The EBM Papst W4S250-CI02-01 model is an axial fan with a round wall plate, equipped with a voltage-controlled asynchronous external rotor motor. With a power of 69W, this fan can generate an air flow of up to 1100 m3/h, at a maximum back pressure of 80 Pa. It is designed to operate efficiently within a wide temperature range, from -25 to +50 °C. In addition, it is equipped with a built-in thermal contact motor protection to ensure a long service life. Thanks to its low noise level of only 54. 0 dB(A) and flexible mounting options, it is ideal for use in ventilation systems and heat recovery. See the data sheet on the product page for full technical information.
Technical specifications
Datasheet (PDF) - download| Product attribute | Value |
|---|---|
| Airflow at 0 Pa | 1100 m³/h |
| Speed | 1390 rpm |
| Power | 69 W |
| Frequency | 50 Hz (60 Hz*) |
| Voltage | 1~230 VAC |
| Impeller | Sheet steel, black. |
| Bearing type | Ball bearings |
| IP class | IP44 |
| Motor protection | Built-in thermal contact motor protection, automatic reset. |
| Motor code | M4S068-CF |
| Rotation direction | Counterclockwise viewed from the rotor side |
| Motor type | Voltage adjustable asynchronous motor of outer rotor type. |
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