BS EN 15004-11. Fixed firefighting systems. Gas extinguishing systems Part 11. Physical properties and systems design of gas extinguishing systems for Halocarbon Blend 55 extinguishant (ISO 14520-17:2022, modified)
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Standard number:
23/30456994 DC
Pages:
16
Released:
2023-04-20
Status:
Draft for Comment
DESCRIPTION
23/30456994 DC
This standard 23/30456994 DC BS EN 15004-11. Fixed firefighting systems. Gas extinguishing systems is classified in these ICS categories:
13.220.20 Fire protection
This document provides specific requirements for gaseous fire-extinguishing systems with respect to the Halocarbon Blend 55 extinguishant. It includes details of physical properties, specification, usage and safety aspects. It also covers systems operating at nominal pressures of 25 bar, 35 bar, and 42 bar and 50 bar, superpressurized with nitrogen. This document does not preclude the use of other systems. NOTE 1 bar = 0,1 MPa = 105 Pa; 1 MPa = 1 N/mm2.
