Secondary line voltage, Three single-phase step-up

Secondary line voltage

Reference no: EM1313492

Question: Three single-phase step-up transformers rated at 10MVA, 4.6kV/13.8kV are connected in Wye-Delta configuration. The three transformers are used to feed a 20MVA load at 0.9 p.f. With an efficiency of 96%. Using per unit system, calculate following:
[A.] The primary & secondary line currents when supplying this load.
[B.] The secondary line voltage.

Reference no: EM1313492

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Secondary line voltage : Three single-phase step-up transformers rated at 10MVA, 4.6kV/13.8kV are connected in Wye-Delta configuration. The three transformers are used to feed a 20MVA load at 0.9 p.f. With an efficiency of 96%. Find the secondary line voltage.

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