10 Terms
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Electricity
A database referring to the existence of a flow of electric charge.
Industry: Utilities
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Electricity
DBm
Electrical equipment; Electricity
Decibels compared to one milliwatt. The higher the dBm, the higher the devices transmit or receive power.
Semi-cutoff (lighting)
Electrical equipment; Electricity
Luminaire light distribution is classified as semi-cutoff when the candlepower per 1000 lamp lumens does not numerically exceed 50 (5.0
Separator (battery)
Electrical equipment; Electricity
A porous, insulating material placed between plates of opposed polarities, to prevent internal short circuits.
Series connexion
Electrical equipment; Electricity
For DC circuits, a way of joining batteries, electrical devices and wires in such a way that positive leads are connected to negative leads. This is generally done to increase voltage.
Server
Electrical equipment; Electricity
A computer that provides the information, files, web pages, and other services to the client that logs on to it.
Service drop
Electrical equipment; Electricity
An overhead service conductor runs from a utility company pole to the point of connexion to the building's service entrance conductors.
Service entrance cable
Electrical equipment; Electricity
The conductors that connect the service conductors (drop or lateral) to the service equipment of the building.
