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3SU19010FT500AA0ZY15
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3SU19500DK800AA0
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3SU19500DM800AA0
3SU19500DN800AA0
3SU19500DP800AA0
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3SU19500DR800AA0
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3SU19500DX800AA0
3SU19500FA800AA0
3SU19500HJ100AA0
3SU19500HK100AA0
3SU19500HL100AA0

按主觸點連接回路的形式分為：直
接觸器（圖5）
接觸器（圖5）
流接觸器、交流接觸器。
按操作機構(gòu)分為：電磁式接觸器、永磁式接觸器。
永磁交流接觸器是利用磁極的同性相斥、用永磁驅(qū)動機構(gòu)取代傳統(tǒng)的電磁鐵驅(qū)動機構(gòu)而形成的一種微功耗接觸器國內(nèi)成熟的產(chǎn)品型號：CJ20J、NSFC1、NSFC2、NSFC3、NSFC4、NSFC5、NSFC12、NSFC19、CJ40J、NSFMR。3TH42441XA4
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另一半是活動鐵芯，構(gòu)造和固定鐵芯一樣，用以帶動主接點和接點的閉合斷開。
20A以上的接觸器加有滅弧罩，利用電路斷開時產(chǎn)生的電磁力，快速拉斷電弧，保護接點。
接觸器可高頻率操作，做為電源開啟與切斷控制時﹐高操作頻率可達每小時1200次。
接觸器的使用壽命很高，機械壽命通常為數(shù)百萬次至一千萬次，電壽命一般則為數(shù)十萬次至數(shù)百萬次。
技術(shù)發(fā)展
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半導(dǎo)體接觸器：半導(dǎo)體接觸器是一種通過改變電路回路的導(dǎo)通狀態(tài)和斷路狀態(tài)而完成電流操作的接觸器。
永磁接觸器：永磁交流接觸器是利用磁極的同性相斥、相吸的原理，用永磁驅(qū)動機構(gòu)取代傳統(tǒng)的電磁鐵驅(qū)動機構(gòu)而形成的一種微功耗接觸器。
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