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Three single-phase, 7200 volt to 480 volt, 100 kVA transformers are connected in a step-down bank with the 7200 windings connected in wye and the 480 volt windings connected in delta. What is the rated
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Three single-phase, 7200 volt to 480 volt, 100 kVA transformers are connected in a step-down bank with the 7200 windings connected in wye and the 480 volt windings connected in delta. What is the rated line-to-line voltage on the wye side?

1. 12,470 V
2. 7,200 V
3. 4.160 V
4. 14,400 V
5. None of the above

User Isolde
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4 votes
The answer is option 1. 12,470 V

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Three single-phase, 7200 volt to 480 volt, 100 kVA transformers are connected in a-example-1
User Dsdel
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