Duct fan ERR series

verticalhorizontalcentrifugal

• Efficient centrifugal duct fan made of powder-coated sheet steel. • Suitable for industrial and residential installations. • Centrifugal impeller with backwards curved blades. • Quiet and powerful. • Reduced space requirement due to compact dimensions. • For direct installation between ducts, for ventilation or air extraction, depending on the installation position. • Round connection sockets on inlet and outlet side adapted to standard ducts. • Mounting foot available as accessory. Air flow direction • Airstream and rotational directions are indicated by arrows marked on the fan housing Motor • External rotor capacitor motor. • Operating capacitor in the terminal box is ready to be connected. • Speed controllable. • Thermal overload protection (temperature sensor in motor winding) as a standard feature. • The overload protection automatically switches the fan off in the event of overheating. • Robust motor with ball bearings, maintenance-free. • IP X4 degree of protection when installed in ventilation ducts with at least 1 m of duct on the inlet and outlet sides.