VDW 355/4 – Helios – Mixed Flow Roof Fan – Vertical Discharge – 1PH 230V

VDW 355/4 – Helios – Mixed Flow Roof Fan – Vertical Discharge – 1PH 230V

Centrifugal roof fan with vertical discharge, with efficiency optimized aluminium casing and new developed high performance centrifugal impeller

Casing from seawater-resistant aluminium with integrated protection guard. Motor support and base plate with inlet cone from galvanised steel. Base plate with threaded bolts for connection of intake air accessories (hole pattern to DIN 24155, page 3). Bird guard according to DIN EN ISO 13857 on the outlet as standard.

High efficiency backward curved centrifugal impeller made from polymers. Dynamically balanced to DIN ISO 1940-1.

Speed controllable, totally enclosed, single phase external rotor motor, protection to IP 44. Ball bearing mounted with impregnated windings. Maintenance free and radio suppressed.

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