FIA Application guidance on BS 7273-4:2015+A2:2023
Guidance Note
Document Status
Current
Supplement
Mechanical & Electrical Supplement
Series
Guidance Note
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.
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.
Subjects
- Fire fighting equipment
- Special subject areas
- Building services
- Electrical services
- Fire detection equipment
- Fire
Publisher History
The British Fire Protection Systems Association (BFPSA) the Fire Extinguishing Trades Association (FETA) and the Fire Industry Confederation (FIC) merged in April 2007 to form the Fire Industry Association.
Information
NBS
NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.
Accuris
We connect trusted knowledge to customers' workflows – mitigating risk, increasing efficiency and accelerating innovation For more than 60 years, leading R&D and engineering-intensive organizations have relied on us to achieve on-time, on-budget delivery of complex projects and new products. We deliver an unparalleled combination of technical content and Artificial Intelligence (AI) technologies to surface answers from the vast universe of technical knowledge, both inside and outside the organization. In a single interface, we connect the dots between information scattered across many different sources, allowing technical professionals to make better, more informed decisions faster.