HCH/ATEX wall-mounted helical extractors

Helical extractors. With ATEX certificate and Ex e, Ex d, Ex tc or Ex tb motors.

Fan :
• Sheet steel suction ring with aluminum strip on the propeller area according to standard EN-1486
• Cast aluminum propeller.
• Engine-propeller air direction.

Motor :
• Class F motors with ball bearings. ATEX certificate increased safety Ex e, explosion-proof Ex d, dust Ex tb or Ex tc.
• Multi-voltage motor, special execution valid for: 220 / 380V 60 Hz, 254/440 V 60 Hz, 265 / 460V 60 Hz, 277/480 V 60 Hz.
• Operating temperature: -20 ºC +40 ºC.

Finishing :
• Anticorrosive with ATEX paint, book of ferric compounds. Anticorrosive in polyester resin polymerized at 190 ºC, prior degreasing with nanotechnological treatment without phosphates.

On demand :
• Motors with integrated PTC.
• Special windings for different voltages and frequencies.
• ATEX construction for different categories.
• Extractors with 2-speed motor.
• Single-phase explosion-proof motors Ex d.