Features

EC Centrifugal fan with sound-absorbing casing. Casing made of galvanised sheet steel with round connectors corresponds to standard ducts. Sound-absorbing perforated sheet metal inner lining, with a 50 mm thick mineral fibre board. Swing-out cover. Freely accessible fan. Retractable motor and impeller unit. Impeller: Highly efficient backward curved centrifugal impeller. For quiet running dynamically balanced Operated by an energy-saving, speed-controlled EC external rotor motor with IP44 protection and maximum efficiency. Maintenance-free and radio interference-free, ball bearing mounted. Integrated electronic temperature monitoring for EC motor and electronics. Standard with internal potentiometer for setting any fan speed between min. and max. speed. Stepless speed control with external potentiometer or stepless speed control with universal control system EUR-EC. Connection via standard terminal box (IP54) mounted on extended cable.