prSSH EN 15004-2:2025

Fixed firefighting systems - Gas extinguishing systems - Part 2: Physical properties and system design of gas extinguishing systems for FK-5-1-12 extinguishant (ISO 14520-5:2024, modified)

General information

Current stage: 40.20 Effective date: Feb 9, 2026

Next stage: 40.60 Next stage date: May 11, 2026

Originator: DPS

Owner: DPS/KT 114

Type: European Norm

ICS: 13.220.20

Scope

This document specifies requirements for gaseous fire-extinguishing systems, with respect to FK-5-1-12 extinguishant. It includes details of physical properties, specification, usage and safety aspects.
This document is applicable only to systems operating at nominal pressures of 25 bar, 34,5 bar, 42 bar, 50 bar and 70 bar1 with nitrogen propellant. This does not preclude the use of other systems.

1 1 bar = 0,1 MPa = 105 Pa; 1 MPa = 1 N/mm².

Life cycle

PREVIOUSLY

PUBLISHED
SSH EN 15004-2:2020

NOW

IN_DEVELOPMENT
prSSH EN 15004-2:2025
40.20 DIS ballot initiated: 12 weeks
Feb 9, 2026

Related project

Adopted from EN 15004-2:2025 IDENTICAL

Adopted from Withdrawn 4209-1/Amd 2 IDENTICAL

Preview

Only informative sections of projects are publicly available. To view the full content, you will need to create an account. If you are a member, please log in to your account by clicking on the "Log in" button.