Roof mounted axial extract fans with vertical air outlets, for immersed operation in fire risk zones, designed for smoke extraction in industrial or similar buildings.

Fan:
• Support base in galvanized steel sheet and anti-corrosive treatment.
• Adjustable cast aluminum impeller.
• Protection grid against contacts according to UNE-EN ISO 12499.
• Non-return damper in aluminum sheet to prevent the entry of water when the fan is not running.
• Approved in accordance with standard EN 12101-3, with certifications no.: 0370-CPR-3080 (F400) and 0370‐CPR‐3056 (F300).
• Airflow direction from motor to impeller.

Motor:
• Motors with IE3 efficiency for powers equal to or greater than 0.75 kW, except single-phase, 2-speed and 8-pole.
• Class H motors for S1 continuous operation and S2 emergency use. With ball bearings and IP55 protection.
• Three-phase 230/400 V 50 Hz (up to 3 kW) and 400/690 V 50 Hz (powers greater than 3 kW).
• Maximum temperature of air to be carried: S1 -25 ºC +40 ºC continuous service, also suitable for warm climates with temperatures up to 50 ºC. S2 operation, 300 ºC/2h, 400 ºC/2h.

Finish:
• Anti-corrosive finish in polyester resin, polymerised at 190 ºC, after degreasing with phosphate-free nanotechnology treatment.

On request:
• Fans with 2 speed motor.
• 2 and 8 pole fans according to diameter.