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EN 15004-4:2020

Fixed firefighting systems - Gas extinguishing systems - Part 4: Physical properties and system design of gas extinguishing systems for HFC 125 extinguishant (ISO 14520-8:2019, modified) EN 15004-4:2020

Publication date:   May 19, 2021

General information

60.60 Standard published   Oct 7, 2020

CEN

CEN/TC 191 Fixed firefighting systems

European Norm

13.220.20   Fire protection

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Scope

This document contains specific requirements for gaseous fire-extinguishing systems, with respect to the HFC 125 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 and 42 bar, superpressurized with nitrogen. This does not preclude the use of other systems.

Life cycle

PREVIOUSLY

WITHDRAWN
EN 15004-4:2008

NOW

PUBLISHED
EN 15004-4:2020
60.60 Standard published
Oct 7, 2020

Relations

Adopted from ISO 14520-8:2019 IDENTICAL