Contents
Preface
Acknowledgments
About the Contributor
About the Editors
NFPA 72 Summary of Technical Changes: 2019 to 2022
NFPA 72®, National Fire Alarm and Signaling Code®, 2022 Edition, with Commentary
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
2 Referenced Publications
2.1 General
2.2 NFPA Publications
2.3 Other Publications
2.4 References for Extracts in Mandatory Sections
3 Definitions
3.1 General
3.2 NFPA Official Definitions
3.3 General Definitions
4 Reserved
5 Reserved
6 Reserved
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
8 Reserved
9 Reserved
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 Supervised Notification Appliance 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
11 Cybersecurity
11.1 Cybersecurity
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
13 Reserved
14 Inspection, Testing, and Maintenance
14.1 Application
14.2 General
14.3 Inspection
14.4 Testing
14.5 Maintenance
14.6 Records
15 Reserved
16 Reserved
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
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
19 Reserved
20 Reserved
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
22 Reserved
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 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
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 Two-Way Emergency Communications Systems for Rescue Assistance
24.11 Information, Command, and Control
24.12 Performance-Based Design of Mass Notification Systems
24.13 Documentation for Emergency Communications Systems
25 Reserved
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
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)
28 Reserved
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
Annexes
A Explanatory Material
B Engineering Guide for Automatic Fire Detector Spacing
C System Performance and Design Guide
D Speech Intelligibility
E Sample Ordinance Adopting NFPA 72
F Wiring Diagrams and Guide for Testing Fire Alarm Circuits
G Guidelines for Emergency Communication Strategies for Buildings and Campuses
H Carbon Monoxide
I Color-Coded Tagging Program
J Guidelines for Cybersecurity
K Informational References
Index
Important Notices and Legal Disclaimers