400 ºC/2h and 300 ºC/2h tubular axial extractor fans with long casing and external terminal boxes
Tubular axial extract fans with long casing for immersed operation in fire risk zones.
Fan: • Tubular casing in sheet steel with external terminal box (Cable box) and inspection hatch. • Variable angle impeller made of cast aluminium. • Approved in accordance with standard EN 12101-3, with certifications no.: 0370-CPR-0305 (F400) and 0370-CPR-0973 (F300). • Airflow direction from motor to impeller.
Motor: • Class H motors for S1 continuous operation and S2 emergency use. With ball bearings, IP55 protection and 1 or 2 speeds, depending on model. • Motors with IE3 efficiency for powers equal to or greater than 0.75 kW, except single-phase, 2-speed and 8-pole. • 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 -20 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.
Available versions: • THT: tubular axial fans with short casing.
On request: • Airflow direction from impeller to motor. • 100% reversible impellers.