题目内容
系统发生不对称故障时,各序电压的分布规律为()。
2026-10-02
A.正序电压为电源最高,短路点最低;
B.负序电压为短路点最高,电源点最低;
C.零序电压为电源最高,变压器接地点最低;
D.零序电压为短路点最高,变压器接地点最低;
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