Electricity

Electricity

A database referring to the existence of a flow of electric charge.

Industry: Utilities

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Electricity

Instantaneous relay

Electrical equipment; Electricity

A relay that operates and resets with no intentional time delay.

Instrument transformer

Electrical equipment; Electricity

A transformer that is only designed to reduce current or voltage from a primary value that is too pass directly through a metre or instrument, to a proportional low level that can safely be applied.

Insulated gate bipolar transistor

Electrical equipment; Electricity

A special design of transistor that is suitable for handling high voltages and currents. Often used in static power control equipment such as inverters, or controlled rectifiers, due to the ...

Intensity (lighting)

Electrical equipment; Electricity

The brightness of light in a given direction. Luminous intensity may be expressed in Candelas (cd) or in Lumens.

Intermediate (lighting)

Electrical equipment; Electricity

Those areas of a municipality often characterised by moderately heavy nighttime pedestrian activity such as in blocks having libraries, community recreation centers, large apartment buildings, ...