Rooftop fan CRF serieslow-noiseIP54centrifugal
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Characteristics
- Type
- rooftop, low-noise, IP54
- Configuration
- centrifugal
- Function
- extraction, anti-corrosion
- Supply voltage
- 230VAC, 400 VAC
- Drive mechanism
- with asynchronous motor
- Material
- galvanised steel
- Other characteristics
- backward curved
- Air flow
Max.: 7,600 m³/h
(268,391.467 ft³/h)Min.: 650 m³/h
(22,954.533 ft³/h)- Rotational speed
Max.: 1,450 rpm
(9,111 rad.min-1)Min.: 920 rpm
(5,781 rad.min-1)- Noise level
Max.: 62 dB
Min.: 28 dB
Description
Centrifugal roof fans with low noise level
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.
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.