Ventilation Solutions


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E.C. Technology and Efficient Fans
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Accessories

E.C. Technology Roof-Mounted Extractor Fans


CRF/EW
Roof-mounted centrifugal extractor fans with low noise level, fitted with external E.C. Technology rotor motor

Roof-mounted centrifugal extractor fans with low noise level and external rotor motor. fitted with a E.C. Technology motor and a built-in speed regulating power meter.

Fan:
- Made of galvanised sheet steel.
- Impeller with reaction blades made of plastic material.
- Bird control grille.
- Folding body for ease of inspection and maintenance.

Motor:
- New high efficiency EC external rotor motors regulated by 0-10V signal. IP54 protection.
- Single-phase 230V-50/60Hz and three-phase 400V-50/60Hz.
- Maximum temperature of air to be carried: -25ºC +50ºC.

Finish:
- Anti-corrosive galvanised sheet steel.