The RFC-PR fans are produced in a modification for use in an ordinary environment or for use in an environment with the explosion danger Ex Zone 2 (SNV1) and Zone 1 (SNV2) both inside and outside the fan, in accordance with standards EN 60079-14/99. The RFC-PR fans are manufactured in the sizes of 250, 315 and 400. The fans are not gas-proof and may be installed in any position with respect to the electric motor. As a standard, the rubber vibration insulators are delivered with the fans.
The RFC-PR fans may not be used for transporting the air which includes aggressive agents, abrasive additives and fibrous particles.
The temperature of transported air may fluctuate between -30°C and + 85°C.
Due to the characteristics of the electric motor, the ambient temperature may fluctuate between -30°C and +40°C.