- 産業: 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.
Those surfaces that are capable of carrying electric current and that are unprotected, uninsulated, unenclosed, or unguarded, permitting personal contact.
Industry:Fire safety
The time that the second PSAP or second dispatcher answers the phone, begins the interview, collects caller data, begins pre-arrival instructions.
Industry:Fire safety
The supply portion of the sprinkler system from the water pressure tank or the sea suction of the designated sprinkler system pump up to and including the valve that isolates the sprinkler system from these two water sources.
Industry:Fire safety
The vertical difference between the pumping water level and the static water level.
Industry:Fire safety
Two independently acting check valves together with a hydraulically operating, mechanically independent pressure differential relief valve located between the check valves and below the first check valve. These units are located between two tightly closed resilient-seated shutoff valves, as an assembly, and are equipped with properly located resilient-seated test cocks.
Industry:Fire safety
The system used to seal membrane edges at walls, expansion joints, drains, gravel stops, and other places where the membrane is interrupted or terminated. Base flashing covers the edges of the membrane. Cap or counterflashing shields the upper edges of the base flashing.
Industry:Fire safety
The use of an inert gas to render the atmosphere of an enclosure nonexplosive or nonflammable, in effect, reducing the oxygen content of the air in the tank vapor space below the lowest point at which combustion can occur by replacing the oxygen in air with an inert gas.
Industry:Fire safety
The zone within a building containing air that has not been contaminated by the smoke produced from a fire in the building, and that is located between the floor and the smoke layer boundary.
Industry:Fire safety
Those systems that enhance or facilitate evacuation, smoke control, compartmentalization, and/or isolation.
Industry:Fire safety
