Range of direct driven backward curved centrifugal cabinet fans designed for smoke extraction in fire conditions.The casings are manufactured from a robust galvanised frame work combined with panels lined with 25 mm thickness of fireproof fibreglass acoustic insulation
Motors
nAll the motors are IP55 Class H insulation.
nElectrical supply.
nThree phase 230/400V-50Hz (1 speed).
nThree phase 400-50Hz (2 speeds).
