ROOF MOUNTED AXIAL FLOW FANS HCTT/4-1000-B 5,5KW (400V50HZ) VE Range of axial roof fans with horizontal air discharge configuration available in 2 version: -“B” models for air extract. -“A” models for air supply. Base manufactured from galvanized sheet steel. Cowl manufactured from spun aluminium. The impellers for models 315 to 400 are manufactured from one piece injection moulded plastic, reinforced with chemical anchored fibreglass for additional strength. Models 450 to 1000 incorporate separate plastic blades locked within a die cast aluminium hub. Available, depending upon the model, with single or three phase motors in 4, 6, 8 or 4/8 poles.
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