Large diameter tubular axial fans with external motors
Tubular axial fans equipped with 6 or 9 blade aluminum propellers with various angles of inclination.
Fan: • Airflow direction from motor to impeller. • Impellers made of cast aluminium with 6 or 9 blades with adjustable angle of inclination. • Tubular casing in sheet steel. • Standard version in long casing, equipped with inspection hatch.
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. • Three-phase 230/400 V 50 Hz (up to 4 kW) and 400/690 V 50 Hz (powers greater than 4 kW). • Working temperature: -25 ºC +120 ºC.
Finish: • Anti-corrosive finish in polyester resin, polymerised at 190 ºC, after degreasing with phosphate-free nanotechnology treatment.
On request: • Airflow direction from impeller to motor. • 100% reversible impellers. • Special windings for different voltages. • ATEX certified Category 2. • 2 speed motors. • The support feet are supplied as an accessory.
