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操作中發生帶負荷錯拉、錯合隔離開關時怎么辦?

文章來源:河南福翔科創高壓電器有限公司

錯拉隔離開關在觸頭剛分開時便產生電弧,這時應立即合上,可以熄滅電弧,避免事故,但如刀閘已全部拉開,則不允許將誤拉的刀閘再合上,若是單級刀閘,操作一相后發現錯拉對其它兩相則不應繼續操作。

錯合隔離開關時,即使在合閘時發生電弧,也不準將隔離開關再拉開。因為帶負荷拉、合隔離開關將造成弧光放電,燒損設備。

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