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zhouyong勇博
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樓主  發(fā)表于: 2017-08-29 15:49
請教各位大師。45KW水泵AC380V 星三角降壓?jiǎn)?dòng)方式。它的電源來(lái)自700M遠50平方電纜引進(jìn)，前方變壓器100KVA，這邊量電壓有380v線(xiàn)電壓，可是一運行接觸器線(xiàn)圈欠壓釋放。
望各位大師怎樣解決這種情況。拜謝！
iujfang
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1樓  發(fā)表于: 2017-08-30 17:06
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