题目内容
[单选题]系统接线如图所示,图中参数均为归算到统一基准值下(SB=50MVA)的标幺值系统在f点发生a相接地,短路处短路电流为( )(每题1分)(0.5)
2025-12-01
A.0.238kA
B.0.316kA
C.0.412kA
D.0.338kA
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