Повучен
Specifies the performance and testing requirements for quick-opening devices used with dry pipe valves in fire protection systems to hasten the operation of the valves when one or more sprinklers operate. The quick-opening devices include accelerators and exhausters for use with specific dry pipe valves.
ПОВУЧЕН
ISO 6182-4:1993
95.99
Повучен
26. 2. 2019.