Extremely robust open blade and single inlet centrifugal fans with sheet steel casing and impeller
Fan: • Sheet steel casing. • Backward curved impeller made of very robust sheet steel, specially designed for air with a lot of dust and suspended materials. • Directly coupled motor. • With inspection and cleaning hatch from size 560 and up. • All casings continuously welded.
Motor: • 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. • Three-phase 230/400 V 50 Hz (up to 4 kW) and 400/690 V 50 Hz (powers greater than 4 kW). • Maximum temperature of air to be carried: -25 ºC +90 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. • Fan prepared to transport air up to +150 ºC. • Special executions for temperatures + 300 ºC. • Stainless steel fan. • ATEX certified Category 2. • System 8 elastic coupling.
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