The only tie between the lines is in the sending end substation.
There is no tie in the receiving end substation. The lines are directly terminated in the transformers via outdoor SF6 type circuit breakers.
The tie on the secondary side of the transformers is normally open.
So I guess the...
Hey,
I would like to know if there would be any technical problem in protecting a 115 kV short overhead line (around 2 km) with distance relay and over current as back up.
The line is dual circuits between a ring substation and 2 outdoor type SF6 circuit breakers feeding 2 step-down...
