Part III of Art. 760 of the National Electrical Code (NEC) provides the requirements for power-limited fire alarm (PLFA) circuits. The power sources must be one of three types (all listed) [760.121(A) ...

Install wet risers, hydrants, automatic sprinklers, fire alarms, and fire extinguishers of various types and sizes, as per the National Building Code (NBC) 2016 standards. Maintenance Plan ...