BS 5839-Part 1 is standard, used for fire detection and fire alarm systems for buildings and published by the British Standards Institute.
BS 5839-1 develops rules and regulations or guidelines for installation, inspection, maintenance, and testing of fire safety equipment, and fire alarm system or non-domestic premises.
BS 5839-1 standard covers the operation of fire safety systems such as smoke control, flame control, emergency lighting, automatic door opening or closed, fire alarm systems, voice alarm systems, fire extinguishing systems, and fire safety equipment.
The standard BS 5839 – 6 is used for a fire alarm for building applications. It provides safety guidelines for existing and new construction sites or premises.