直流散熱風(fēng)扇140*140*25mm
產(chǎn)品詳情
1.SCOPE
This document is a specification defining the electrical and mechanical characteristics of the product.
2.ELECTRICAL
Standard operating condition is 25℃, 65%RH ambient, unless otherwise specified.
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Item |
Specification |
Test Condition |
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1 |
Rated Voltage |
12V ±10% |
DC power supply （Autostar） |
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2 |
Rated Current |
0.20Amp (Typical) |
DC power supply at Rated Voltage |
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4 |
Rated Power |
2.40W |
At Rated Voltage. |
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5 |
Starting Voltage |
15V (Max.) |
DC power supply |
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7 |
Speed |
1500RPM ±10% |
Measured at 5 minutes after starting under 25±5℃, 65±5%RH ambient(pwm speed) |
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8 |
Acoustical Noise |
34dB(A)(measurement tolerance ± 2 dBA) |
Measured at typical speed with an acoustic microphone 1 meter away from the fan intake in a test chamber with background noise level below 18dB(A) |
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9 |
Static Pressure |
2.6 mm-H2O |
Refer to PERFORMANCE CHART ITEM 9 at zero airflow.
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10 |
Air Flow |
68.4 CFM |
Refer to PERFORMANCE CHART ITEM 9 at zero static Pressure.
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11 |
Direction of rotation |
Counter-anticlockwise |
DC power supply, viewed from impeller. |
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12
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Noise test |
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3. MATERIAL
Impeller |
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Frame |
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Bobbin |
PBT UL94-V0 | |
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Lead Wire |
+：Red –：Black FG: Yellow |
24UL 1007 AWG26
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4.MECHANICAL
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Dimensions |
L * W * H =140*140*25（mm） |
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Weight |
102g |
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Standard operating temperature range |
-10 ℃ ~ 75 ℃ |
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Standard storage temperature |
-20 ℃ ~ 80 ℃ |
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Bearing system |
Sleeve Bearing |
5.EXPECTED LIFE SPAN （MTBF）
At a standard operating condition of 25±5℃, 65±5%RH ambient
Sleeve Bearing：25000 hrs , Continuous operating under 25℃ 65%RH
6. RELIABILITY
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Item |
Specification |
Test Condition |
|
1 |
Locked Rotor Test |
Flameproof and damage free |
Rotor locked for 72 hrs with Rated Voltage |
|
2 |
Reverse Voltage Test Protection |
Yes |
Reverse with Rated Voltage |
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3 |
Balance Test |
No protruding beyond the circle within 10 seconds |
The fan runs in a circle, scaled by fan radius plus 10mm |
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4 |
Drop Test |
All specified characteristics remain unchanged |
Drop D.U.T.(The standard packing) from the test machine at 76cm below. Individual one angle, |
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5 |
Vibration Test |
All specified characteristics remain unchanged |
Ambient temp.：25 oC±5 oC with Rated Voltage Amplitude：0.4-2.5 mm Acceleration：14.7 S/m2 Frequency：10HZ-60HZ Sweeping period：1 min 10HZ-60HZ：30 seconds 60HZ-10HZ：30 seconds Total：10 cycles |
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6 |
High/Low Temperature Cycling |
All specified characteristics remain unchanged |
20 minutes slew rate +75 oC (1 hr) ，–10 oC (1 hr) Total：36 cycles with Rated Voltage |
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7 |
Low Temp. Storage |
All specified characteristics remain unchanged |
Tested under standard condition ；after 500hrs, -20 oC storage, without power supply. |
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8 |
High Temp. Storage |
All specified characteristics remain unchanged |
Tested under standard condition ；after 500hrs, 80 oC storage, without power supply. |
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9 |
Dielectric Strength |
Max 1mA of leakage Current |
Input 500V(AC) for 1 sec between lead (+/-) and housing |
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