Fire Detection and Fire Protection System

Fire Detection and Fire Protection System 1. If an automatic sprinkler-alarm system is installed, it shall meet the requirements as a recommended by the National Fire Protection Association according to NFPA, No. 13. 2. If an automatic fire detection system is installed, it shall meet the following requirements: 3. It shall be an Underwriters’ Laboratories approved system. 4. A smoke detector unit shall be installed upon the ceiling or on the side walls near the ceiling throughout all parts of the premises including all rooms, halls, storage areas, basements, attics, and lofts and inside all closets, elevator shafts, enclosed stairways and dumbwaiter shafts, chutes, and other enclosures. 5. The system shall be electrically supervised so that the occurrence of a break or a ground fault of its installation writing circuits, which present the required operation of system or failure of its main power supply source, will be indicated by a distinctive trouble signal. 6. The conductors of the signaling system power supply circuit shall be connected on the line side of the main service of a commercial light or power supply circuit. A circuit disconnecting means shall be so installed that it will be accessible only by authorized personnel.