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施耐德交流接觸器湖南總代理，施耐德湖南一級代理商-長沙江業(yè)電氣設備有限公司！ 24小時熱線18229710492(南湖機電大市場旁）

? ? ? 施耐德接觸器是用來控制一次電路的，施耐德接觸器一般是工業(yè)用品，家里生活中一般用不到施耐德接觸器，施耐德接觸器是指工業(yè)電中利用線圈流過電流產(chǎn)生磁場，使觸頭閉合，以達到控制負載的電器。施耐德接觸器由電磁系統(tǒng)、觸頭系統(tǒng)和滅弧裝置組成。其原理是當接觸器的電磁線圈通電后，會產(chǎn)生很強的磁場，使靜鐵心產(chǎn)生電磁吸力吸引銜鐵，并帶動觸頭動作：常閉觸頭斷開；常開觸頭閉合，兩者是聯(lián)動的。當線圈斷電時，電磁吸力消失，銜鐵在釋放彈簧的作用下釋放，使觸頭復原：常閉觸頭閉合；常開觸頭斷開。

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