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The NFPA 72 "covers the application, installation, location, performance, inspection, testing, and maintenance of fire alarm systems, supervising station alarm systems, public emergency alarm reporting systems, fire warning equipment and emergency communications systems (ECS), and their components."
New codes and standards introduced around 2010, especially the new UL Standard 2572, the US Department of Defense's UFC 4-021-01 Design and O&M Mass Notification Systems, and NFPA 72 2010 edition Chapter 24, have led fire alarm system manufacturers to expand their systems voice evacuation capabilities to support new requirements for mass ...
Effective January 1, 2014, section 18.4.5.3 of the 2010 and later editions of NFPA 72 requires the mid frequency audible fire alarm signal in occupancy sleeping areas with a protected premises (building) fire alarm system.
The alarm transmission methods covered under UL 365 can be categorized under standard line security or encrypted line security. The systems are required to operate within the limits of Class 2 remote control and signal circuits as defined by the National Electrical Code, NFPA 70. [15]
A report by the UK-based Building Research Establishment (BRE) stated "there is a commonly held view that equipment designed to meet the European EN54 Fire detection and fire alarm systems standard cannot be used within an installation designed to the US National Fire Alarm Code, NFPA 72." In actuality, "there appears to be no requirement in ...
The 2025 Grammys were shaping up to be a lively celebration of a vibrant year in music: the year of Chappell, Charli and Sabrina; of Taylor, Beyonce and Billie; of “Brat,” “Tipsy” and ...