Centrifugal roof fans with low noise and external rotor motor.
Fan: • Galvanised steel sheet construction. • Backward curved impeller made of aluminium sheet metal except for models 225 and 250, which are made of galvanised sheet steel. • Bird protection grid. • Folding body for ease of inspection and maintenance.
Motor: • Class F motors. External rotor and IP54 protection. • Single-phase 230 V 50/60 Hz, except models 450 and 500, 230 V 50 Hz. • Three-phase 400 V 50/60 Hz, except models 450 and 500, 400 V 50 Hz. • Working temperature: -25 ºC +50 ºC.
Finish: • Galvanised steel sheet.
On request: • The variable speed drive (VSD) is supplied on request.