- Industry: Fire safety
- Number of terms: 98780
- Number of blossaries: 0
- Company Profile:
Established in 1896, NFPA's mission is to reduce the worldwide burden of fire and other hazards on the quality of life by providing and advocating consensus codes and standards, research, training, and education.
The volume of the empty enclosure without internal equipment. The enclosure volume for motors, generators, and other rotating electric machinery is the volume within the enclosure minus the volume of the internal components, e.g., rotors, stators, and field coils.
Industry:Fire safety
The unobstructed air distance between extinguishing system equipment, including piping and nozzles, and unenclosed or uninsulated live electrical components not at ground potential.
Industry:Fire safety
The time in minutes, determined under specific laboratory conditions, at which the stud or joist in contact with the exposed protective membrane in a protected combustible assembly reaches an average temperature rise of 121°C (250°F) or an individual temperature rise of 163°C (325°F) as measured behind the protective membrane nearest the fire on the plane of the wood.
Industry:Fire safety
The termination of the ability of an item to perform a required function.
Industry:Fire safety
The time interval from the time of effective ignition until the heat release rate of the fire is 1000 Btu/sec (1055 kW).
Industry:Fire safety
The time scheduled for executing a given set of operation actions, as specified in the Incident Action Plan.
Industry:Fire safety
