Radial EC duct fan, silenced, for direct mounting in a rectangular duct system, fan unit can be swiveled out. Casing made of zinc-plated steel sheet with standardized channel flange profiles on both sides, space-saving design, sound-absorbing inner lining with 50mm thick mineral fiberboards deposited. Service-friendly with swivel motor-impeller unit. High-power radial impeller with backward curved blades made of plastic. Vibration-free operation thanks to dynamic balancing. Aerodynamic optimized, inflow via nozzle. Drive by energy-saving, controllable EC external rotor motor in protection class IP54 with the highest degree of efficiency. Maintenance and radio interference-free, ball-bearing. Integrated electronic temperature monitoring for EC motor and electronics. Continuous speed control with potentiometer or continuous speed regulation with universal control system EUR-EC. Connection to lead cables via standard terminal box (IP54).
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