Q. The domains of power system where directional over current relay is indispensableare (Solved)
1. In case of parallel feeder protection
2. In case of ring main feeder protection
3. Both A and B
4. None of the above
- c. Both A and B
1. In case of parallel feeder protection
2. In case of ring main feeder protection
3. Both A and B
4. None of the above