97x97x33mm
General Specifications
- Material……Frame:Plastic(Flammability:UL94V-0),Impeller:Plastic(Flammability:UL94V-0)
- Expected life……(ball bearing 50000 hours, sleeve bearing 30000 hours) continuous running under the condition of 40℃ , 15~65 % humidity
- Motor protection function……Looked rotor burnout protection, Reverse polarity protection
- Dielectric strength……50/60Hz,500VAC,for 1minute
- Insulation resistance……≥ 10 MΩ ,
(Through applying 500VDC between impeller hub center and lead wire (+) )
- Sound pressure level(SPL)……At 1m away from the air inlet
- Storage temperature……-30 to +70°C(Non-condensing)
- Lead Wire…… +Red -Black Yellow（sensor）Brown (Control)
(For models without PWM control function,there is no speed control wiring.)
- Mass……126.83g
Related Cooling Fans
- Specification
- Characteristic curves
- Dimensions(unit:mm)
| Item No. | Operating Voltage |
Maximum Air Flow |
Maximum Air Pressure |
Rotational Speed |
Rate Current |
Input Power |
Noise | ||
| (V) | (CMM) | (CFM) | (mmAq) | (inchAq) | (RPM) | (A) | (W) | dB(A) | |
| CHA9712BL-A33(b) | 12 | 0.43 | 15.24 | 6.40 | 0.25 | 2000 | 0.18 | 2.16 | 49.70 |
| CHA9712BM-A33(b) | 12 | 0.65 | 22.82 | 14.39 | 0.57 | 3000 | 0.25 | 3.00 | 58.50 |
| CHA9712BH-A33(b) | 12 | 0.86 | 30.41 | 25.58 | 1.01 | 4000 | 0.38 | 4.56 | 64.80 |
| CHA9712BX-A33(b) | 12 | 1.08 | 38.06 | 39.97 | 1.57 | 5000 | 0.52 | 6.24 | 69.60 |
| CHA9712BY-A33(b) | 12 | 1.38 | 48.70 | 65.49 | 2.58 | 6400 | 1.50 | 18.00 | 75.00 |
| CHA9724BL-A33(b) | 24 | 0.43 | 15.24 | 6.40 | 0.25 | 2000 | 0.15 | 3.60 | 49.70 |
| CHA9724BM-A33(b) | 24 | 0.65 | 22.82 | 14.39 | 0.57 | 3000 | 0.20 | 4.80 | 58.50 |
| CHA9724BH-A33(b) | 24 | 0.86 | 30.41 | 25.58 | 1.01 | 4000 | 0.25 | 6.00 | 64.80 |
| CHA9724BX-A33(b) | 24 | 1.08 | 38.06 | 39.97 | 1.57 | 5000 | 0.32 | 7.68 | 69.60 |
| CHA9724BX-A33(b) | 24 | 1.38 | 48.70 | 65.49 | 2.58 | 6400 | 0.38 | 9.12 | 75.00 |
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