Professional Cable Tray Manufacturer

Shandong Hongfeng Electric Group Co., Ltd.

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

Test procedure and horizontal laying of cable laying for punched bridge tray

Release time:

2023-12-19

The test steps of cable laying in punching cable tray should pay

The main contents of this paper are: 1: the test steps of punching cable tray laying; 2: horizontal laying.
The test steps of cable laying in punching cable tray should pay attention to the following three points:
1. For cables below 1KV, the insulation resistance between the lines and to the ground should not be lower than 10m Ω with 1KV shaking table.
Second, after the cable is laid, it is sealed with a rubber wrap before it is connected, and then wrapped with black tape.
Third, the cable with outer protective layer of jute or other flammable materials should not be used for the wiring of indoor cable trays and ladders of FRP bridge trays.
Horizontal laying:
The laying method of punched Cable tray supplier can be drawn manually or mechanically.
The cable shall be laid in a single layer, arranged neatly, and shall not be crossed, and the maximum allowable bending radius of the cable section shall prevail at the bend.
Cables of different levels of voltage should be laid in layers, and high-voltage cables should be laid on the upper layer.
When the cable with the same voltage is laid along the support, the horizontal net distance is not less than 35mm.
The cables are arranged neatly, and fixed points are set at both ends of the cable, on both sides of the turn and at intervals of 5 to 10m.
At this point, the test steps and horizontal laying of punched cable tray laying have been introduced, if you have anything you don't understand, you can contact us and leave a message to us!

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Differences between different materials of stainless steel cable tray

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