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NFPA 12A, Standard on Halon 1301 Fire Extinguishing Systems

2022 NFPA 12A Standard - Current Edition
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  • Description

    Up-to-date requirements inNFPA 12A support safe, knowledgeable, and effective Halon 1301 fire extinguishing system inspection, maintenance, and decommissioning.

    Primarily present in commercial, industrial, institutional, marine, and military installations, Halon 1301 fire extinguishing systems require proper care for safety and effectiveness. NFPA 12A, Standard on Halon 1301 Fire Extinguishing Systems, presents the most advanced rules for halogenated agent systems so equipment can function as intended throughout its service life.

    A critical resource for facility managers and inspectors, the requirements in NFPA 12A cover system design, installation, testing, and more.

    The 2022 edition of NFPA 12A is a partial revision with several clarifications and corrections.

    Changes in the 2022 edition include updated requirements for cylinder requalification to better agree with 49 CFR and an added recommendation to utilize the HRC Code of Practice for Halon Reclaiming Companies.

    The standard also contains numerous annexes that offer valuable information on topics such as enclosure integrity procedures, hazards to personnel, storage containers, piping, system flow calculations, and approval of installations, as well as other informational references. Facility managers, code enforcers, and inspectors of these systems need the most up-to-date edition of NFPA 12A. (Print, Approx. 66 pp., 2022)

    Order the latest edition of NFPA 12A, Standard on Halon 1301 Fire Extinguishing Systems, today.

  • Table of Contents (2022 Current Edition)

    NFPA® 12A Standard on Halon 1301 Fire Extinguishing Systems, 2022 Edition

    Chapter 1 Administration
    1.1 Scope.
    1.2 Purpose.
    1.3 Units.
    1.4 Use and Limitations.
    1.5 Safety.
    Chapter 2 Referenced Publications
    2.1 General.
    2.2 NFPA Publications.
    2.3 Other Publications.
    2.4 References for Extracts in Mandatory Sections.
    Chapter 3 Definitions
    3.1 General.
    3.2 NFPA Official Definitions.
    3.3 General Definitions.
    Chapter 4 Components
    4.1 Halon 1301 Supply.
    4.2 Distribution.
    4.3 Detection, Actuation, Alarm, and Control Systems.
    Chapter 5 System Design
    5.1 Specifications, Plans, and Approvals.
    5.2 System Flow Calculations.
    5.3 Enclosure.
    5.4 Design Concentration Requirements.
    5.5 Determination of Halon 1301 Quantity for Total Flooding Systems.
    5.6 Altitude Adjustments.
    5.7 Distribution System.
    5.8 Nozzle Choice and Location.
    Chapter 6 Inspection, Maintenance, Testing, and Training
    6.1 Inspection and Tests.
    6.2 Container Test.
    6.3 Hose Test.
    6.4 Enclosure Inspection.
    6.5 Maintenance.
    6.6 Training.
    6.7 Approval of Installations.
    Annex A Explanatory Material
    Annex B Enclosure Integrity Procedure
    Annex C Halogenated Extinguishing Agents
    Annex D Hazards to Personnel
    Annex E Storage Containers
    Annex F Piping
    Annex G System Flow Calculations
    Annex H Nozzles
    Annex I Fire Extinguishment
    Annex J Surface Fires
    Annex K Total Flooding Quantity
    Annex L Approval of Installations
    Annex M Informational References
  • Prior Editions

    2018 Edition

    Up-to-date requirements in NFPA 12A support safe, knowledgeable, and effective Halon 1301 fire extinguishing system inspection, maintenance, and decommissioning.

    Primarily present in commercial, industrial, institutional, marine, and military installations, Halon 1301 fire extinguishing systems require proper care for safety and effectiveness. NFPA 12A, Standard on Halon 1301 Fire Extinguishing Systems presents the most advanced rules for halogenated agent systems, so equipment will function as intended throughout its service life.

    A critical resource for facility managers and inspectors, NFPA 12A requirements cover system design, installation, testing, inspection, approval, listing, operation, maintenance, decommissioning, and removal.

    Changes in the 2018 edition of NFPA 12A include:

    • Updated references to companion codes and standards
    • Revised and corrected Annex H on nozzle and piping calculations that clarifies the details of this often complex procedure

    The Standard also contains numerous annexes that provide valuable information on topics such as enclosure integrity procedure, hazards to personnel, storage containers, piping, system flow calculations, and approval of installations, along with other informational references. Facility managers, code enforcers, and inspectors of these systems need the latest edition of NFPA 12A. (Print, 72 pp., 2018)

    2015 Edition

    NFPA 12A sets the new standard for Halon 1301 fire extinguishing system inspection, maintenance, and decommissioning.

    A critical resource for facility managers and inspectors, NFPA 12A, Standard on Halon 1301 Fire Extinguishing Systems presents the most advanced rules for halogenated agent systems, so equipment will function as intended throughout its service life. NFPA 12A requirements cover system design, installation, testing, inspection, approval, listing, operation, maintenance, decommissioning, and removal.

    Work with up-to-date criteria for safe, knowledgeable, and effective system care. Changes in this edition include:

    • Updated references to companion codes and standards
    • A new requirement that supports electronic storage of maintenance records

    Numerous annexes provide valuable information on topics such as enclosure integrity procedure, hazards to personnel, storage containers, piping, system flow calculations, and approval of installations, along with other informational references.

    Primarily present in commercial, industrial, institutional, marine, and military installations, Halon 1301 fire extinguishing systems require proper care for safety and effectiveness. Facility managers, code enforcers, and inspectors of these systems need the latest edition of NFPA 12A. (Softbound, 57 pp., 2015)

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