Single inlet medium pressure centrifugal fans with cast aluminum casing and impeller
• Cast aluminium casing.
• Cast aluminium impeller.
• Models 324, 325 and 426 impeller in polyamide, model 531-2T-3 impeller in sheet steel.
• Motors with IE3 efficiency for powers equal to or greater than 0.75kW, 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 230V 50 Hz and three-phase 230/400V 50 Hz.
• Maximum temperature of air to be carried: -20 ºC +120 ºC, maximum +70 ºC models with polyamide impeller.
• Anti-corrosive finish in polyester resin, polymerised at 190 ºC, after degreasing with phosphate-free nanotechnology treatment.
• 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).