This part of ISO 14520 contains specific requirements for gaseous fire-extinguishing systems, with respect to the HFC 23 extinguishant. It includes details of physical properties, specification, usage and safety aspects. 2 This part of ISO 14520 covers systems operating at a nominal pressure of 41 bar without nitrogen superpressurization. This does not preclude the use of other systems
SANS 14520-10:2000 history
2008SANS 14520-10:2008 Gaseous fire-extinguishing systems - Physical properties and system design Part 10: HFC 23 extinguishant
2000SANS 14520-10:2000 Gaseous fire-extinguishing systems - Physical properties and system design Part 10: HFC 23 extinguishant