This document contains specific requirements for gaseous fire-extinguishing systems, with respect to the HFC 23 extinguishant. It includes details of physical properties, specifications, usage and safety aspects. It is applicable to systems operating at a nominal pressure of 41 bar without nitrogen superpressurization and 70 bar superpressurized with nitrogen.
Status: PublishedPublication date: 2019-07
Edition: 4Number of pages: 10
Technical Committee: ISO/TC 21/SC 8 Gaseous media and firefighting systems using gas
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