This standard specifies the performance requirements, test methods and inspection rules for dry powder tanks, bottle head valves, selector valves, gas generators, nozzles, spray guns and other components of dry powder fire extinguishing systems. This standard applies to fixed and semi-fixed dry powder fire extinguishing systems (hereinafter referred to as dry powder systems).
GB 16668-1996 history
2010GB 16668-2010 General technical specifications for powder extinguishing system and components
1996GB 16668-1996 General technical specifications for components of powder extinguishing systems