.08

100

3.5

0.06

0.1

110

4

0.06

0.2

29

4.5

0.05

0.3

14

5

0.05

0.4

7

6

0.02

0.5

4.9

7

0.02

0.6

3.4

8

0.02

0.7

2.5

10

< 0.02

0.8

1.8

12

< 0.02

1

1.2

13 < 

0.02

1.2

0.8

15

< 0.02

1.5

0.6

16

< 0.02

1.8

0.4

20

< 0.02

2

0.3

22

< 0.02

2.5

0.2

25

< 0.02

Approvals

Authority    

Voltage ratings    

Current ratings

VDE (EN 60934)

AC 250 V; DC 28 V

0.05...25 A 

CSA/ UL

AC 250 V; DC 50 V

0.05...20 A

CCC

AC 250 V

0.05...25 A

SEV

AC 250 V; DC 28 V

0,05...25 A

For further details please see chapter: Technical Information 

Voltage rating

AC 250 V; DC 28 V  
(UL: AC 250 V; DC 50 V) 

Current rating range

0.05...25 A 

Typical life

AC 250 V / DC 28 V:

0.05...16 A 5,000 operations at 2 x I

N

, inductive

17...25 A

5,000 operations at 2 x I

N

, resistive

Ambient temperature 

-20...+60 °C  (-4...+140 °F)

Insulation co-ordination

rated impulse      

pollution                      

(IEC 60664 and 60664 A)

withstand voltage  

degree

2.5 kV               

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A)    test voltage

operating area              AC 3,000 V

Insulation resistance

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.05...2.5 A

8 x I

N

3...5 A

20 x I

N

6...12 A

200 A

(higher interrupting capacity 
available to special order)

13...25 A   

400 A

Interrupting capacity 

I

N

U

N

(UL 1077)     

0.05...20 A      AC 250 V    2,000 A
0.05...25 A     DC 50 V

2,000 A

(higher values upon request)

Degree of protection

operating area IP40 

(IEC 60529/DIN 40050) 

terminal area IP00

Vibration                            8 g (57-500 Hz) ± 0.61 mm (10-57 Hz),

to IEC 60068-2-6, test Fc, 
10 frequency cycles/axis

Shock                                25 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion                           96 hours at 5 % salt mist,

to IEC 60068-2-11, test Ka

Humidity  

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 29 g

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

- 100

Thermal Overcurrent Circuit Breakers 2-5000/2-5700-...

1

mounting area

max. 2.5

operating area

mounting area

max .098

2-5700-P10

2-5000-P10

A

1

4

3 2

1

4

3 2

A

25

25

max. 2.5

1

1

max .098

operating area

.039

.039

.984

.984

iG1=ø9.6 

-0.1

iG2=ø12.2 

-0.1

iG1=8.9 

-0.1

iG2=11.5 

-0.1

blade terminal
DIN 46244-A6.3-0.8
(

Q

C .250)

ø6.5

5

S

W 14

iG1=8.8

iG2=11.3

D-

s

haped threadnec

k

current rating in A for 

s

tandard

(-DD ver

s

ion without pu

s

h button mar

k

ing)

A

1

4

3

2

iG1=3/8-27UN

S

-2A

iG2=M12x1

OFF

ON

10

46.5

10.4

19.8

29

tightening tor

q

ue max. 1 Nm

tightening tor

q

ue max. 1.5 Nm

14.5

.394

.409

.780

1.14

.551

.256

.571

.886

.650

1.83

16.5

22.5

mounting hole

iG1=.378 

-.004

iG2=.480 

-.004

iG1=.350 

-.004

iG2=. 453 

-.004

iG1=.346

iG2=.445

current rating in A

5

1

4

3 2

18.5

ø4.5

40

50

13

2-5000-P10-A3

0.05...2.5 A

A

1

4

3

2

ø9.5

5

12.2

18.2

OFF

ON

10.4

44

19.8

31

ø13.5

7

14.5

blade terminal DIN 46244-A6.3-0.8
(

Q

C .250)

.374

.480

1.73

.409

.780

1.22

1.57

1.97

.177

.728

.717

.531

.276

.571

.512

.197

2-5700-P10

2-5000-P10

1

4

3

2

1

4

3

2

flat head 

s

crew M4x6 I

S

O1580

tightening tor

q

ue 1.2 Nm

13

10.4

.409

.512

Dimensions

Terminal design

Installation drawings 

-P10-A3

-K10

0.05...2.5 A

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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- 101

1

1

2

(3)

(-A3)

1

2

0.05 ... 2.5 A

(with or without 

s

hunt terminal)

3 ... 25 A

(without 

s

hunt terminal)

Internal connection diagrams

Typical time/current characteristics at +23 °C/+73.4 °F

1

2

4

6

8 10

20

40

T

rip time in 

s

econd

s

... time

s

 rated current

0.05 - 2.7 A

2.8 - 23 A

10000

1000

100

10

1

0.1

25 A

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factor 

0.76 0.84 0.92 1

1.08

1.16  1.24

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Thermal Overcurrent Circuit Breakers 2-5000/2-5700-...

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1

Accessories for type 2-5700-...

2.5

.551

.098

Knurled nut
Y 302 065 01

Hex nut
Y 300 116 02

Hex nut with 

s

pla

s

h cover, blac

k

X 201 296 01 without O ring

 (IP64)

X 200 801 03 with O ring

 (IP66 and IP67)

Hex nut with 

s

pla

s

h cover,

tran

s

parent

X 200 801 08 with O ring 

(IP66 and IP67)

M12x1

ø17

M12x1

3.2

0.5 x 45

°

3/8-27 UN

S

-2B

3/8-27 UN

S

-2B

3/8-27 UN

S

-2B

With 3/8" threadnec

k

 

(-iG1)

Water 

s

pla

s

h cover,

tran

s

parent with

s

pecial 

k

nurled nut

X 200 798 02 

(IP64)

Hex nut with 

s

pla

s

h

cover blac

k

 without O ring

X 210 739 01 

(IP64)

tran

s

parent 

s

pla

s

h cover

X 201 296 03 

(IP64)

M12x1

M12x1

S

eparate hardware

Hex nut
Y 300 192 01

Knurled nut
Y 307 117 02

With M12 threadnec

k

 

(-iG2)

2.5

3/8-27 UN

S

-2B

3/8-27 UN

S

-2B

3

Water 

s

pla

s

h cover,

tran

s

parent with 

k

nurled nut

and O ring
X 210 663 01 

(IP64)

S

W14

S

W14

Water 

s

pla

s

h cover,  tran

s

parent Y 300 538 01 and

k

nurled nut Y 300 628 01

X 200 799 01 

(IP64)

ø15

.551

.098

.118

.591

.669

.020 x 45

°

.126

Accessories for types 2-5000 and 2-5700 with screw terminals -K10

X

2

60

°

X

10

M4

18

7

162

176

1.1

.709

.276

.394

6.93

6.38

.043

.079

Bu

s

 bar

Y 303 563 01

Accessories for type 2-5000-...

E - T - A

12.5

49

ø12

29

ø6

1.14

.236

1.93

.492

.472

14.5

19.

2

1.5

31.5

4.5

40

18

50

2.3

0.5

50

40

18.5

.059

.177

.091

.020

.756

.571

.709

.728

1.24

1.57

1.57

1.97

1.97

Water 

s

pla

s

h cover, tran

s

parent

for pu

s

h button 

(IP64)

Y 300 728 01

Fixing plate
Y 301 056 02

Rear terminal 

s

hroud, tran

s

parent 

(IP64)

Y 300 476 01

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Thermal Overcurrent Circuit Breakers 2-5000/2-5700-...

Issue B

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- 103

1

Description

Typical applications

Ordering information

Technical data

Single pole thermal circuit breaker with push-to-reset, tease-free, trip-
free, snap action mechanism (R-type TO CBE to EN 60934; M-type
when fitted with optional manual release feature). Designed for plug-
in mounting with E-T-A sockets 10 and 16. 

Extra low voltage wiring systems and components.

2-5200-...

Standard current ratings and typical internal resistance values

Type No.
2-5200

plug-in 

Manual release (optional)
H

manual release facility

Current ratings 
0.05...16 A

2-5200 - H - ..  - 5 A

ordering example

The exact part number required can be built up from the table of choices shown
above. Ordering references for optional features should be omitted if not required.

Current

Internal

Current

Internal

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.05

280

2.5

0.2

0.08

100

3

0.1

0.1

110

3,5

0.065

0.2

29

4

0.065

0.3

14

4.5

0.05

0.4

7

5

0.05

0.5

4.9

6

0.02

0.6

3.4

7

0.02

0.7

2.5

8

< 0.02

0.8

1.8

10

< 0.02

1

1.2

12

< 0.02

1.2

0.84

13 < 

0.02

1.5

0.6

15

< 0.02

1.8

0.4

16

< 0.02

2

0.25

For further details please see chapter: Technical Information 

Voltage rating

DC 28 V  
(UL: AC 250; DC 50 V)

Current rating range

0.05...16 A (up to 25 A to special order)

Typical life

AC 250 V / DC 28 V:

0.05...16 A 5,000 operations at 2 x I

N

, inductive

Ambient temperature

-20...+60 °C  (-4...+140 °F)

Insulation co-ordination

rated impulse

pollution

(IEC 60664 and 60664 A)   withstand voltage   

degree

2.5 kV               

2

Dielectric strength 
(IEC 60664 and 60664A)   test voltage

operating area

AC 1,500 V 

Insulation resistance 

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

0.05...2.5 A

8 x I

N

3...5 A

20 x I

N

6...16 A (25 A) 

400 A

Degree of protection

operating area IP40 

(IEC 60529/DIN 40050) 

terminal area IP00

Vibration   

8 g (57 to 500 Hz) ± 0.61 mm, (10-57 Hz),
to IEC 60068-2-6, test Fc,

Shock                                25 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion                   

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity        

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 35 g

Authority    

Voltage ratings    

Current ratings

UL

AC 250 V; DC 50 V

0.05...20 A

Approvals

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Issue B

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Thermal Automotive Circuit Breaker 2-5200-...

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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- 104

Thermal Automotive Circuit Breaker 2-5200-...

1

Dimensions

Accessories

Internal connection diagram

19

9.6

10

15.5

48.5

1

2

ø13.5

ø9.5

ø4.4

14.5

31

50

10

current rating in A

4

5

.531

.157

.748

ON

.394

OFF

.610

1.91

.378

1.22

1.97

.394

.374

.173

.571

1

2

1

2

4

6

8 10

20

40

T

rip time in 

s

econd

s

... time

s

 rated current

0.05 - 2.7 A

2.8 - 23 A

10000

1000

100

10

1

0.1

25 A

Typical time/current characteristics at +23 °C/+73.4 °F

wire cro

ss

 

s

ectional area

s

2 x max. 2.5 mm

2

 AWG 14 

s

tranded

2 x max. 4 mm

2

 AWG 12 

s

olid

wire cro

ss

 

s

ectional area

s

2 x max. 2.5 mm

2

 AWG 14 

s

tranded

2 x max. 4 mm

2

 AWG 12 

s

olid

blade terminal DIN 46244-A6.3-0.8
(

Q

C .250)

45

1

30

1

5.6

9.5

50

7.5

15

75

12

13

12

6

68

8

59

8

7

21

22

11

12

21

22

11

12

21

22

11

12

.039

.039

1.18

.220

.374

1.97

.295

.591

1.77

2.95

.472

.512

.472

.236

7

.276

blade terminal
DIN 46244-A6.3-0.8
(

Q

C .250)

2.68

.315

.315

S

oc

k

et

s

 10R-K10

10R-P10

10R-A10

2.32

.276

thic

k

ne

ss

 = 0.8 mm

                    .031 in.

.165

Bu

s

 bar for 

s

oc

k

et

s

 10…

Y 301 166 02 

(2 way)

22.9

4.2

7.9

12.5

2.9

8.5

15

.311

.492

.114

.335

.591

.902

15

15

15

52.9

.591 .591 .591

2.08

S

oc

k

et 16

(up to 16 A max. load)

Adapter

 for EN rail

50035-G32 (

s

pecified a

s

s

eparate item)

X 200 409 01

for 

s

oc

k

et 16 available

on re

q

ue

s

t

s

ymmetrical rail

EN 50022-35x7.5

32

39.5

70

52

38.5

15

1.5

s

oc

k

et

s

 individually

(de)mountable

.591

.059

1.52

2.05

2.76

1.26

1.56

Connector bu

s

 lin

ks

 -P10

X 210 588 01/

1.5 mm

2

 (AWG 16) (brown)

X 210 588 02/

2.5 mm

2

 (AWG 14) (blac

k

)

X 210 588 03/

2.5 mm

2

 (AWG 14) (red)

X 210 588 04/

2.5 mm

2

 (AWG 14) (blue)

Connector bu

s

 lin

ks

 -K10

X 210 589 01/

2.5 mm

2

 (AWG 14) (blac

k

)

X 210 589 02/

1.5 mm

2

 (AWG 16) (brown)

~70

50 pin lug

s

to DIN 46230
tinned copper

~2.76

ø2.5

.099

~70

100 

q

uic

k

-connect

tab

s

 6.3 (.250)

DIN 46247 tinned bra

ss

,

in

s

ulated

~2.76

Blan

k

ing plug

Y 301 477 01

for 

s

oc

k

et

s

 10R-P10/

K

10

19

30

9.5

50

42

ø4

14.5

1.65

1.18

.374

.748

1.97

.157

.571

Terminal for mounting rac

k

X 200 800 01

for 

s

oc

k

et

s

 10R, 10F on

EN rail 50 035-G32

12

1.5

14

27.5

M5 x 12

9.5

27

.374

.059

1.08

.551

1.06

.472

1.5 mm

2

 - up to 13 A max. load

2.5 mm

2

 - up to 20 A max. load

Y 301 166 01

 (4 way)

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.
Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factor 

0.76 0.84 0.92 1

1.08

1.16  1.24

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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- 105

1

Description

Typical applications

Ordering information

Technical data

Single pole thermal circuit breakers with push-to-reset, tease-free, trip-
free, snap action mechanism (R type TO CBE to EN 60934; M-type
when fitted with manual release features/type 2-6200 only). 
Featuring auxiliary contacts (1 x N/C; 1 x N/O) as standard. Options
include manual release (type 2-6200 only), an additional unprotected
circuit tap (-A3) and a centre reset position in which all contacts are
open (-ZR: type 2-6200-H only). 
Approved to CBE standard EN 60934 (IEC 60934).

Motors, transformers, solenoids, controls for oil and gas boilers.

2-6200-...                        2-6400-...

For further details please see chapter: Technical Information 

Voltage rating          

AC 250 V; DC 28 V

Current rating range    

0.05...16 A 

Auxiliary circuit            

1 A, AC 250 V/DC 28 V

Typical life

AC 250 V / DC 28 V:

0.05...16 A 5,000 operations at 2 x I

N

, inductive

Ambient temperature   

-20...+60 °C  (-4...+140 °F)

Insulation co-ordination

rated impulse        

pollution

(IEC 60664 and 60664A)

withstand voltage    

degree

2.5 kV                 

2

reinforced insulation in operating area

Dielectric strength 
(IEC 60664 and 60664A)    test voltage

operating area        

AC 3,000 V 

main circuit 
to aux. circuit      

AC 1,500 V

aux. circuit 4-5 to 6-7

AC 840 V

Insulation resistance     

> 100 MΩ (DC 500 V)

Interrupting capacity I

cn

10 x I

N

Interrupting capacity 
(UL 1077)     

I

N

U

N

0.05...4.5 A

AC 250 V  

200 A

5...7 A        

AC 250 V

1,000 A

8...15 A       

AC 250 V    2,000 A

16 A           

AC 250 V    3,500 A

Degree of protection 

operating area IP40

(IEC 60529/DIN 40050)

terminal area IP00

Vibration                            10 g (57-500 Hz) ± 0.76 mm (10-57 Hz),

to IEC 60068-2-6, test Fc,
10 frequency cycles/axis

Shock                                40 g (11 ms)

to IEC 60068-2-27, test Ea

Corrosion              

96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka

Humidity                            240 hours at 95 % RH

to IEC 60068-2-78, test Cab

Mass                                 approx. 25 g

Type No.
2-6200

flange mounting, with auxiliary contacts

2-6400

threadneck panel mounting, with auxiliary contacts
mounting hardware bulk shipped 

Mounting (type 2-6400 only)
iG1

moulded threadneck 3/8-27UNS-2A

iG2

moulded threadneck M12x1

Terminal design - main circuit
L10

solder terminals

P10

blade terminals A6.3-0.8 mm (QC .250)

Shunt terminal (optional)
A3

shunt terminal same as main terminal (up to 7/5 A
max. load;  up to 16 A/10 A max. load)

Manual release (optional)
H

manual release facility (type 2-6200 only)

Intermediate position (optional)
ZR

intermediate position (type 2-6200-H only)

Au

x

iliary contacts (standard)

Si

N/O and N/C contacts, solder terminals

Current ratings 
0.05...16 A  

2-6200 -  .. - P10  - ..  - .. -  ..  - Si - 8 A

ordering example

The exact part number required can be built up from the table of choices shown
above. Ordering references for optional features should be omitted if not required.

Standard current ratings and typical internal resistance values

Current

Internal Current

Internal

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.05

257

2

0.30

0.08

138

2.5

0.20

0.1

90

3

0.12

0.2

32.2

3,5

0.10

0.3

14.6

4

0.07

0.4

8.4

4.5

0.056

0.5

5.15

5

0.046

0.6

3.82

6

0.035

0.7

2.80

7

0.03

0.8

2.15

8

< 0.02

1

1.42

10

< 0.02

1.2

0.96

12

< 0.02

1.5

0.51

15

< 0.02

1.8

0.40

16

< 0.02

Approvals

Authority    

Voltage ratings    

Current ratings

VDE (EN 60934)

AC 250 V; DC 28 V

0.05...16 A

CSA/ UL

AC 250 V; DC 28 V

0.05...16 A

Thermal Overcurrent Circuit Breakers 2-6200/2-6400-...

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Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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Issue B

- 106

Thermal Overcurrent Circuit Breakers 2-6200/2-6400-...

1

1

2

4

6

8 10

20

40

… time

s

 rated current

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

0

(Z)

I

1

5

7

4

6

2

(3)

ON po

s

ition

0

(Z)

I

1

5

7

4

6

2

(3)

OFF po

s

ition

1

5

7

4

6

2

(-A3)

(3)

1

5

7

4

6

3

(-A3)

(2)

0

(Z)

I

1

5

7

4

6

2

(3)

intermediate po

s

ition

0.05 ... 7 A

8 ... 16 A

2-6200-...-ZR

Internal connection diagrams

Typical time/current characteristics at +23 °C/+73.4 °F

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F   

-4

+14 +32   +73.4 +104 +122 +140

°C   

-20

-10  0

+23

+40 +50

+60 

Derating factor 

0.76 0.84 0.92 1

1.08

1.16  1.24

This is a metric design and millimeter dimensions take precedence ( mm )

inch

S

W14

5

ø6.4

iG1=8.8
iG2=11.3

14.5

16.5

10.5

11.5

46

11

31

16.5

current rating in A

iG1=ø9.6
iG2=ø12.2

-0.1

-0.1

-0.1

mounting hole

iG1=3/8-27UN

S

-2A

iG2=M12x1

(moulded
threadnec

k

)

-0.1

tightening tor

q

ue max. 1 Nm

tightening tor

q

ue max. 1.5 Nm

ON

OFF

7

-P10
0.05 - 7A

blade terminal
DIN 46244-A6.3-0.8
(

Q

C .250)

.252

.650

.886

.433

1.81

.453

.276

1.22

.650

.413

22.5

.571

.551

iG1=.346
iG2=.445

iG1=8.9

iG2=11.5

iG1=.350

iG2=.453

-.004

-.004

iG1=.378
iG2=.480

-.004

-.004

31

16.5

7

3

5

12.5

18.5

ON

OFF

39

11

7

-P10
0.05 - 7A

11.5

ø8.5

blade terminal
DIN 46244-A6.3-0.8
(

Q

C .250)

ø3.5

21

40

50

5

5

current rating in A

1.22

.650

.492

.728

.276

.118

.433

1.54

.335

.453

.276

1.97

1.57

.827

.197

.138

.197

2-6200-...

2-6400-...

Dimensions

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- 107

1

22.5

4

42.5

1.5

4

operating area

mounting area

.886

1.50

.157

.059

1.71

.157

43.5

2-6200-...

2-6400-...

39

4

38

18

1.5

4

operating area

mounting area

.709

1.50

.157

.059

1.54

.157

Installation drawings 

7

5

S

ee dimen

s

ion diagram.

-P10  0.05…7 A

-P10  8…16 A

-P10-A3  0.05…16 A

-L10  0.05…7 A

-L10  8…16 A

-L10-A3  0.05…16 A

.197

.276

Terminal design

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Thermal Overcurrent Circuit Breakers 2-6200/2-6400-...

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- 108

Thermal Overcurrent Circuit Breakers 2-6200/2-6400-...

1

Accessories for type 2-6400-...

2.5

.551

.098

Knurled nut
Y 302 065 01

Hex nut
Y 300 116 02

Hex nut with 

s

pla

s

h cover, blac

k

X 201 296 01 without O ring

 (IP64)

X 200 801 03 with O ring

 (IP66 and IP67)

Hex nut with 

s

pla

s

h cover,

tran

s

parent

X 200 801 08 with O ring 

(IP66 and IP67)

M12x1

ø17

M12x1

3.2

0.5 x 45

°

3/8-27 UN

S

-2B

3/8-27 UN

S

-2B

3/8-27 UN

S

-2B

With 3/8" threadnec

k

 

(-iG1)

Water 

s

pla

s

h cover,

tran

s

parent with

s

pecial 

k

nurled nut

X 200 798 02 

(IP64)

Hex nut with 

s

pla

s

h

cover blac

k

 without O ring

X 210 739 01 

(IP64)

tran

s

parent 

s

pla

s

h cover

X 201 296 03 

(IP64)

M12x1

M12x1

S

eparate hardware

Hex nut
Y 300 192 01

Knurled nut
Y 307 117 02

With M12 threadnec

k

 

(-iG2)

2.5

3/8-27 UN

S

-2B

3/8-27 UN

S

-2B

3

Water 

s

pla

s

h cover,

tran

s

parent with 

k

nurled nut

and O ring
X 210 663 01 

(IP64)

S

W14

S

W14

Water 

s

pla

s

h cover,  tran

s

parent Y 300 538 01 and

k

nurled nut Y 300 628 01

X 200 799 01 

(IP64)

ø15

.551

.098

.118

.591

.669

.020 x 45

°

.126

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

This is a metric design and millimeter dimensions take precedence ( mm )

inch

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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1

Type No.
2-6500

surface type with flange

Terminal design
P10

blade terminals 6.3-0.8 (QC .250)

Shunt terminal (optional)
A3

blade terminals or solder terminals; max. load 5 A

Current ratings
0.1...10 A

2-6500 - P10 -  ... -  6 A 

ordering example

The exact part number required can be built up from the table of choices shown
above. Ordering references for optional features should be omitted if not required.

Authority       

Voltage rating    

Current rating

UL

AC 250 V; DC 28 V

0.1...10 A 

Description

Typical applications

Ordering information

Technical data

Bimetal operated single pole motor protection control with automatic
reset actuation, small physical size, reliable snap-action mechanism.

Caution:

In specifying this product, care should be taken to ensure that

automatic motor re-start does not represent a safety hazard.

Motors, transformers, extra low voltage wiring.

2-6500-...

Voltage rating                 

AC 250 V (50/60 Hz); DC 28 V

Current ratings             

0.1...10 A  (up to 15 A upon request)

Typical life                         100,000 operations at 2 x I

N

Protection is ensured for 18 days of
continuous locked rotor condition with 
I

k

≤ 6 x I

N

, max. 30 A 

(unsupervised duty)

Ambient temperature     

-10...+60 °C  (-10...+140 °F)

Insulation co-ordination      rated impulse  

pollution

(IEC 60664 and 60664 A)

withstand voltage

degree

2.5 kV                

3

Dielectric strength 
(IEC 60664 and 60664A)   test voltage AC 2,000 V

Insulation resistance    

> 100 MΩ (DC 500 V)

Interrupting capacity   

8 x I

N

(co-co-co) 

Reset time at 23 °C

≥ 30 sec
≤ 70 sec

Degree of protection

housing IP30               

(IEC 60529/DIN 40050)

terminal area IP00

Vibration                            5 g (57-500 Hz) ± 0.38 mm (10-57 Hz)

to IEC 60068-2-6, test Fc
10 frequency cycles/axis

Shock                                15 g (11 ms)

test to IEC 60068-2-27, test Ea

Corrosion                     

48 hours at 5 % salt mist
to IEC 60068-2-11, test Ka

Humidity                       

240 hours at 95 % RH
to IEC 60068-2-78, test Cab

Mass                                 approx. 20 g

Approvals

Current

Internal

Current

Internal

rating (A)

resistance (Ω)

rating (A)

resistance (Ω)

0.1

140

2 0.47

0.2

47.5

2.5

0.33

0.3

20.5

3

0.212

0.4

11.4

3.5

0.155

0.5

7.25

4

0.107

0.6

5.35

4.5

0.095

0.7

3.8

5

0.072

0.8

2.95

6

0.054

1

1.92

7

0.032

1.2

1.32

8

0.02

1.5

0.85

9

< 0.02

1.8

0.59

10

< 0.02

Standard current ratings and typical internal resistance values

Motor Protection Control 2-6500-...

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- 110

1

Typical time/current characteristics at +23 °C/+73.4 °F

Dimensions  

ø4

4

8.5

12

22

P

2

3

8.25

8.25

44.5

6

10.7

12

°

15.7

52

3.5

6.3

8

4

4

8

0.5

10.5

.157

.157

.335

.472

.866

.325

.325

.236

.421

0.8

.031

.618

2.05

.157

.157

.138

.248

.315

.020

.413

.315

1.75

11.5

.453

T

rip time in 

s

econd

s

10000

1000

100

10

1

0.1

1

2

4

6

8 10

20

40

… time

s

 rated current

Internal connection diagram

P

2

(3)

The time/current characteristic curve depends on the ambient temperature
prevailing. In order to eliminate nuisance tripping, please multiply the circuit
breaker current ratings by the derating factor shown below. See also
section 9 – Technical information.

Ambient temperature °F    +14 +32   +50  +73.4 +861 +104 +122 +140

°C    -10  0

+10   +23

+30 +40 +50

+60 

Derating factor 

0.84 0.92 1

1

1

1.08

1.16  1.24

This is a metric design and millimeter dimensions take precedence ( mm )

inch

All dimensions without tolerances are for reference only. In the interest of improved design,
performance and cost effectiveness the right to make changes in these specifications
without notice is reserved.Product markings may not be exactly as the ordering codes.
Errors and omissions excepted.

Motor Protection Control 2-6500-...

Issue B

www.e-t-a.com

Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com