Ventilation Solutions


Roof-mounted extractor fans for ATEX explosive atmospheres


CHT/ATEX
Roof-mounted centrifugal extractor fans with horizontal or vertical air outlet. ATEX Certification and possibility of Ex e. Ex d. Ex tc and Ex tb marking

CHT: Roof-mounted centrifugal extractor fans with horizontal air outlet and aluminium rain cap. ATEX Certification. with CEE ExII2G Ex e anti-explosion. CEE ExII2G Ex d. Ex tc. or Ex tb explosion-proof motor for working in explosive atmospheres containing dust or gas.

CVT: Roof-mounted centrifugal extractor fans with vertical air outlet and aluminium rain cap. ATEX Certification. with CEE ExII2G Ex e anti-explosion. CEE ExII2G Ex d. Ex tc. or Ex tb explosion-proof motor for working in explosive atmospheres containing dust or gas.

Fan:
- ATEX support base with copper intake nozzle. in accordance with standard EN-14986.
- Impeller with reaction blades.
- Bird control grille.
- Aluminium rain cap.

Motor:
- Class F motors with ball bearings and ATEX Certification. Ex e explosion-proof and Ex d. Ex tc or Ex tb non sparking certification.
- Three-phase 230/400V-50Hz (up to 4 kW) and 400/690V-50Hz (powers higher than 4 kW).
- Maximum temperature of air to be carried: -20ºC +80ºC.

Finish:
- Corrosion-proof galvanised sheet steel and aluminium.

On request:
- Motors with built-in PTC.
- Special windings for different voltages and frequencies.
- ATEX construction for different categories.
- Extractor fans with 2-speed motors.
- Single-phase. Ex d non-sparking motors.