Mathematics · Transformers
A three-phase transformer is connected in a star-delta (Y-Δ) configuration. The line voltage on the star side is 11 kV, and the transformer has a turns ratio per phase of 20:1. What is the line voltage on the delta side?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1550.8 V
- 2412.3 V
- 3317.5 V✓
- 4220.7 V
Correct answer
317.5 V
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