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In step down transformer (415/200V),mistakenly secondary
side is connected to 415V for some hours, what would be
result of this condition?
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- Essar, GAIL, Vizag Steel, I also Faced
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Answer Posted / partha
In this case, the transformer will undergo insulation
degradation. Also due to the increased voltage, the core
losses will increase. The core will be also subjected to
overfluxing which will cause saturation and increased core
losses.
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