Single inlet medium pressure centrifugal fans with cast aluminum casing and impeller
Fan: • Cast aluminium casing. • Cast aluminium impeller. • Models 324, 325 and 426 impeller in polyamide, model 531-2T-3 impeller in sheet steel. • Maximum temperature of air to be carried: -25 ºC +120 ºC, maximum +70 ºC models with polyamide 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 F motors with ball bearings and IP55 protection except single-phase models with IP54 protection. • Single-phase 230 V 50 Hz and three-phase 230/400 V 50 Hz. • Working temperature: -25 ºC +50 ºC.
Finish: • Anti-corrosive finish in polyester resin, polymerised at 190 ºC, after degreasing with phosphate-free nanotechnology treatment.
On request: • Special windings for different voltages. • Cast aluminium impellers for models 324, 325 and 426. • Fan prepared to transport air up to +250 ºC. • Category 2 ATEX certification (see CMA/ATEX series).