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BS 7273-5 gives recommendations for the design, installation and commissioning of electrical actuation arrangements for watermist systems. BS 7273-5 covers the interface between fire detection and fire alarm systems (see BS 5839-1) and watermist systems.
The recommendations are applicable to systems intended either for local application or volume protection. Recommendations relating to pre-action watermist systems are contained in BS 7273-3.
Revision to update in line with changes in technology, industry practice, and changes to ENs
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