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CJ12-400交流接觸器使用中遇到的問題

日期:2025-02-06 03:49
瀏覽次數(shù):680
摘要:
 CJ12-400交流接觸器使用中遇到的問題
CJ12-400交流接觸器在使用到1--2年后大都會出現(xiàn)很大的噪音,觸頭還是很好的,即使打磨一下鐵心打接觸面也很難解決問題,有什么好的辦法解決呢?
 
1 鐵芯面打磨后是否上下面接觸良好;可手動加壓試一試;
2 解體檢查后是否安裝準(zhǔn)確,有無錯位,卡澀等現(xiàn)象(彈簧,鐵心等)
3 線圈是否有匝間短路現(xiàn)象,同一型號出現(xiàn)同一問題,可能質(zhì)量有問題,你可以將一新的線圈裝在有聲音的舊接觸器上試一試就知道了
4 控制回路有無其它并聯(lián)串電回路
5 各部件有無松動現(xiàn)象
6 電壓是否過低
7 彈簧超行程是否過大
8 鐵芯極面是否有異物  
9 短路環(huán)是否斷裂

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