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电缆桥架的敷设要求

发布时间:2018-07-28 浏览:963次

  电缆桥架敷设应执行以下规定;

  (l)线槽应安装牢固,无扭曲变形,线槽内的各种连接螺栓,均要由内向外穿,应尽量使螺栓的头部与线槽内壁平齐,以利敷线,不致教线时损坏导线的绝缘护层。

  (2)电缆桥架敷设应平直整齐;水平或垂直允许偏差为其长度的2x.且全长允许偏差为20mm;并列安装时,槽盖应便于开启。

  (3)电缆桥架在建筑物变形缝处,应设补偿装置。

  


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