CRF
Centrifugal roof fans with low noise and external rotor motor.
Fakta
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.