Electrical Engineering · Power Systems
The earthing transformer is primarily used to:
- 1increase the neutral current to ground in case of a fault
- 2improve the current capacity of the neutral line
- 3provide artificial neutral earthing where neutral points of a 3-phase system are not accessible✓
- 4avoid harmonics in the transformers
Correct answer
provide artificial neutral earthing where neutral points of a 3-phase system are not accessible
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