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zhang123w
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樓主  發(fā)表于: 2019-07-01 08:15
最近請外包公司制作配電柜，安裝好后發(fā)現電表反轉，檢查線(xiàn)路發(fā)現互感器一個(gè)接反，同時(shí)發(fā)現電表與互感器、電流表是并聯(lián)接的，外包公司說(shuō)他一直都是這種接法，各位這種接法到底對不對，電表計量準不準，這樣的外外包公司以后需不需繼續合作？
飛龍舞天
級別: 略有小成
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在線(xiàn)時(shí)間: 461(小時(shí))
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最后登錄: 2025-06-08
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1樓  發(fā)表于: 2019-07-01 08:17
明顯外行，要串聯(lián)不能并聯(lián)

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