Electrical Engineering · Power System Protection
How does the relay operating coil get energized during an inter-turn fault in a differential protection scheme?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1An amount of current proportional to the difference between the two secondary currents flows through it.✓
- 2An amount of current proportional to the sum of the two secondary currents flows through it.
- 3An amount of current proportional to the minimum of the two secondary currents flows through it.
- 4An amount of current proportional to the maximum of the two secondary currents flows through it.
Correct answer
An amount of current proportional to the difference between the two secondary currents flows through it.
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