Source dimensional drawing for the 250 series.
Source performance curve for the 250 series.
| Product Category | AC Centrifugal Fan – Backward Curved |
|---|---|
| Series | 250 |
| Size | 0250mm × 86mm |
| Impeller Material | PA66+Metal |
| Motor | Capacitor-RunAnd External Rotor InductionMotor |
| Lead Wire | Teflon22#UL1332(Optional) |
| Operating Temperature | -10°C–+65°C |
| Type of Protection | IP44 |
| Insulation Class | F |
| Model | Voltage (VAC) | Frequency (Hz) | Current (A) | Power (W) | Speed (RPM) | Noise (dB(A)) | Capacitor (μF/VAC) | Air Flow (CFM) |
|---|---|---|---|---|---|---|---|---|
| JH250B2E01 | 115 | 50/60 | 1.4/1.8 | 150/210 | 2600/2900 | 74/76 | 20/250 | 854/878 |
| JH250B2E02 | 230 | 50/60 | 0.65/0.85 | 150/210 | 2600/2900 | 74/76 | 4/500 | 854/878 |
| JH250B2E03 | 380 | 50/60 | 0.6/0.65 | 200/260 | 2600/2900 | 74/76 | — | 854/878 |
| JH250B4E02 | 230 | 50/60 | 0.31/0.29 | 68/63 | 1450/1650 | 61/64 | 4/500 | 385/438 |
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