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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 
cable tray
Electrical equipment; Electricity
A rigid structural system used to support cables and raceways. Types of cable trays include ladder, ventilated trough, ventilated channel, and solid bottom
CAIDI
Electrical equipment; Electricity
A distribution circuit reliability average interruption duration index. It represents the average time required to restore service to the average customer per sustained ...
CAIFI
Electrical equipment; Electricity
The customer average interruption frequency index. It is designed to show trends in customers interrupted and helps to show the number of customers affected out of the whole ...
current transformer ratio
Electrical equipment; Electricity
1) The ratio of primary amps divided by secondary amps. 2) The current ratio provided by the windings of the CT. For example, a CT that is rated to carry 200 Amps in the primary ...
cut off voltage
Electrical equipment; Electricity
Battery Voltage reached at the termination of a discharge. Also Known as the End Point Voltage (EPV).
cutoff (lighting)
Electrical equipment; Electricity
Luminaire light distribution is classified as cutoff when the candlepower per 1000 lamp lumens does not numerically exceed 25 (2.5
cutoff angle (lighting)
Electrical equipment; Electricity
With regard to an outdoor lighting luminaire, the angle between the vertical axis and the first line of sight at which the bare light source is not visible.
Sub-categories
- Electricity (7954)
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- Gas (1175)
- Sewage (66)