Four identical alternators each rated for 20 MVA, 11 kV having a subtransient reactance of 16% are working in parallel. The short-circuit level at the bus-bars is
A. 500 MVA
B. 400 MVA
C. 125 MVA
D. 80 MVA [I.E.S. 1996]
Answer:A
Four identical alternators each rated for 20 MVA, 11 kV having a subtransient reactance of 16% are working in parallel. The short-circuit level at the bus-bars is
A. 500 MVA B. 400 MVA C. 125 MVA D. 80 MVA [I.E.S. 1996]