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“無極繩”安全保護

1、安全保護及控制功能描述

制動器動作失效保護

電機啟動前,制動器必須松閘,即處于非制動狀態。若電機啟動前,制動器不能及時松閘,

則電機不能啟動。

超速保護

當“無極繩”出現超速或者打滑時,保護發生動作,控制無極繩立即停止運行。

張緊力下降保護

當牽引鋼絲繩松弛等原因系統失去恒張力,設備不能安全運行,此時,系統自動停止運行。

機頭、機尾越位保護

當車輛超過停車位而未停車時,保護發生動作,控制"無極繩"立即停止運行。

 下變坡點防跑繩保護

在多變坡,負載大的起伏巷道,可能會出現鋼絲繩脫離壓繩輪的現象,影響設備的安全運行。

下變坡點防跑繩保護結構簡單,動作可靠,能有效保證鋼絲繩不脫離壓繩輪。


2、安全保護及控制功能項目一覽表

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