The NEC acknowledges the importance of maintaining the circuits' functionality by requiring protection against fire, structural failure, or operational accidents in Art. 695 for fire pumps, Art. 700 ...

Normally, the fire alarm initiating device, notification appliance and signaling line circuits are not run outside the building. When we have no choice but to run them overhead or underground ...

Article 800 covers circuits that extend voice, audio, video, interactive services, and outside wiring for fire alarms and burglar alarms from the communications utility to the customer’s ...

Honeywell Power Products recently announced the development of a new tool that helps technicians determine the voltage of a specific fire alarm’s notification appliance circuit or NAV.