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sky6595418
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樓主  發(fā)表于: 2024-12-17 18:30
大神們,下圖這兩種, 電流怎么計算呢? 用多粗的線(xiàn)呢?
zs2121221
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1樓  發(fā)表于: 2024-12-19 10:09
明顯一個(gè)星三角電路，如果一樣，為什么會(huì )有星三角降壓?jiǎn)?dòng)這個(gè)原理，電壓都是一樣的話(huà)，電流是根號3倍，

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