The D1G146-AA33-52 from EBM-Papst is a compact EC double-inlet centrifugal fan, designed for demanding ventilation applications where energy efficiency and flexible control are crucial. The fan measures 206×219 mm and is powered by 48 V DC, making it suitable for modern frequency converter-driven systems and industrial ventilation solutions.
With a maximum airflow of 995 m³/h and stepless control via 0–10 V DC or PWM signal, the fan is ideal for air handling units, cooling systems, and technical installations where precise flow control is required.
- Voltage: 48 V DC (range 36–57 V DC)
- Power: 105 W, rated current 2.6 A
- Airflow: up to 995 m³/h
- Nominal speed: 1,350 rpm
- Impeller: forward-curved, double-inlet, 146 mm, galvanized steel
- Control: 0–10 V DC or PWM, soft start and current limit restriction
- Protection: reverse polarity and locked rotor protection, IP42 enclosure class
- Bearing type: ball bearing, vibration-damped suspension, optional mounting position
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Technical specifications
Datasheet (PDF) - download| Product attribute | Value |
|---|---|
| Airflow at 0 Pa | 995 m³/h |
| Speed | 1350 rpm |
| Power | 105W |
| Voltage | 48 V DC VAC |
| Motor frame | The fan is supplied with a galvanized sheet steel casing without a flange. The motor suspension is vibration-damped on both sides to minimize vibrations and noise. The mounting position is optional, and the casing does not have a condensate drain hole. |
| Casing | sheet, galvanized |
| Impeller | The forward-curved, dual-intake fan impeller has a fan size of 146 mm. The impeller is made of galvanized sheet metal and the rotor surface is black lacquered. The fan impeller is designed to provide an airflow of up to 995 m³/h at nominal voltage and free air flow. |
| Bearing type | ball bearing |
| IP class | IP42 |
| Motor protection | Reverse polarity and locked rotor protection |
| Motor code | M1G074-CF |
| Rotation direction | clockwise, viewed from the rotor |
| Motor type | The motor is of EC type with the designation M1G074-CF and is powered by 48 V DC (range 36–57 V DC). It has a power consumption of 105 W and a rated current of 2.6 A at a nominal speed of 1350 rpm. The motor is vibration-damped on both sides and has insulation class B. Features include soft start, current limit control, tach output, and 0–10 V DC/PWM control input. |
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