In-Line duct fans SWF Range of direct drive centrifugal fans, manufactured from high grade pressed galvanized steel protected against corrosion by polyester paint finish. All the fans are provided with a removable top for easy access to motor for cleaning or inspection, a large grille opening, a back-draft damper, a pre-wired terminal box and a backward curved centrifugal impeller. All the motors are single-phase 230V-50Hz, IP44, Class B (models 100,100X and 150) or Class F (models 150X and 200), with ball bearings greased for life, and safety thermal overload protection of manual reset type of 130ºC. The SWF series is ideally suited for a wide range of residential, commercial and industrial exhaust ventilation applications.
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Backward curved centrifugal impellers
To prevent accumulation of dirtiness. Dynamically balanced according to ISO 1940 standard. -
Outdoor location
Outdoors installed Specially designed to be installed outdoors. -
Removable cover
Easy access for cleaning or to check the impeller and motor. -
Back draft shutter
To prevent air entry and limit heat leakage when the extractor is not operating.
It opens due to the ressure of the air. -
Discharge protection
Bird proof guard.
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