Consider following distance relays used for transmission line protection.
1. Impedance relay
2. Reactance relay
3. MHO relay
4. Quadrilateral relay
Out of these relays, no underreach on arcing faults in
1
2 and 3
2
1 and 4
3
1 and 2
4
2 and 4
Consider following distance relays used for transmission line protection.
1. Impedance relay
2. Reactance relay
3. MHO relay
4. Quadrilateral relay
Out of these relays, no underreach on arcing faults in