4915 Walnut Grove Ave., San Gabriel, CA 91776 (626) 287-5297 www.ustoyofan.com Email: sales@ustoyofan.com FAX (626) 287-7350
- 18 -
U.S. TOYO
FAN CORP.
0
0.1
0.2
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10
15
20
Airflow (CFM)
S
tati
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P
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(
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)
“H” Speed
“VH” Speed
USTF4028 Series
DC Brushless Fans
USTF4028 Series
Size:
1.58 in sq. x 1.10 in. thk
(40mm sq. x 28mm thk.)
Airflow:
13.2 - 15.8 CFM
Acoustical Noise:
36.9 - 41.9 dB (A)
PERFORMANCE CURVES:
(Obtained with test chamber and methods in accordance with AMCA Std. 210-74)
R
E
B
M
U
N
T
R
A
P
S
T
L
O
V
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W
S
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A
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H
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1
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4
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2
1
2
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1
6
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5
9
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1
4
8
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5
1
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2
1
8
2
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4
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1
2
3
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1
1
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6
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2
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4
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SPECIFICATIONS:
(All values are typical)
MATERIAL:
Frame - Black PBT (UL 94V-0)
Bearings - Ball
Impeller - Black PBT (UL 94V-0)
WEIGHT:
1.13 oz. (32g)
TERMINATION:
Lead Wires (UL 1007, AWG24 or equivalent)
OPERATION TEMPERATURE:
-10
0
to +70
0
C
INSULATION RESISTANCE:
10 megohms min @ 500 VDC
DIELECTRIC STRENGTH:
500 VAC for 1 min.
INSULATION:
Class A
SAFETY:
Impedance & Polarity Protected
SAFETY APPROVALS:
UL, CSA & VDE
OPERATING VOLTAGE:
12 VDC (7 to 13.8 “H” Speed, 13.2 “VH” Speed)
24 VDC (14 to 27.6 “H” Speed, 26.4 “VH” Speed)
MODELS AVAILABLE ON REQUEST:
Failure Detector - rotation sensing - Add Suffix “SR” to part number
Speed Controller - tach output - Add Suffix “SF” to part number