Features

EC-axial high performance fan Cylindrical casing from galvanised sheet steel, with flanges on both ends. Dimensions and flange holes to DIN 24155, Pt.2. Standard terminal box (IP 55) fitted externally on the casing. Highly efficient, profiled blade impeller from polymers, aerodynamically optimised to the application, dynamically balanced. Suitable for -30 °C to +60 °C. Energy saving, speed controllable EC-external rotor motor with highest efficiency, protection to IP 54. With ball bearings, maintenance-free and radio-suppressed, excellent electromagnetic compatibility (EMC). Integrated electronic temperature monitoring for EC-motor and electronics. Stepless controllable by speed potentiometer. Control by three step controller, stepless by universal control system or by electronic differential pressure-/temperature controller possible.