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JN4.CJ電動操作機構

更新:2013/9/23 15:37:10      點擊:
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采用電動機驅動蝸輪蝸桿減速裝S,帶動輸出軸工作,輸出軸采用垂直安裝,具有噪音小的特點。采用電氣分、合閘終點限位幵關與機械限位裝罝相配合的方弍,使機構主軸限制在準確位罝。機構箱內設有遠控、近控開關,可實現就地電動和遠方控制分、合閘操作,并可用搖把進行人力分、合閘操作,通過搖把的 插入與拔出,自動實現手動與電動相互閉鎖。采用了先進、可靠、免維護的電子式電動機保護器,該保護器是根據電動機構的運行特點設計的,采用電流檢測技術,無需 外電源,對電動機運行中的對稱性故障(如過載、堵轉等)及非對稱性故障(如斷相、電流不平衡等)具有可靠的保護功能。機構箱正常裝設8常開、8常閉觸點的輔助開關,由轉軸帶動輔助開關切換,在隔離開關合閘或分閘位罝時發出相應的信號。 CJ5和CJ6電動機構的電氣原理及內部結構相同,只是安裝背板有所區別,通過變換安裝可實現CJ系列機構之間的互換

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