State the harmful effects of lightning on power system
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Explanation:
Lightning (or surges) results in sudden rise in the power system voltage for short duration (few 100us). This over voltage may damage the generator, transformer since the windings insulation within these equipment are designed to withstand upto a certain limit of temperature.
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Lightning results in rise in the power system voltage for short duration (few 100us). This then can damage the generator, transformer since the windings insulation within these equipment are designed to withstand up to a certain limit of temperature.
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