In step down transformer (415/200V),mistakenly secondary
side is connected to 415V for some hours, what would be
result of this condition?
Answer Posted / pillay
your transformer had become a step up transformer for some
hours, if you have not connected any load to it than there
is no damage to your load.your transformer itself would not
have undergone any damage and safe to use.Please inform us
what actually happened.
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