The R2E133-BH66-07 from EBM-Papst is a compact AC centrifugal fan with backward-curved blades, measuring 133x133x73 mm. It is perfectly suited for applications where efficient airflow is required in a confined space, for example, in ventilation units, refrigeration systems, and industrial process equipment.
The fan is powered by a single-phase AC motor, type M2E052-BF, and delivers up to 240 m³/h with free intake. It operates at both 50 and 60 Hz, making it flexible for different markets and installations.
- Voltage: 230 V AC, 50/60 Hz
- Airflow: up to 240 m³/h (at 50 Hz)
- Speed: 2,700 rpm (50 Hz) / 3,200 rpm (60 Hz)
- Power: 25 W (50 Hz) / 28 W (60 Hz)
- Protection class IP44
- Thermally protected (TOP), internally connected
- Ball bearings for long service life
- Any mounting position
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Technical specifications
Datasheet (PDF) - download| Product attribute | Value |
|---|---|
| Airflow at 0 Pa | 240 m³/h |
| Speed | 2700/3200 rpm |
| Power | 25/28 W |
| Frequency | 50/60 Hz |
| Voltage | 230V AC VAC |
| Motor frame | The fan can be mounted in any position (installation position free). There are no condensate drain holes. Fastening screws are allowed with a maximum intrusion of 5 mm. As an accessory, an intake ring (part number 09566-2-4013) is available for separate order and is not included in the delivery. |
| Casing | 133 mm, centrifugal fan |
| Impeller | The fan impeller is of the backward-curved type and made of PA plastic. It has 7 blades and the surface is unpainted. The fan impeller has a size of 133 mm and is designed for centrifugal fan applications. With free air supply (50 Hz), the impeller provides an airflow of up to 240 m³/h. |
| Bearing type | ball bearing |
| IP class | IP44 |
| Motor protection | Thermal overload protector (TOP), internally connected |
| Motor code | M2E052-BF |
| Rotation direction | clockwise, viewed towards the rotor |
| Motor type | The M2E052-BF is a single-phase AC motor designed for 230 V and 50/60 Hz. At 50 Hz, the speed is 2700 rpm with a power consumption of 25 W and a current draw of 0.11 A. At 60 Hz, the speed is 3200 rpm with a power consumption of 28 W and a current draw of 0.13 A. The motor is equipped with an internally wired thermal overload protector (TOP) and ball bearings for long service life. Insulation class B and operating mode S1 apply to this motor. |
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