Channel radial fan, sound-insulated for direct mounting in 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 due to dynamic balancing according to quality level G 6.3 DIN ISO 1940 T.1. Drive: Maintenance-free single-phase alternating current external rotor motor, closed design, thermal contacts led out on clamping board, speed can be controlled by means of 5-step transformer or electronically (continuously variable), winding with moisture protection impregnation, sealed, low-noise ball bearings with long-term lubrication. Mains connection at pre-mounted terminal box (IP54).
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