The type of cable tray and variety of options:

　　1，屏蔽電氣干擾的電纜網絡或外部保護 (如︰ 腐蝕性液體、 可燃粉塵和其他環境) 影響的要求，應使用 (FB) 槽的種類型復合防腐屏蔽的電纜橋架 。

　　1, electrical interference shielding cable network or external protection (such as: corrosive liquid, combustible dust and other environmental requirements, should be used (FB) slot types composite anticorrosion shielding cable tray.

　　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, strong corrosive environment (F) should be adopted for the composite epoxy resin anticorrosion flame retardant cable tray. Bracket, bracket also want to choose the same material, improve the service life of the bridge and accessories, cable tray. In easy to dust and should cover the environment or other outdoor places should be flat.

　　3、除上述情況外，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 situation, we can choose according to the site environment and technical requirements also, groove, cascade type, tray type of glass or steel anti-corrosion flame-retardant cable tray type bridge. In easy to dust and should cover the environment or other outdoor places should be flat.

　　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 channel or outdoor across the road segment, the bottom rung of appropriate to add at the bottom of the plate or use tray in the segment. When large span across the public channel, can according to user requirements to improve bridge load capacity or line selection.

　　5、大跨距（>3m）要選用復合型橋架（FB）。

　　5, large span (> 3 m) to select composite bridge (FB).

　　6、戶外要選用復合環氧樹脂橋架（F）。

　　6, outdoor should choose epoxy resin composite bridge (F).

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