Purpose of the fan of BP 80-75DU
Fans are necessary for removal of the gases arising at the fire and simultaneous heat removal out of limits of the served room or building for the purpose of work on rescue of people and the equipment. It is used in systems of exhaust ventilation of production, residential and other buildings, except categories A and B on NPB105-95 GPS of the Ministry of Internal Affairs of the Russian Federation.
Fans can be placed practically in any place of the building or near it. Connection of air ducts to such fan is possible both on an entrance and at the exit. Pressure to 2000 Pas allows to take away burning products on rather long distances.
Fans are manufactured of stainless steel (execution 1) and carbonaceous steel with a heatresistant covering (execution 2).
Are intended for removal of the air-flue mixes with temperature up to 600 ° C which are formed at the fire within 90 minutes and air-flue mixes with temperature to 400o within 120 minutes.
Service conditions:
Fans are operated in the conditions of the placement moderated (At) climate of the second category in accordance with GOST 15150. On condition of protection of the engine from influence of an atmospheric precipitation and direct sunlight it is allowed to operate in conditions "At" the first category of placement.
At ambient temperature from minus 40 ° C to 40o With, with relative humidity to 80% at a temperature plus 20o Page.