BH GSO ISO 14520-9:2023
ISO 14520-9:2019
Bahraini Standard
Current Edition
·
Approved on
10 December 2023
Gaseous Fire-extinguishing Systems — Physical Properties and System Design — Part 9: HFC 227ea Extinguishant
BH GSO ISO 14520-9:2023 Files
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Current Edition
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BH GSO ISO 14520-9:2023 Scope
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.
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