Electricity

Electricity

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

Industry: Utilities

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Electricity

Domain name system (DNS)

Electrical equipment; Electricity

The DNS is an international network of Internet domain name servers, names, and addresses that enables locating computers on the internet.

Double arming bolt

Electrical equipment; Electricity

A special long bolt used to assemble two cross arms, one on each side of the pole.

Draw-lead

Electrical equipment; Electricity

A cable or solid conductor that has one end connected to the transformer or a reactor winding and the other end drawn through the bushing hollow tube and connected to the top terminal of the bushing.

Drawing

Electrical equipment; Electricity

The process of reducing a cylindrical rod or wire to a desired diameter by pulling the wire through dies.

Drop-out

Electrical equipment; Electricity

A relay drops out when it moves from the energised position to the un-energized position.

Dry charge (battery)

Electrical equipment; Electricity

The process by which the electrodes are formed and assembled in a charged state. The cell or battery is activated when electrolyte is added.

Dry-type transformers

Electrical equipment; Electricity

Transformers that use only dry-type materials for insulation. These have no oils or cooling fluids and rely on the circulation of air about the coils to provide necessary cooling. Such units are ...