ISO 14520-9:2006
Gaseous fire-extinguishing systems - Physical properties and system design - Part 9: HFC 227ea extinguishant

Standard No.

ISO 14520-9:2006

Release Date

2006

Published By

International Organization for Standardization (ISO)

Status

Be replaced

Replace By

ISO 14520-9:2016

Latest

ISO 14520-9:2019

Scope

This part of ISO 14520 gives specific requirements for gaseous fire-extinguishing systems, with respect to the HFC 227ea extinguishant. It 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. This does not preclude the use of other systems.

ISO 14520-9:2006 history

• 2019 ISO 14520-9:2019 Gaseous fire-extinguishing systems — Physical properties and system design — Part 9: HFC 227ea extinguishant
• 2016 ISO 14520-9:2016 Gaseous fire-extinguishing systems - Physical properties and system design - Part 9: HFC 227ea extinguishant
• 2006 ISO 14520-9:2006 Gaseous fire-extinguishing systems - Physical properties and system design - Part 9: HFC 227ea extinguishant
• 2000 ISO 14520-9:2000 Gaseous fire-extinguishing systems - Physical properties and system design - Part 9: HFC 227ea extinguishant