Helios Ventilatoren 05514 Radial extractor 4100 m³/h 400 mm

Cubic ventilation box with low-loss pipe connection nozzle on the pressure and suction side including flexible sleeves for avoiding structure-borne sound and variably adjustable casing panels for an optimum adaptation to the structural conditions. Easy positioning with the standard crane hook. Self-supporting housing frame construction made of aluminum hollow profiles. Double-walled, 20 mm thick side panels made of galvanized steel plate, sound-and heat-insulated through lining with non-combustible mineral wool. The housing panels can be replaced as desired by accessories such as weather protection grid and condensation tank. Other accessories, wall bracket and rain-proof roof for the desired mounting can be mounted inside and outside. High-power radial impeller with rear curved plastic blades on galvanized steel disc, directly driven. Vibration-free operation by dynamic balancing together with the motor according to quality class 2.5 according to DIN ISO 1940 T.1 drive by three-phase external rotor motor, two-speed by star / delta circuitry, closed, maintenance-free construction, speed by voltage reduction, Can be controlled using Helios frequency converter with all-pole sine-wave filter, integrated thermal contacts led through the terminal strip, sealed, low-noise ball bearings with long-term lubrication. Mains connection on the terminal box (IP54) integrated in the device.

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