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What should be the earthing resistance of an industrial
substation and also What should be the house hold earthing
resistance?
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Answer Posted / yohanraja
For residential it should be below 1 ohms. For EHV stations
and constructions it should be maintained below 0.5ohms.
And for LC systems it should be maintained below 5 ohms.
| Is This Answer Correct ? | 18 Yes | 12 No |
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