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【单选题】
有一三相异步电动机，其绕组连接成三角形，接于线电压UL=380V的电源上，从电源所取用的功率P=11、43KW,功率因数COSФ=0、87,则线电流为( )。A.
10A
B.
11、56A
C.
20A
D.
40A
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