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Beta Industrial Series - Smoke Spill Axial Fans

Beta Industrial Series - Smoke Spill Axial Fans


The Beta Industrial Series of axial roof units are designed to exhaust air from a wide range of industrial and commercial applications. They are fitted with adjustable pitch impellers enabling a wide performance range to be obtained from any one unit.

Pressed galvanised steel base, cowls/windbands are of plastic or galvanised steel.
Impeller blades can be GRP, nylon, aluminium or anti-static to suit the application.
Shutters are fitted as standard to RVLE units. Ensure that the flap hinge points down the slope of the roof.

Type - squirrel cage induction motor.
Electricity supply - 220-240V single or 415V three-phase to suit a wide range of voltages and frequencies.
Bearings - sealed-for-life, ball.
Speed-controllable using frequency inverters.
Motors are selected to suit the application and can be provided with 2-speed windings. In addition, motors to meet Ex d, Ex e, Ex n or D.I.P. Standards can be fitted.

Internal Thermal Protection
Thermistors can be provided on all motors except where Standards specifically exclude their use.

Air flow tests to BS848:Part 1, 1980.
Noise testing is based on tests to BS848:Part 2, 1985.

Special Features
Can be mounted at angles up to 30°.
Wide range of capacities and motor options.
Comprehensive noise data for intake and discharge is available on all selections by referral to our sales office.
For any applications where prevailing winds may lift the flaps of vertical discharge units, we recommend the fitting of Magloks®.
Elta Group