tap changer


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tap changer

[′tap ‚chān·jər]
(electricity)
A device which is used to change the ratio of the input and output voltages of a transformer over any one of a definite number of steps.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Automatic on-load voltage regulation by using on-load tap changer (OLTC) is an effective and suitable method to deal with voltage changing in power systems (Hong and Wang, 1995; Yorino et al, 1997; Faiz and Siahkolah, 2011).
The heart of an arc furnace control system is the furnace regulator and the tap changer. The tap changer is part of the transformer and is controlled by an operator or a computer that determines the amount of power entering the furnace and sets the arc length.