RFHD Centrifugal Roof FanCentrifugal Roof Fan

Centrifugal roof fans, with horizontal air outlet and aluminum hood. ATEX 2G certification with flameproof ExII2G Ex db motor to work in explosive gas.

Fan:
• Support base in galvanised steel sheet, with brass suction mouth according to EN 14986 standard.
• Backward curved impeller made of galvanised sheet steel.
• Bird protection grid.
• Aluminum rain cover.
• Maximum temperature of air to be carried: -25 ºC +80 ºC.
• Standard marking with flameproof motor (Ex db): II 2G Ex h IIB T4 Gb.

Motor:
• Class F motors with ball bearings and ATEX certification flameproof Ex db.
• Three-phase 230/400 V 50 Hz (up to 4 kW) and 400/690 V 50 Hz (powers greater than 4 kW).
• Working temperature: -20 ºC +40 ºC.

Finish:
• Galvanised steel sheet and aluminum.

On request:
• Motors with built-in PTC.
• Special windings for different voltages and frequencies.
• ATEX construction for different categories.
• Ex db flameproof single-phase motors.