Information
Optional suction radial fan with belt or clutch driven motor. Made of steel sheet protected with cataphoretic primer and polyurethane varnish. Designed for continuous operation, air temperature from -20 °C to +40 °C (up to +60 °C if C3 bearings are used).
Mounting assemblies:
- PROVISION 6: Impeller mounted by shaft in bearings on both sides of the spiral casing.
- PROVISION 17: For clutch, same as version 6 but with motor base.
- CONVENTION 18: Same as version 6, but fan and motor on common frame.
- PROVISION 19: Same as version 6, but with motor supported by cabinet design.
Motors:
2, 4 or 6 pole, IE 3* high efficiency, three phase design 230/400 V, 50 Hz up to motor size 132. For motor sizes above 132 400/690 V, 50 Hz. Protection IP55, insulation class F.
* From 0.75 kW the motor can be IE 2 and controlled by a frequency converter.
On request:
Optionally available on request in explosion-proof design according to ATEX directive for three-phase motors and for ambient atmospheric conditions as defined by EN 14986. Temperature range -20 °C to +60 °C, absolute pressure 0.8 to 1.1 bar.
- Gas:
3G IIB T2-T3, ExnA motor (only for zone 3G)
3G IIB+H2 T2-T3, ExnA motor (only for zone 3G)