题目内容
下列结论中错误的是()
2021-01-08
A.当负载作Y联接时,必须有中线
B.当三相负载越接近对称时,中线电流就越小
C.当负载作Y联接时,线电流必等于相电流
D.当负载作三角形连接时,线电压等于相电压
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