Professional Cable Tray Manufacturer

Shandong Hongfeng Electric Group Co., Ltd.

The products can be widely used in construction, energy, power, plant.

Problems needing attention when installing trough cable tray

Release time:

2024-01-24

plate can also be used as the overall connection of the cable tray vendors. please add galvanized spring washers on the two connecting bolts at both ends of the connecting

Trough cable tray vendors to provide you with: trough bridge should pay attention to the problem.
The bridge and the bridge are connected by a connecting plate, and the connecting bolt is a semicircle head bolt.
Transport personnel are strictly prohibited in the process of bridge installation, and safety protection facilities should be provided for personnel transportation according to the on-site conditions if necessary. When the bridge is used as the grounding trunk, the ends of each layer of the bridge should be connected with the total grounding trunk by the flexible copper wire (parallel connection) of 16mm2.
Plates, nets and other fire-resistant or non-flammable materials can be added to the frame of the trough bridge to form a closed or semi-closed structure, and measures such as painting the surface of the bridge and its support can be taken.
And a coat hanger with a fire retardant coating.
In public places without suspended ceilings, combined with structural members and considering the beauty and convenient maintenance of the building, please use wall installation, column support or roof truss lower chord installation. The bridge material should be constructed in accordance with the design requirements. For the galvanized bridge, the galvanized connecting plate can also be used as the overall connection of the cable tray vendors. please add galvanized spring washers on the two connecting bolts at both ends of the connecting plate, and the use of nuts on the bridge is strictly prohibited. A connecting plate used to ground a jumper. The trough bridge is equipped with a compensation device on a straight line section of more than 30m, and the two ends of the bridge are bridged by soft copper conductors, leaving room for expansion. From the beginning to the end of the bridge, at least two locations are reliably connected to the grounding trunk.
Inspection and acceptance inspection contents: the installation of trough bridge racks should carefully carry out quality self-inspection and mutual inspection, and pay special attention to whether brackets and clothes hangers are missing, firm, deformed or distorted, lack of expansion compensation and whether the grounding of the bridge meets the requirements.

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