If we have 630kva step down transformer to operation 3 phase motor 150 kva whi

If we have 630kva step down transformer to operation 3 phase
motor 150 kva which size of cable is used? at circuit breaker
to 3 phase motor or to electrical board

Question Posted / eng.najat87

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If we have 630kva step down transformer to operation 3 phase motor 150 kva which size of cable is ..

Answer / eng.najat87

i believe, we must use 300mm2

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