where would be tap changer in transformer & why?

Question Posted / balamurugan

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where would be tap changer in transformer & why?..

Answer / balu

In hv side only. Because the current flow in hv side low.so we can operate the tappings with less load current

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where would be tap changer in transformer & why?..

Answer / madhusudhana

It would be placed on the HV windings and is mainly used to
change the voltage level. Both voltages above and below
values can be obtained

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