BPS Explosion-proof Exhaust Fan/ anti-explosion exhausting fan

BPS 51 Explosion-proof Exhaust Fans are used in the dangerous places : Area1 and Area2,where there are explosive air mixture at or below the level II kind B Stage,T4 Group.In the line of Voltage 220V or 380V,50Hz,they are used for ventilation and cooling purpose.

The exhaust fans can be well operated in the following condition:

The place is at an altitude of less than 2000m.

The ambient temperature is:-20 deg C to 40 deg C

When 25 deg C,the ambient humidity is no more than 95%..