Roof Mounted Axial Extractor Fans



Dynamic discharge systems with motorised opening function equipped with roof-mount extract fan

Dynamic discharge systems with roof-mounted extract fans and motorised opening function. Suitable for installation in industrial or commercial buildings. Can be used for ambient ventilation in the buildings in which it is installed.

• An extremely robust structure that is able to withstand severe weather changes.
• Equipment structure made of anti-corrosive galvanised sheet steel.
• Designed to ensure watertightness.
• 100 mm thick thermal insulation for the hatch and 60 mm for the sides.
• Adapter socket (or skirting) for correct and easy installation on the roof.
• Maintenance switches for actuator and fan disconnection with auxiliary contacts.
• Tubular casing in sheet steel with polyester resin anti-corrosive treatment.
• Cast aluminium impellers.
• Models 125 with 6 or 9 blade cast aluminum impellers, with adjustable angle of inclination.

Opening system:
• Motorised opening arm, with encapsulated IP65 mechanism.
• Supply voltage at 230 V AC 50/60 Hz.
• System reinforced and guaranteed with more than 11,000 cycles.
• Snow load SL 1000.
• Automatic opening by external signal from the control system (fire panel, smoke detector ...). Control systems not included in the equipment.
• Limit switches in both positions (open and closed).

• Motors with IE3 efficiency for powers equal to or greater than 0.75 kW, except single-phase, 2-speed and 8-pole.
• Class F motors with ball bearings, IP55 protection.
• Three-phase 230/400 V 50 Hz (up to 4 kW) and 400/690 V 50 Hz (powers greater than 4 kW).
• Working temperature: -25 ºC +50 ºC.

• Galvanised steel sheet.

On request:
• Polyester resin anti-corrosive paint finish.
• Motorised opening arms with supply voltage of 24 V DC.
• Protection grille against contact according to UNE-EN ISO 12499 for inlet and/or outlet.
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