EC52 CONE FAN

- VENTILATION SYSTEMS -

Fan housing, cone and venturi made of strong galvanised sheet-steel.
Central hub and v-belt pulley are made from die-cast aluminium.
Optional belt-tensioner available for increased v-belt lifetime andreduced maintenance.
3-blade propeller is statically and dynamically balanced.
Shutter is opened by rotating weights placed over centrifugal systemarms.
A powerful couple of springs keep the shutters firmly closed whenthe fan is not operating.