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Write a short note on copper saving in auto- transformer. Also derive expression.
written 7.2 years ago by gravatar for mulugucharan mulugucharan • 50 modified 3.0 years ago by gravatar for DevarenjiniP DevarenjiniP • 3.2k
electrical machines
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written 3.0 years ago by gravatar for DevarenjiniP DevarenjiniP • 3.2k •   modified 3.0 years ago

  • The primary and secondary windings are electrically connected so that a part of the winding is common to the two sides, the transformer is known as an autotransformer.

  • Common winding (BC) : its voltage appears on both sides (or common for both sides) of the transformer.

  • Series winding (AC) : …

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