400 ºC/2h, belt-driven centrifugal fans to operate outside the fire risk zone fitted with a backward curved impeller fitted with electric motors and a standardised set of pulleys, belts and guards in accordance with standard ISO-13857.
Fan:
• Sheet steel casing.
• Backward curved impeller in extremely robust sheet steel, specially designed for clean or dusty air.
• Engine mounted on general bench.
• Belt driven fan.
• Fitted with inspection hatch, except models 350, 400, 450, 500 and 560.
• With inspection and cleaning hatch from size 560 and up.
• Casing continuously welded from size 800 and up.
• Approved in accordance with standard EN 12101-3, with certificate no.: 0370-CPR-6773.
Motor:
• IE3 efficiency motors.
• 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).
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.
• Stainless steel fan.