题目内容
一台变压器的三相绕组Y接,每相额定电压为220V,出厂时测得
,但线电压
,
则这种现象是( )。
2026-01-23
A.U相绕组接反了
B.V相绕组接反了
C.W相绕组接反了
D.U相、V相、W相全接反了
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