Roof fan with EC technology. Aerodynamic casing made of high-quality polypropylene in gray, diagonally blowing. Operating range from -30 to +80°C. Integrated guide vanes for optimum efficiency. For horizontal mounting. Diagonal impeller made of aluminum, motor-impeller unit dynamically balanced. Electronically commutation DC external rotor motor with ball bearing for continuous operation. High efficiency even in control mode. Maintenance and radio free Infinitely variable speed control with the speed potentiometer P.10 (accessory). In conjunction with the universal control system EUR EC (accessories), the fan can be used to control differential pressure, differential temperature or flow speed.
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