NFPA 72 National Fire Alarm and Signaling Code, 2019 Edition

Customer Service

NFPA 72, National Fire Alarm and Signaling Code, 2019 Edition

This book reflects the latest technologies, with updated provisions ever for the application, installation, location, performance, and inspection, testing, and maintenance of fire alarm and emergency communications systems including Mass Notification Systems (MNS).

Chapter 1 Administration

1.1 Scope.
1.2 Purpose.
1.3 Application.
1.4 Retroactivity.
1.5 Equivalency.
1.6 Units and Formulas.
1.7 Code Adoption Requirements.

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 Reserved

Chapter 5 Reserved

Chapter 6 Reserved

Chapter 7 Documentation

7.1 Application. (SIG-FUN)
7.2 Minimum Required Documentation. (SIG-FUN)
7.3 Design (Layout) Documentation.
7.4 Shop Drawings (Installation Documentation). (SIG-FUN)
7.5 Completion Documentation.
7.6 Inspection, Testing, and Maintenance Documentation. (SIG-TMS)
7.7 Records, Record Retention, and Record Maintenance.
7.8 Forms.

Chapter 8 Reserved

Chapter 9 Reserved

Chapter 10 Fundamentals

10.1 Application.
10.2 Purpose.
10.3 Equipment.
10.4 Design and Installation.
10.5 Personnel Qualifications.
10.6 Power Supplies.
10.7 Signal Priority.
10.8 Detection and Signaling of Conditions.
10.9 Responses.
10.10 Distinctive Signals.
10.11 Alarm Signals.
10.12 Fire Alarm Notification Appliance Deactivation.
10.13 Carbon Monoxide (CO) Notification Appliance Deactivation.
10.14 Supervisory Signals.
10.15 Trouble Signals.
10.16 Emergency Control Function Status Indicators.
10.17 Notification Appliance Circuits and Control Circuits.
10.18 Annunciation and Annunciation Zoning.
10.19 Monitoring Integrity of In-Building Fire Emergency Voice/Alarm Communications Systems.
10.20 Documentation and Notification.
10.21 Impairments.
10.22 Unwanted Alarms.

Chapter 11 Reserved

Chapter 12 Circuits and Pathways

12.1 Application.
12.2 General.
12.3 Pathway Class Designations.
12.4 Pathway Survivability.
12.5 Shared Pathway Designations.
12.6 Monitoring Integrity and Circuit Performance of Installation Conductors and Other Signaling Channels.
12.7 Nomenclature.

Chapter 13 Reserved

Chapter 14 Inspection, Testing, and Maintenance

14.1 Application.
14.2 General.
14.3 Inspection.
14.4 Testing.
14.5 Maintenance.
14.6 Records.

Chapter 15 Reserved

Chapter 16 Reserved

Chapter 17 Initiating Devices

17.1 Application.
17.2 Purpose.
17.3 Performance-Based Design.
17.4 General Requirements.
17.5 Requirements for Smoke and Heat Detectors.
17.6 Heat-Sensing Fire Detectors.
17.7 Smoke-Sensing Fire Detectors.
17.8 Radiant Energy–Sensing Fire Detectors.
17.9 Combination, Multi-Criteria, and Multi-Sensor Detectors.
17.10 Gas Detection.
17.11 Other Fire Detectors.
17.12 Carbon Monoxide Detectors.
17.13 Sprinkler Waterflow Alarm-Initiating Devices.
17.14 Detection of Operation of Other Automatic Extinguishing Systems.
17.15 Manually Actuated Alarm-Initiating Devices.
17.16 Fire Extinguisher Electronic Monitoring Device.
17.17 Supervisory Signal–Initiating Devices.

Chapter 18 Notification Appliances

18.1 Application.
18.2 Purpose.
18.3 General.
18.4 Audible Characteristics.
18.5 Visual Characteristics — Public Mode.
18.6 Visual Characteristics — Private Mode.
18.7 Supplementary Visual Signaling Method.
18.8 Textual Audible Appliances.
18.9 Textual and Graphical Visual Appliances.
18.10 Tactile Appliances.
18.11 Standard Emergency Service Interface.

Chapter 19 Reserved

Chapter 20 Reserved

Chapter 21 Emergency Control Function Interfaces

21.1 Application.
21.2 General.
21.3 Elevator Phase I Emergency Recall Operation.
21.4 Elevator Power Shutdown.
21.5 Fire Service Access Elevators.
21.6 Occupant Evacuation Elevators (OEE).
21.7 Heating, Ventilating and Air-Conditioning (HVAC) Systems.
21.8 High Volume Low Speed (HVLS) Fans.
21.9 Door and Shutter Release.
21.10 Electrically Locked Doors.
21.11 Exit Marking Audible Notification Systems.

Chapter 22 Reserved

Chapter 23 Protected Premises Alarm and Signaling Systems

23.1 Application.
23.2 General.
23.3 System Features.
23.4 System Performance and Integrity.
23.5 Performance of Initiating Device Circuits (IDCs).
23.6 Performance of Signaling Line Circuits (SLCs).
23.7 Performance of Notification Appliance Circuits (NACs).
23.8 System Requirements.
23.9 In-Building Fire Emergency Voice/Alarm Communications.
23.10 Fire Alarm Systems Using Tone.
23.11 Suppression System Actuation.
23.12 Off-Premises Signals.
23.13 Guard’s Tour Supervisory Service.
23.14 Suppressed (Exception Reporting) Signal System.
23.15 Protected Premises Emergency Control Functions.
23.16 Special Requirements for Low-Power Radio (Wireless) Systems.

Chapter 24 Emergency Communications Systems (ECS)

24.1 Application.
24.2 Purpose.
24.3 General.
24.4 In-Building Fire Emergency Voice/Alarm Communications Systems (EVACS).
24.5 In-Building Mass Notification Systems.
24.6 Wide-Area Mass Notification Systems.
24.7 Distributed Recipient Mass Notification Systems (DRMNS).
24.8 Two-Way, In-Building Wired Emergency Services Communications Systems.
24.9 Two-Way Radio Communications Enhancement Systems.
24.10 Area of Refuge (Area of Rescue Assistance) Emergency Communications Systems, Stairway Communications Systems, Elevator Landing Communications Systems, and Occupant Evacuation Elevator Lobby Communications Systems.
24.11 Information, Command, and Control.
24.12 Performance-Based Design of Mass Notification Systems.
24.13 Documentation for Emergency Communications Systems.

Chapter 25 Reserved

Chapter 26 Supervising Station Alarm Systems

26.1 Application.
26.2 General.
26.3 Central Station Service Alarm Systems.
26.4 Proprietary Supervising Station Alarm Systems.
26.5 Remote Supervising Station Alarm Systems.
26.6 Communications Methods for Supervising Station Alarm Systems.

Chapter 27 Public Emergency Alarm Reporting Systems

27.1 Application.
27.2 General.
27.3 Management and Maintenance.
27.4 Communications Methods.
27.5 Alarm Processing Equipment.
27.6 Alarm Boxes.
27.7 Public Cable Plant.
27.8 Emergency Communications Systems (ECS).

Chapter 28 Reserved

Chapter 29 Single- and Multiple-Station Alarms and Household Signaling Systems

29.1 Application.
29.2 Purpose.
29.3 Basic Requirements.
29.4 Remote Annunciation.
29.5 Notification.
29.6 Assumptions.
29.7 Carbon Monoxide Detection.
29.8 Detection and Notification.
29.9 Power Supplies.
29.10 Equipment Performance.
29.11 Installation.
29.12 Optional Functions.
29.13 Inspection, Testing, and Maintenance.
29.14 Markings and Instructions.

Annex A Explanatory Material
Annex B Engineering Guide for Automatic Fire Detector Spacing
Annex C System Performance and Design Guide
Annex D Speech Intelligibility
Annex E Sample Ordinance Adopting NFPA 72
Annex F Wiring Diagrams and Guide for Testing Fire Alarm Circuits
Annex G Guidelines for Emergency Communication Strategies for Buildings and Campuses
Annex H Carbon Monoxide
Annex I Informational References