EC axial high performance fan Square mounting plate made of galvanized steel plate with additional two-layered painting in papyrus white. Grille made from powder-coated steel, according to DIN EI ISO 13857. Wheel with high performance characteristics with profiled plastic blades, aerodynamically optimized for application, dynamically balanced. Energy-saving, controllable EC external rotor motor in protection class IP 44 with the highest degree of efficiency. Maintenance and radio interference-free, excellent electromagnetic compatibility (EMC), with ball bearings. Integrated electronic temperature monitoring for EC motor and electronics. Continuously variable control using the rotary speed potentiometer. The control by three-stage switch or infinitely variable via universal control system or electronic differential pressure/temperature controller is possible
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