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儀表電纜

導致控制電纜進水的原因有哪些?

2022-03-10
作者:

1、保管時

新買的控制電纜,其兩頭均使用塑料密封套封住,但用去一段之后,余下的就用塑料紙一裹,外面用繩子一扎,密封性不好,日子一久,水汽就會滲入控制電纜。

2、控制電纜敷設時

控制電纜敷設時,其用塑料紙裹住的控制電纜頭有時會浸在水中,使水進入控制電纜;在牽引和穿管時,有時會發生外護套破裂現象。


控制電纜廠家


3、敷設后

敷設后,未及時進行控制電纜頭制作,使未經密封處理的控制電纜端口長期暴露在空氣中,甚至浸在水中,使水汽大量進入控制電纜。

4、控制電纜頭制作時

在控制電纜頭制作時(包括終端頭和中間接頭),由于制作人員的疏忽大意,控制電纜端頭有時會滑入有積水的控制電纜井中。

5、控制電纜運行時

控制電纜運行中,發生中間接頭擊穿等故障時,控制電纜井中的積水便會沿著缺口進入控制電纜;在建筑工地,外力引起控制電纜破損或擊穿,也會發生控制電纜進水。


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