BS 7273-5:2008

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 System design
5 Fire detection
6 Control and indicating equipment
7 Controls and indications
8 Power supplies, cables and wiring
9 Commissioning and handover
Annexes
Annex A (informative) - Typical sequence of actions
Bibliography

Provides recommendations for the design, installation and commissioning of electrical actuation arrangements for watermist systems.

This part of BS 7273 gives recommendations for the design, installation and commissioning of electrical actuation arrangements for watermist systems. It covers the interface between fire detection and fire alarm systems (see BS 5839-1) and watermist systems1).

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.

NOTE Watermist systems can be used for the suppression, control and extinguishing of fires. In this part of BS 7273, the references to watermist systems relate to watermist systems of any type.