Dry powder fire extinguishing system is mainly used to put out flammable gas, flammable liquid and electrical equipment fires, and its application characteristics are as follows.
Fixed dry powder fire extinguishing system is divided into two types of fully submerged fire extinguishing system and local application fire extinguishing system. Fully submerged fire extinguishing system is mainly used in the basement, ship’s hold, paint warehouse, transformer room, oil warehouse and car storage and other confined or confinable buildings; local application system is mainly used in the building space is very large, not easy to form the whole building catastrophe, and only individual equipment prone to fire, or some open-air devices prone to fire places. These places can’t and don’t need to set up full flooding fire extinguishing system, can set up local application type automatic fire extinguishing system for a part that is easy to fire.