400 ºC/2h centrifugal. single inlet extractor fans for operation outside the fire risk zone. with extreme robustness and fitted with a backward-curved impeller

Fan:
- Sheet steel casing.
- Impeller with reaction blades in robust sheet steel. coated with heat resistant paint.
- Approved in accordance with standard EN 12101-3. with certificate no.: 0370-CPR-0400

Motor:
- Class F motors with ball bearings and IP55 protection.
- Multi voltage motor. special design valid for 220/380V 60Hz. 254/440V 60Hz. 265/460V 60Hz. 277/480V 60Hz
- Maximum temperature of air to be carried: S1 continuous operation -20 ºC +250 ºC. S2 operation 300 ºC/2h and 400 ºC/2h.

Finish:
- Anticorrosive finish of polyester resin polymerised at 190 ºC. previously degreased with phosphate-free nanotechnological treatment.

On request:
- Extractor fans with 2-speed motors.
- Belt-driven extractor fans.