Fire alarm system-design secrets

Addressable  system design secrets:

·      Distance between Smoke Detector mustn’t exceed 10 m to avoid dead area between detectors

·      Distance between heat Detector mustn’t exceed 7 m to avoid dead area between detectors

·      Fire detector must be mounted at least one meter from any forced air inlet.

·      Ramps at car parking must be covered by heat detectors

·      Voice evacuation located at escape stair must be in a separate loop.

·      Fire fighter telephone must be located at elevator lobbies & pump rooms.

·      Each fire loop must have 20% spare capacity.

·      Access control system ( ACS ), elevator, Door holder,Public address system ( PA ), exhaust fan’s, Air Handling Units( AHU’S ) connected to fire alarm system via control module ( CM )

·      Fire fighting system( FM200, CO2, Sprinkler system( flow switch & Tamper switch ) ) connected to fire alarm system via monitor module ( MM ).

·      Alarm bell located at 2200mm above finished floor level.