ISO/DIS 14520-9 (2005)被替代
Gaseous Fire-extinguishing Systems - Physical Properties And System Design - Part 9: Hfc 227ea Extinguishant
出版：International Organization for Standardization
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基本信息
标准编号： ISO/DIS 14520-9 (2005)
标准类别：Draft
出版单位：International Organization for Standardization
标准页数：0
标准简介
Gives specific requirements for gaseous fire-extinguishing systems, with respect to the HFC 227ea extinguishant. 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 superpressurized with nitrogen.
替代本标准的新标准
