
Fixed Firefighting Systems - Gas Extinguishing Systems - Part 3: Physical Properties And System Design Of Gas Extinguishing Systems For Hcfc Blend A Extinguishant
出版:Nederlands Normalisatie Instituut

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Provides specific requirements for gaseous fire-extinguishing systems, with respect to the HCFC Blend A extinguishant. It also includes details of physical properties, specification, usage and safety aspects and is applicable to systems operating at nominal pressures of 25 bar and 42 bar with nitrogen propellant.
Supersedes NEN ISO 14520-6. (06/2008)