which tap of the transormer you will use in critical condition(worst)?

which tap of the transormer you will use in critical
condition(worst)?

Question Posted / ravishankar

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which tap of the transormer you will use in critical condition(worst)?..

Answer / s.k.

For power TR's : 15,20,30,45,75 MVA , they have 21 taps
then the 2dry wdg. should meets the required kV
so , when the tap at the lower step( tap 1), it results the
lower kV at 2dry.

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