why we are having many type of vector group in the transformer ,what is the u

why we are having many type of vector group in the
transformer ,what is the use of it?

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why we are having many type of vector group in the transformer ,what is the use of it?..

Answer / iamdon

Vector group arises due to relative diference between
primary and secondary windings of the transformer.Since
each of such windings has some advantage over other so we
use all of them in particular apppliction.

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why we are having many type of vector group in the transformer ,what is the use of it?..

Answer / k.prakashchandra

They are required for phase shifting or matching wherever
required, especially for measurements in electronic relays
and meters

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