桥架的安装范围是很广泛的，它不仅可以安装在室外同时也可以安装在室内，但是安装在室外和安装在室内它们的操作方式是不同的，那么 济南电缆桥架在室内进行布线的实际操作是怎样的呢？

The installation range of cable tray is very wide. It can be installed not only outdoors but also indoors, but their operation modes are different when installed outdoors and indoors. What is the actual operation of Jinan cable tray when wiring indoors?

（1）在室内采用电缆桥架布线时，其电缆不应有黄麻或其他易延燃材料外护层。

(1) When cable tray wiring is adopted indoors, its cable shall not have outer sheath of jute or other easily combustible materials.

（2）在有腐蚀或特别潮湿的场所采用电缆桥架布线时，应根据腐蚀介质的不同采取相应的防护措施，并宜选用塑料护套电缆。

(2) When cable tray wiring is used in places with corrosion or especially damp, corresponding protective measures shall be taken according to different corrosive media, and plastic sheathed cables shall be selected.

（3）电缆桥架（托盘）水平安装时的距地高度一般不宜低于2.50m，垂直安装时距地1.80m以下应加金属盖板保护，但敷设在电气用房间（如配电室，电气竖井、技术层等）内时除外。

(3) The height of cable tray (tray) from the ground shall not be less than 2.50m in horizontal installation, and metal cover plate shall be added for protection below 1.80m from the ground in vertical installation, except when it is laid in electrical rooms (such as power distribution room, electrical shaft, technical floor, etc.).

（4）电缆桥架水平安装时，宜按荷载曲线选取佳跨距进行支撑，跨距一般为1.5～3m。垂直敷设时，其固定点间距不宜大于2m。

(4) When the cable tray is installed horizontally, the best span should be selected for support according to the load curve, and the span is generally 1.5~3m. When laying vertically, the spacing between fixed points should not be greater than 2m.

（5）几组电缆桥架在同一高度平行安装时，各相邻电缆桥架间应考虑维护、检修距离。

(5) When several groups of cable bridges are installed in parallel at the same height, the distance between adjacent cable bridges shall be considered for maintenance and overhaul.

（6）在电缆桥架上可以无间距敷设电缆，电缆在桥架内横断面的填充率：电力电缆不应大于40％；控制电缆不应大于50％。

(6) The cable can be laid on the cable tray without spacing. The filling rate of the cross section of the cable in the cable tray: the power cable shall not be greater than 40%; The control cable shall not be greater than 50%.

桥架在室内进行布线的实际操作就是这样了，您对此有什么相关问题要了解就来我们网站 //www.comprepyme.com咨询吧！

This is the actual operation of cable tray wiring indoors. If you have any questions about this, please come to our website //www.comprepyme.com Consult!