Supply Air Roof Unit
- Robust, corrosion-resistant construction with high performance axial flow impellers.
- Large choice of speeds available.
- The MV units have durable powder-coated steel blades.
- AD/E units have GRP blades as standard with an option of aluminium, nylon or anti-static.
- Can be mounted at angles up to 30°.
- Some 3-phase motors are 2-speed star/delta design as standard.
- Speed-controllable using electronic or auto-transformer controllers.
Got a question about this product?
Email us or call us on +603 7846 0340 (Malaysia) or +91 33-24988126 (India)
Find your local distributorClick here to search now
The Alpha Series of supply air roof units have been designed for use in free intake or ducted installations. These robust but lightweight units are fitted with bird mesh as standard to prevent debris and birds entering the building and interrupting motor operation. There are 10 models in the series extending from 200 to 630mm diameter.
Features and Benefits
Auto-reset protection is supplied on all MV units and manual-reset on the AD/E units.
Units are fitted with bird mesh as standard to eliminate the risk of debris and birds entering the building.
Mushroom cowls limit water ingress in a range of weather conditions.
All units to BS848:Part 1 1980 (airside performance) and BS848:Part 2 1985 (sound performance).
Units are speed controllable using electronic or auto-transformer controllers.
The Alpha Series have cowls manufactured of UV-stabilised plastic. Steel components have a corrosion resistant finish. Shutters cannot be fitted with these units.
The impellers run in pressed steel plates ensuring a certifiable performance. MV units have powder-coated galvanised steel impellers. AD/E have GRP blades as standard with an option of aluminium, nylon or anti-static material where required.
The MV units have an external rotor, squirrel cage induction motor. The AD/E units have a squirrel cage induction motor. They require an electricity supply of 230V, single and 415V, three phase, 50Hz. All motors feature sealed for life ball bearings.
Interested? Make an Enquiry
Customers Also Viewed
EC Sensors – Temperature Sensors
CTRL-M Speed Controller with On/Off Switch
EC Sensors – Controller with Infrared Sensor