An 11 kV, 500 MVA circuit breaker suddenly closes on to a fault. Find – McqOptions

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1.	An 11 kV, 500 MVA circuit breaker suddenly closes on to a fault. Find rms value of the symmetrical breaking current.
A.	32.24 kA
B.	45.45 kA
C.	26.24 kA
D.	52.48 kA
Answer» D. 52.48 kA

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