HQD 250/4 – Helios – Low Pressure Axial Plate Fan
Square plate high efficiency axial fan with inlet cone, directly driven.
Square mounting plate with drawn bell mouth inlet and duct in galvanised sheet-steel and finished with two coats of paint.
Highly efficient, profiled impeller with 7 blades, dynamically balanced (Class G 6.3 to VDI 2060) and manufactured from impact resistant polymers. Suitable for -30°C to +60°C.
Totally enclosed 3-phase squirrel cage motor with built-in thermal contacts, maintenance-free, speed controllable by voltage reduction, with low-noise sealed for life ball bearings.