Roof Mounted Smoke Extractor Fans
RFV
![RFV](https://d7rh5s3nxmpy4.cloudfront.net/CMP2671/3/PR1772BI2443_1000000462_RFV_SZ4.png)
400 ºC/2h centrifugal roof fans with vertical air outlet, aluminum hood
![](https://d7rh5s3nxmpy4.cloudfront.net/CMP2671/2/picto_sod_according_erp.png)
![](https://d7rh5s3nxmpy4.cloudfront.net/CMP2671/2/picto_sod_f400.png)
![](https://d7rh5s3nxmpy4.cloudfront.net/CMP2671/2/picto_sod_f400_outdoors.png)
Fan:
• Support base in galvanised steel sheet.
• Backward curved impeller made of galvanised sheet steel.
• Bird protection grid.
• Aluminum rain cover.
• Approved in accordance with standard EN 12101-3.
• Maximum temperature of air to be carried: -25 ºC +120 ºC.
Motor:
• Motors with IE3 efficiency for powers equal to or greater than 0.75 kW, except single-phase, 2-speed and 8-pole.
• Class F motors with ball bearings and IP55 protection.
• Single-phase 230 V 50 Hz and three-phase 230/400 V 50 Hz.
• Working temperature: -25 ºC +50 ºC.
Finish:
• Galvanised steel sheet and aluminum.
On request:
• Special windings for different voltages.
• ATEX certified Category 3.
• Support base in galvanised steel sheet.
• Backward curved impeller made of galvanised sheet steel.
• Bird protection grid.
• Aluminum rain cover.
• Approved in accordance with standard EN 12101-3.
• Maximum temperature of air to be carried: -25 ºC +120 ºC.
Motor:
• Motors with IE3 efficiency for powers equal to or greater than 0.75 kW, except single-phase, 2-speed and 8-pole.
• Class F motors with ball bearings and IP55 protection.
• Single-phase 230 V 50 Hz and three-phase 230/400 V 50 Hz.
• Working temperature: -25 ºC +50 ºC.
Finish:
• Galvanised steel sheet and aluminum.
On request:
• Special windings for different voltages.
• ATEX certified Category 3.