What size cable is used for HT cable to the transformer of 630kVA, and the sup

What size cable is used for HT cable to the transformer of
630kVA, and the supply voltage is 11kV

Question Posted / shru

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What size cable is used for HT cable to the transformer of 630kVA, and the supply voltage is 11kV..

k prakaschandra is correct. * 35 sqmm 3core aluminium conductor is sufficient because 630KVA transformer full load current is 31.5 amp and 35 sqmm al conductor can take 70 amp current.

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What size cable is used for HT cable to the transformer of 630kVA, and the supply voltage is 11kV..

Answer / k.prakashchandra

25 sq mm copper or 35 sq mm Al

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3 No

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