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About This Item

 

Full Description

ISO 14520-9:2019 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.

 

Document History

  1. ISO 14520-9:2019

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

    • Most Recent
  2. ISO 14520-9:2016


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

    • Historical Version
  3. ISO 14520-9:2006


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

    • Historical Version
  4. ISO 14520-9:2000


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

    • Historical Version