The K3G146-AD03-02 from EBM-Papst is an EC-driven centrifugal fan with forward-curved blades, designed for demanding ventilation and air handling applications. The fan is delivered complete with a PP plastic casing and an M3G074-DF EC motor operating on 230 V AC. With a maximum airflow of 2,030 m³/h and a speed of 1,280 rpm, it offers truly high performance in a compact format.
The fan is excellently suited for units, air handling units, and industrial ventilation where energy efficiency and operational reliability are crucial. The EC motor with active PFC and soft start makes it easy to integrate into modern systems.
- Airflow: 2,030 m³/h
- Power: 170 W, speed 1,280 rpm
- Supply voltage: 230 V AC, 50/60 Hz
- Protection class: Motor IP44, electronics IP20
- Thermal overload protection (TOP), internally connected
- Ball bearings for long service life
- Optional mounting position
- Sound pressure level: 60 dB(A)
At Reserv, we stock EBM-Papst original parts and deliver quickly via our wholesaler. You can be confident that you will get the right product—every time. See the datasheet on the product page for full technical information.
Technical specifications
Datasheet (PDF) - download| Product attribute | Value |
|---|---|
| Airflow at 0 Pa | 2030 m³/h |
| Speed | 1280 rpm |
| Power | 170W |
| Frequency | 50/60 Hz |
| Voltage | 230V AC VAC |
| Motor frame | The fan is supplied complete with a PP plastic casing. The motor is vibration-damped on both sides to minimise vibration transmission to the surrounding structure. Mounting is done with 8 sheet metal nuts for thread EN ISO 1478-ST4.8 (minimum screw length 14.5 mm plus material thickness of fasteners). The installation position is optional. |
| Casing | PP plastic, round |
| Impeller | The fan impeller is a forward-curved centrifugal fan with a size of 146 mm. It is made of PP plastic and has a galvanized rotor surface. The impeller is designed as an open rotor without condensate drainage holes. At optimal efficiency, the fan delivers an airflow of 1205 m³/h at a static pressure increase of 187 Pa. |
| Bearing type | ball bearing |
| IP class | Motor IP44, electronics IP20 |
| Motor protection | Thermal overload protection (TOP), internally connected |
| Motor code | M3G074-DF |
| Rotation direction | clockwise, viewed from the rotor |
| Motor type | The motor is an EC type (electronically commutated) with the designation M3G074-DF and is powered by 230 V AC single-phase with a frequency range of 50/60 Hz. It has a nominal speed of 1280 rpm and a power consumption of 170 W at rated load. The motor is equipped with internally connected thermal overload protection (TOP) as well as active PFC and soft start. The enclosure rating is IP44 for the motor and IP20 for the electronics, with insulation class F. |
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