The R3G190-AF50-01 from EBM-Papst is a compact centrifugal fan with an EC motor, from the blowers and centrifugal fans category. It is equipped with a backward-curved impeller with 7 PA plastic blades and an electronically commutated motor for high efficiency and low energy consumption. Thanks to built-in soft start and current limit, it is ideal for applications where operational reliability and smooth starting performance are important.
The fan is well suited for ventilation and air conditioning systems, heat recovery units and industrial installations where a compact size and flexible mounting are crucial.
- EC motor (M3G074-BF), 230 V AC, 50 Hz
- Air flow up to 805 m³/h at 3,900 rpm
- Power 135 W, rated current 1.0 A
- Backward-curved impeller, Ø 190 mm, PA plastic, 7 blades
- Thermal overload protection (TOP), internally wired
- Protection class IP44, ball bearings for long service life
- Galvanized casing, optional mounting position
- Sound pressure level 74 dB(A)
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Technical specifications
Datasheet (PDF) - download| Product attribute | Value |
|---|---|
| Airflow at 0 Pa | 805 m³/h |
| Speed | 3900 rpm |
| Power | 135W |
| Frequency | 50 Hz |
| Voltage | 230V AC VAC |
| Motor frame | The fan has threaded holes for self-tapping M4 screws for mounting. The mounting position is optional. There are no condensate drainage holes. The screw gap for the mounting holes varies between 6 and 10 mm depending on the hole position. |
| Casing | galvanized surface, fan size 190 mm |
| Impeller | The fan impeller is of the backward-curved type with single-sided intake. It is made of PA plastic and has 7 blades. The rotor surface is galvanized. The fan impeller diameter is 190 mm. |
| Bearing type | ball bearing |
| IP class | IP44 |
| Motor protection | Thermal overload protection (TOP), internally connected |
| Motor code | M3G074-BF |
| Rotation direction | clockwise, viewed towards the rotor |
| Motor type | The motor is of EC type (electronically commutated) and is designated M3G074-BF. It is single-phase and supplied with 230 V AC (200–277 V) at 50 Hz. The motor has built-in soft start and current limit protection. Thermal overload protection (TOP) is internally wired. Insulation class B and operating mode S1 apply. |
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