EC motor fans
EC motor fans — maximum energy efficiency for modern HVAC installations
The EC (Electronically Commutated) motor represents the current generation of electric motors for fans, progressively replacing conventional AC motors in all new HVAC installations where energy efficiency and precise airflow control are priorities.
An EC motor has a rotor built with permanent magnets rotating around a wound stator. Unlike a conventional AC motor running at a fixed speed determined by mains frequency (50 Hz), the EC motor incorporates an integrated electronic driver that converts AC mains voltage to DC and generates a variable magnetic field in the stator. This enables precise speed control without losses in external controllers — all power required for a given airflow is consumed directly by the motor, without additional heat dissipation in rheostats or transformers.
EC motor advantages over conventional AC motors: energy consumption 30–50% lower at partial speeds (the most common operating regime in real installations); continuously variable speed via 0–10V analogue signal or Modbus RTU/RS485 digital interface; significantly lower noise at partial speeds; no maintenance (brushless, lifetime-lubricated bearings, no mechanical wear parts); service life 2–3× longer than conventional AC motors; ErP 2015+ compliant as standard; the reference solution for nZEB buildings. The EC range on ventilation.ro covers all constructive types: axial wall fans, centrifugal inline plug-in DWDI (Nicotra Gebhardt RDP series) for AHUs and ducted installations, EC roof fans, and EC axial inline fans. All models accept 0–10V control; models with Modbus RTU enable full BMS integration with real-time monitoring of speed, calculated airflow, energy consumption and thermal protection alarms.
Centifugal fan DDMP 10/10 M6A2 DA5 230V-1F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 10/10 M6A4 DA8 230V-1F + DRIVER
High performance centrifugal fan DDMP
In stock
Centifugal fan DDMP 10/8 M6A2 DA5 230V-1F + DRIVER
High performance centrifugal fan DDMP
In stock
Centifugal fan DDMP 10/8 M6A4 DA8 230V-1F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 12/12 M6A4 DA8 230V-1F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 12/12 M6M0 DG7 400V-3F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 12/9 M6A4 DA8 230V-1F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 15/11 M6M1 DG7 400V-3F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 15/11 M6M1 DG7 400V-3F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 18/13 M6M3 DG7 400V-3F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 18/18 M6M4 DG7 400V-3F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 7/7 M6A0 + DRIVER
Experience superior ventilation with the DDMP 7/7 M6A0 DA5 centrifugal fan. This high-performance fan, operating at 230V-1F, comes complete with a driver for optimal functionality.
- Centrifugal fan
- High performance
- With Driver
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Centifugal fan DDMP 7/7 T M6A3 DA5 230V-1F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 7/9 M6A1 DA5 230V-1F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 8/7 T M6A0 DA5 230V-1F + DRIVER + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 8/9 T M6A1 DA5 230V-1F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 9/7 M6A0 DA5 230V-1F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 9/9 M6A1 DA5 230V-1F + DRIVER
High performance centrifugal fan DDMP
In stock
Centifugal fan DDMP 9/9 M6A4 DA8 230V-1F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP 9/9 M6A4 DG0 400V-3F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP DDMP 10/10 M6A4 DG0 400V-3F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP DDMP 10/8 M6A4 DG0 400V-3F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP DDMP 12/12 M6A4 DG0 400V-3F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP DDMP 12/9 M6A4 DG0 400V-3F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan DDMP DDMP 12/9 M6L9 DG7 400V-3F + DRIVER
High performance centrifugal fan DDMP
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Centifugal fan RDP 280 EC motor 1,1 kW 1~230 V
RDP E0-0280 1.1kW 230V-1F M6A8 EC motor
High performance centrifugal fan RDP
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Centifugal fan RDP 280 EC motor 1,9 kW 1~230 V
RDP E0-0280 1.9 kW 230V-1F M6A8 EC motor
High performance centrifugal fan RDP
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Centifugal fan RDP 280 EC motor 2,6 kW 3~400 V
RDP E0-0280 2.6 kW 400V-3F M6C3 EC motor
High performance centrifugal fan RDP
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Centifugal fan RDP 315 EC motor 1 kW 1~230 V
RDP E0-0315 1kW 230V-1F M6A8 EC motor
High performance centrifugal fan RDP
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Centifugal fan RDP 315 EC motor 2,3 kW 1~230 V
RDP E0-0315 2,3 kW 230V-1F M6A5 EC motor
High performance centrifugal fan RDP
In stock
Centifugal fan RDP 315 EC motor 2,6 kW 3~400 V
RDP E0-0315 2.6 kW 400V-3F M6A5 EC motor
High performance centrifugal fan RDP
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Centifugal fan RDP 355 EC motor 1,1 kW 1~230 V
RDP E0-0355 1,1 kW 230V-1F M6A5 EC motor
High performance centrifugal fan RDP
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Centifugal fan RDP 355 EC motor 2,3 kW 1~230 V
RDP E0-0355 2,3 kW 230V-1F M6A6 EC motor
High performance centrifugal fan RDP
In stock
Centifugal fan RDP 355 EC motor 2,6 kW 3~400 V
RDP E0-0355 2.6 kW 400V-3F M6C2 EC motor
High performance centrifugal fan RDP
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Centifugal fan RDP 355 EC motor 5,2 kW 3~400 V
RDP E0-0355 5,2 kW 400V-3F M6L3 EC motor
High performance centrifugal fan RDP
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Centifugal fan RDP 400 EC motor 2,1 kW 1~230V
RDP E0-0400 2,1 kW 230V-1F M6A6 EC motor
High performance centrifugal fan RDP
In stock
Centifugal fan RDP 400 EC motor 2,3 kW 3~400 V
RDP E0-0400 2,3 kW 400V-3F M6C4 EC motor
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Centifugal fan RDP 400 EC motor 5,9 kW 3~400 V
RDP E0-0400 5.9 kW 400V-3F M6L4 EC motor
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Centifugal fan RDP 450 EC motor 5,6 kW 3~400 V
RDP E0-0450 5,6 kW 400V-3F M6L5 EC motor
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Centifugal fan RDP 500 EC motor 5,7 kW 3~400 V
RDP E0-0500 5,6 kW 400V-3F M6L6 EC motor
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Centifugal fan RDP 560 EC motor 4,7 kW 3~400 V
RDP E0-0560 4,7 kW 400V-3F M6L7 EC motor
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Centifugal fan RDP 630 EC motor 3,8 kW 3~400 V
RDP E0-0630 3,8 kW 400V-3F M6L8 EC motor
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