FIELD: fire-fighting equipment. SUBSTANCE: automatic gas fire-extinguishing plant has fire detector, control unit, vessel with fire-extinguishing substance, electrically controlled valve, distributing system and discharge nozzle. Vessel with fire-extinguishing substance is connected viz electrically controlled valve with distributing system and discharge system and discharge nozzle. Control unit is connected with fire detector and electrically controlled valve. Introduced into plant is heat exchanger of regenerative type. Weight of heat-exchange substance is selected from the relation offered in the invention description. Regenerative heat exchanger is installed between electrically controlled valve and discharge nozzle made in the form of ejector. EFFECT: higher efficiency. 1 dwg
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