FIA Application guidance on BS 7273-4:2015+A2:2023

Publication Year

2025

Document Status

Current

Abstract

Provides application guidance for fire detection and fire alarm system door release mechanisms, based on the recently updated: BS 7273-4:2015+A2:2023. Covers typical applications, detector siting and spacing, risk assessment, critical signal path, scope, actuation categories, use of release mechanisms, acoustically activated mechanisms, radio actuated release mechanisms, hold-open and free-swing release mechanisms, connections for release mechanisms, self-contained fire door release mechanisms, power supplies, interconnections, certificates, time delays and testing and maintenance.

Document History

The information set out in this document is believed to be correct in the light of information currently available but it is not guaranteed and neither the Fire Industry Association nor its officers can accept any responsibility in respect of the contents or any events arising from use of the information contained within this document. Some documents in this series were issued by BFPSA. First published 2018, updated as Version 2, March 2025.

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