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  • SIY/4-20MA/4-20MA/10-42DC-HPP
  • SIY/4-20MA/4-20MA/10-42DC-HPP
SIY/4-20MA/4-20MA/10-42DC-HPPSIY/4-20MA/4-20MA/10-42DC-HPP

SIY/4-20MA/4-20MA/10-42DC-HPP

  • SIY/4-20MA/4-20MA/10-42DC-HPP
  • SIY/4-20MA/4-20MA/10-42DC-HPP成色漂亮
  • SIY/4-20MA/4-20MA/10-42DC-HPP现货正品
  • SIY/4-20MA/4-20MA/10-42DC-HPP质保一年
  • Product description: SIY/4-20MA/4-20MA/10-42DC-HPP
  • INQUIRY

在图(a)所示电路中,负载 线路阻抗

电源线电压为380V。试求各相负载的相电流、线电流。

设电源为星形连接,可得。把三角形负载等效变换为星形连接,如图(b)所示,其中

c

4.11 4.4


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