Code of practice for the operation of fire protection measures - Electrical actuation of watermist systems (except pre-action systems) Ingestion-build-48024 BS EN 2894 on self-locking

BS EN 2894 on self-locking bihexagonal nuts is applicable to:

The following changes have been made:

Roofing companies

are intended to provide to the wearer protection against falling objects and off crown impacts and the consequential brain injury

Code of practice for the operation of fire protection measures - Electrical actuation of watermist systems (except pre-action systems) Ingestion-build-48024 BS EN 2894 on self-lockingBS 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.