NFPA 37:2021

Chapter 1 Administration 1.1 Scope. 1.2 Purpose. 1.3 Application. 1.4 Retroactivity. 1.5 Equivalency. 1.6 Units and Formulas. 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 Engines — General Requirements 4.1 Engine Locations. 4.2 Support of Engines. 4.3 Hazardous Locations. 4.4 Engines Handling Hazardous Materials (Other Than Their Own Fuel Supply). 4.5 Electrical Installations. 4.6 General Installation Requirements. Chapter 5 Fuel Supply — Gaseous 5.1 Gas Piping. 5.2 Gas Trains. 5.3 Regulators. 5.4 Valves. 5.5 Pressure-Boosting Equipment.5.6 Overpressure Protection. Chapter 6 Fuel Supply — Liquid 6.1 Design and Construction of Liquid Fuel Tanks. 6.2 Installation Criteria for Fuel Tanks Containing ClassI Fuels. 6.3 Installation Criteria for Fuel Tanks Containing Liquid Fuels Other Than ClassI Fuels. 6.4 Installation Criteria for Fuel Tanks Containing Liquefied Petroleum Gases. 6.5 Fuel Flow Control. 6.6 Filling. 6.7 Vent Piping. 6.8 Fuel Piping, Valves, and Fittings. 6.9 Transfer of Liquid Fuel to Engines. Chapter 7 Lubricating Systems 7.1 General Requirements. 7.2 Combustion Gas Turbines. 7.3 Lubricating Oil Piping. 7.4 Reciprocating Engines. 7.5 Safeguards for Gauging Devices. Chapter 8 Engine Exhaust Systems 8.1 Design and Construction. 8.2 Installation. 8.3 Clearance from Exhaust Systems with Exhaust Gas Temperatures of Less Than 760°C (1400°F). 8.4 Clearance from Exhaust Systems with Exhaust Gas Temperatures of 760°C (1400°F) or Greater. Chapter 9 Control and Instrumentation 9.1 All Engines. 9.2 Reciprocating Engines. 9.3 Combustion Gas Turbines. Chapter 10 Instructions 10.1 Operating Instructions. 10.2 Emergency Instructions.10.3 Training. Chapter 11 Fire Protection Features 11.1 General. 11.2 Portable Fire Extinguishers. 11.3 Fire Detection and Alarm Systems. 11.4 Fire Suppression Systems and Equipment. Annex A Explanatory Material Annex B Inspection, Maintenance, and Testing Annex C Informational References

This standard establishes criteria for minimizing the hazards of ƒre during the installation and operation of stationary combustion engines and gas turbines.