Mathematics · Electrical Machines
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:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.5 times the secondary voltages
- 20.25 times the secondary voltages
- 3Equal to the secondary voltages✓
- 40.75 times the secondary voltages
Correct answer
Equal to the secondary voltages
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