Publikuar
This document contains specific requirements for gaseous fire-extinguishing systems, with respect to the HFC 227ea extinguishant. It includes details of physical properties, specifications, usage and safety aspects.
This document is applicable to systems operating at nominal pressures of 25 bar, 42 bar and 50 bar with nitrogen propellant. This does not preclude the use of other systems.
WITHDRAWN
ISO 14520-9:2016
PUBLISHED
ISO 14520-9:2019
90.93
Standard confirmed
10 mar 2025
Sisteme për shuarjen e zjarrit me agjentë të gaztë - Vetitë fizike dhe projektimi i sistemit - Pjesa 9: Agjenti shuarës HFC 227ea
60.60 Standard published