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)

Standard No.

EN 15004-4:2020

Release Date

2020

Published By

European Committee for Standardization (CEN)

Status

Withdraw 2021-04

Latest

EN 15004-4:2020

Replace By

prEN 15004-4 rev

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.

EN 15004-4:2020 history

• 2020 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)
• 2008 EN 15004-4:2008 Fixed firefighting systems - Gas extinguishing systems - Part 4: Physical properties and system design of gas extinguishing systems for HFC 125 extinguishant