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Utilities
Of or related to any publicy utility institution mandated with maintaining the infrastructure for a particular public service; such as the provision of water, gas and electricity.
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Utilities > Electricity 
semi-con
Electrical equipment; Electricity
The semi-conducting material extruded over the insulation on medium voltage insulated cables. It is extruded onto the cable, normally at the same time as the insulation. Southwire ...
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 connection
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 ...
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 connection 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.
Sub-categories
- Electricity (7954)
- Emergency systems (0)
- Gas (1175)
- Sewage (66)