当两相接地短路电流经过Yd-11的变压器时,对相位变化描述正确的是( )。(0.5)
发布时间:2025-11-29
A.零序电流分量三角形侧较星形侧超前30°
B.正序电流分量星形侧较三角形侧超前 30°
C.正序电流分量三角形侧较星形侧滞后 30°
D.负序电流分量星形侧较三角形侧超前30°
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