A Y-Δ transformer bank cannot be paralleled with either a Y-Y or a Δ-Δ transformer bank because the phasor voltage difference between the two systems would be:

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Mathematics · Electrical Machines

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Equal to the secondary voltages

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Answer 1

0.75 times the secondary voltages

Answer 2

Equal to the secondary voltages

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