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ZD-6電動轉轍機移位接觸器的要求是什么?【道岔】

作者:煤礦安全網 2015-08-05 19:59 來源:煤礦安全網

ZD-6電動轉轍機移位接觸器的要求是什么?【道岔】

答:移位接觸器應符合下列要求:(1)當主銷折斷時,接點應可靠斷開,切斷道岔表示;(2)頂桿和觸頭間隙為1.5mm時,接點不應斷開,用2.5mm墊片試驗或用備用銷帶動道岔(或推拉動作桿)試驗時,接點應斷開,非經人工恢復不得接通電路。其“復位按鈕”在所加外力復位過程中不得引起接點簧片變形。

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