autotransformer

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autotransformer

[¦ȯd·ō·tranz¦fȯr·mər]
(electricity)
A power transformer having one continuous winding that is tapped; part of the winding serves as the primary and all of it serves as the secondary, or vice versa; small autotransformers are used to start motors.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
According to available documents, the tender has been given to the third lowest bidder for the purchase of an autotransformer bank, who offered the bid of $8.89 million.
'Investigations established that Redline Limited did not instal autotransformers neither did it commission any installation of the said autotransformers,' EACC says.
The project will improve the safety and reliability of the hydroelectric power plant, ensure uninterrupted power supply of the republic and reduce the cost of operating and repairing autotransformers, the Eurasian Development Bank reports.
Installation and assembly of portals of the outdoor switchgear and autotransformers continues.
Scope of work includes civil and erection works for three single phase 167 MVA autotransformers plus one spare including all their accessories & 11 kV bus ducts (supplied by Package B).
Request of offers from international eligible manufacturers regarding the supply & supervision of erection of three single phase 167 MVA, 500/220/11 k.V autotransformers plus one spare phase for completion in 12 months starting from the contract's signature date.
Alexey Borodin assumed the cost might be grown over the proposal of the National Electric Grid of Kyrgyzstan to provide additional equipment and 4 autotransformers on Datka, Kemin and Ala-Archa substation.
Request of offers from international eligible bidders regarding Package (B) of three single phase autotransformers of 167 MVA capacity each for El Tebbin 500/ 220/ 11 kV GIS substation extension project under funding from EIB - European Investment Bank.