FIELD: electrical engineering.
SUBSTANCE: invention relates to electrical engineering and is used in testing at transformer plants. In order to reduce losses, three single-phase output transformers are equipped with tertiary windings connected to an open triangle and opened when going to single-phase operation.
EFFECT: reduced losses.
1 cl, 1 dwg
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Authors
Dates
2018-07-04—Published
2017-03-01—Filed