A circuit breaker is rated as follows:
1500 MVA, 33 kV, 3 sec., 3-phase oil circuit breaker.
Determine the making current.1
1.5 kA
2
67 kA
3
89 kA
4
110 kA
A circuit breaker is rated as follows:
1500 MVA, 33 kV, 3 sec., 3-phase oil circuit breaker.
Determine the making current.