NFPA 17A PDF

Highlights

Major changes to the 2024 edition focus on:
Institutional hoods, plenums, ducts, and associated cooking appliances
Nozzles, piping, and overall system components
Common deficiencies and impairments

Table of Contents

NFPA® 17A Standard for Wet Chemical Extinguishing Systems 2024 Edition
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 Qualifications.
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 General.
4.2 Detectors.
4.3 Discharge Nozzles.
4.4 Operating Devices.
4.5 Pipe and Fittings, Tubing, and Hose.
4.6 Wet Chemical.
4.7 Electrical Wiring and Equipment.
4.8 Indicators.
4.9 Assembly.
Chapter 5 Systems for the Protection of Commercial Cooking Operations
5.1 General.
5.2 System Actuation.
5.3 Supervision.
5.4 System Location.
5.5 Discharge Nozzles.
5.6 Special Requirements.
Chapter 6 Systems for the Protection of Mobile Equipment
6.1 General.
6.2 Components.
6.3 System Requirements.
Chapter 7 Plans and Acceptance Tests
7.1 Specifications.
7.2 Review and Certification.
7.3 Plans.
7.4 Approval of Installations.
Chapter 8 Inspection, Maintenance, and Recharging
8.1 Responsibility.
8.2 Owner’s Inspection.
8.3 Maintenance.
8.4 Recharging.
8.5 Hydrostatic Testing.
8.6 Service Collar.
Annex A Explanatory Material
Annex B Systems for Protection of Residential Stoves When Used in Other than Commercial Cooking Operations
Annex C Common Deficiencies and Impairments
Annex D Informational References