Mathematics · Fault Calculations in Alternators
Three identical alternators rated at 11 kV, 25 MVA are connected in parallel. Find out the short-circuit MVA at the busbar terminals if the sub-transient reactance of each alternator is 30%.
- 1250 MVA✓
- 2600 MVA
- 3300 MVA
- 4500 MVA
Correct answer
250 MVA
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