- 업종: 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.
An electrical component or combination of components of simple construction with well-defined electrical parameters that does not generate more than 1. 5 volts, 100 milliamps, and 25 milliwatts, or a passive component that does not dissipate more than 1. 3 watts and is compatible with the intrinsic safety of the circuit in which it is used.
Industry:Fire safety
An electrical circuit, equipment, or system where the voltage does not exceed 30 volts (V) rms (ac) or 42. 4 V peak (dc).
Industry:Fire safety
An electric generating plant for supplying electrical energy to the system.
Industry:Fire safety
An electric locking device that holds a portal closed and cannot be opened for egress by normal operation of the door hardware.
Industry:Fire safety
An electrical appliance that is intended to be used for diagnostic, therapeutic, or monitoring purposes in a patient care vicinity.
Industry:Fire safety
An electrical circuit, equipment, or system where the voltage does not exceed 30 V rms (ac), 42. 4 V peak (ac), or 60 V dc; usually 12 V dc in fire apparatus.
Industry:Fire safety
An effective boundary centered in a transition zone between the dense portion of the smoke layer and the first indication of smoke.
Industry:Fire safety
An efficiency ratio that divides the cumulative unit-elapsed intervals by the total time that the unit is on duty.
Industry:Fire safety
An egress from a compartment or work station in emergencies when the normal egress is unusable.
Industry:Fire safety
An awning or shade structure for a vehicle or vehicles that is permitted to be either freestanding or partially supported by a manufactured home.
Industry:Fire safety
