Historical
NFPA 111-2010
NFPA 111: Standard on Stored Electrical Energy Emergency and Standby Power Systems, 2010 Edition
Readiness of emergency power is a key consideration in safeguarding building occupants in the event of a disruption of the normal utility supply. NFPA 111: Standard on Stored Electrical Energy Emergency and Standby Power Systems covers performance requirements for stored electric energy systems providing an alternate source of electrical power in buildings and facilities during an interruption of the normal power source. NFPA 111 covers power sources, transfer equipment, controls, supervisory equipment, and accessory equipment needed to supply electrical power to selected circuits. This Standard also covers installation, maintenance, operation, and testing requirements as they pertain to the performance of the stored emergency power supply system (SEPSS).
National Fire Protection Association [nfpa]