Historical
NFPA 111-2019
NFPA 111 Standard on Stored Electrical Energy Emergency and Standby Power Systems, 2019 edition
This standard shall cover performance requirements for stored electrical energy systems providing an alternate source of electrical power in buildings and facilities in the event that the normal electrical power source fails. Systems covered in this standard shall include power sources, transfer equipment, controls, supervisory equipment, and accessory equipment, including integral accessory equipment, needed to supply electrical power to the selected circuits. This standard shall cover installation, maintenance, operation, and testing requirements as they pertain to the performance of the stored-energy emergency power supply system (SEPSS).
CONTENT PROVIDER
National Fire Protection Association [nfpa]
National Fire Protection Association [nfpa]