Roof centrifugal exhauster fans
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DESCRIPTION
General features0
The roof extractor fans of the ATR series are designed for roof mounting and are suitable for foul air extraction from large industrial environments, like warehouses, workshops, parking areas, locker rooms etc., and anywhere is required high air volumes at significant pressures.
- Steel body with epoxy resin coating.
- Backward-curved impeller in galvanized steel, statically and dynamically balanced.
- Protection dome made of high density structure plastic material and particularly resistant against the atmospheric agents corrosion action.
- Self-ventilated motor, Class F – IP55, with “LONG LIFE” ball bearings, mounted outside the air flow.
- For continuous operation in environments with max temperature 60°C.
- Eye bolts for lifting up, supplied from the ATR 500 model onwards.
- 2 speed motor models can be controlled by means of the three-phase switch, not supplied as an accessory, but easy to find on sale.
ACCESSORIES:
- Phase slicing speed regulator for monophase motors.
- Counter-basement.
- Backdraught gravity shutter.
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