CENTRIFUGAL ROOF EXHAUST FANS
The impeller is joined to the protrusion of the shaft of the enclosed electric motor with external ventilation, IP 55 Class F protection
Each appliances comprises: base, brackers, motor flange, protection net, motor protection cover, air conveyor and centrigual impeller with glavanized reverse paddles
They can be coupled to a single phase motor with permanently inserted condensor, single speed three phase motor 230V 50Hz, two speed three phase motor 230/400V 50HZ, three phase 400 V 50Hz
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