Physics · Switchgear and Protection
What is the primary function of 'Percentage Differential Protection' in an alternator?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1To protect against overloading of the alternator
- 2To monitor the voltage regulation of the alternator
- 3To detect and protect against external faults in the connected power system
- 4To detect and protect against internal stator winding faults✓
Correct answer
To detect and protect against internal stator winding faults
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