電纜橋架品種的選擇：

Selection of cable tray type:

1、需屏蔽電氣干擾的電纜網路或有防護外部（如：有腐蝕液休，易燃粉塵等環境）影響的要求時，應選用（FB）類槽式復合型防腐屏蔽電纜橋架（帶蓋）。

1. (FB) trough type composite anti-corrosion shielded cable tray (with cover) shall be selected when the cable network that needs to shield electrical interference or there are requirements for protection against external influences (such as corrosive liquid, flammable dust, etc.).

2、強腐蝕性環境應采用（F）類復合環氧樹脂防腐阻燃型電纜橋架。托臂、支架也要選用同樣材料，提高橋架及附件的使用壽命，電纜橋架。在容易積灰和其它需遮蓋的環境或戶外場所宜加蓋板。

2. Class (f) composite epoxy resin anti-corrosion and flame-retardant cable tray shall be used in highly corrosive environment. The same materials shall be used for the bracket and bracket to improve the service life of the cable tray and accessories. Cover plate should be added in the environment or outdoor places where dust is easy to accumulate and other places need to be covered.

3、除上述情況外，山東電纜橋架中可根據現場還環境及技術要求選用托盤式、槽式、梯級式、玻璃防腐阻燃電纜橋架或鋼質普通型橋架。在容易積灰和其它需遮蓋的環境或戶外場所宜加蓋板。

3. In addition to the above conditions, tray type, trough type, step type, glass corrosion-resistant and flame-retardant cable tray or steel ordinary cable tray can be selected for Shandong cable tray according to the site environment and technical requirements. Cover plate should be added in the environment or outdoor places where dust is easy to accumulate and other places need to be covered.

4、在公共通道或戶外跨越道路段，底層梯級的底部宜加墊板或在該段使用托盤。大跨距跨越公共通道時，可根據用戶要求提高橋架的載荷能力或選用行架。

4. In the public passage or outdoor crossing road section, the bottom of the bottom step should be added with a base plate or a pallet in this section. When a long span crosses a public passage, the load capacity of the bridge can be improved or the traveling frame can be selected according to the user's requirements.

5、大跨距（>3m）要選用復合型橋架（FB）。

5. Composite bridge (FB) shall be selected for large span (>3m).

6、戶外要選用復合環氧樹指橋架（F）。

6. Composite epoxy tree finger bridge (f) shall be used outdoors.

電纜橋架各種彎頭型號介紹：

Introduction to various elbow models of cable tray:

1、橋架彎頭通常分為三種：水平彎、垂直彎、”之”字彎，分為兩個口，兩個連接口尺寸都是相同寬、高的。型號分為：槽式彎頭、托盤式彎頭、梯式彎頭。

1. Bridge elbows are usually divided into three types: horizontal bend, vertical bend and zigzag bend, which are divided into two openings. The two connecting openings are of the same width and height. Models are divided into: groove elbow, tray elbow and ladder elbow.

2、橋架三通分為3種：水平三通、垂直三通、異徑三通。型號分為：槽式三通、托盤式三通、梯式三通。

2. There are three types of bridge tees: horizontal tees, vertical tees and reducing tees. Models are divided into: trough tee, tray tee and ladder tee.

3、橋架四通分為2種：水平四通、垂直四通。型號分為：槽式四通、托盤式四通、梯式四通。

3. There are two types of bridge cross: horizontal cross and vertical cross. Models are divided into: groove type cross, tray type cross and ladder type cross.

4、山東電纜橋架的異徑接頭型號只有一種：槽式異徑接頭。當橋架要穿過墻或柜體時，洞口沒那么大，穿不過去的時候，就可以用異徑接頭進行連接，同時控制好線的大小度。

4. There is only one type of reducer for Shandong cable tray: trough reducer. When the cable tray needs to pass through the wall or cabinet, the hole is not so large. When it can not pass through, it can be connected with a reducing joint, and the size of the wire can be well controlled.

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