Low noise in-line duct extractors with different stages of filtration
Characteristics: • Acoustic casing covered with sound absorbing material. • Standardised inlet and outlet flanges allowing for easy installation in ducts. • G4 + F6, F6 + F8 and F7 + F9 filters according to model. • Easy access inspection and cleaning hatch.
Construction: • Galvanised steel sheet casing. • Backward curved impellers, except for models 125 and 150 which have multi-bladed impellers. Supplied with four support feet for easy mounting. • Access doors to facilitate maintenance and cleaning.
Motor: • External rotor motors with built-in thermal protector, class F, with ball bearings, IP54 protection. • Single-phase 220 V60 Hz adjustable. • Maximum temperature of air to be carried: +50 ºC.
Finish: • Anti-corrosive finish in polyester resin, polymerised at 190 ºC, after degreasing with phosphate-free nanotechnology treatment.