FIELD: fire extinguishing. SUBSTANCE: device has pump provided with outlet and inlet pipes, hydrocyclone provided with inlet pipe, exhaust pipe, output channel disposed in the bottom of casing of the device and accumulating pressure 9 tight chamber disposed under members mentioned above. Output channel of hydrocyclone is made in form of output hole in the lower part of its wall. Axis of the hole is shifted relatively axis of conic part of the hydrocyclone for 0.35-0.5 diameter of output hole. Output end of exhaust pipe is attached to inlet pipe of the pump. EFFECT: simplified design; improve efficiency of separating of solid spots from fire extinguishing liquid. 1 dwg
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