Professional Cable Tray Manufacturer

Shandong Hongfeng Electric Group Co., Ltd.

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

How to choose the trough cable tray?

Release time:

2024-01-11

The cable tray elbow supplier bridge is located in the section with fire prevention request, and the fire-resistant or non-flammable board, net and other data or semi-type structure can be added to the cable tray and tray

The trough cable tray and its supports and hangers should be manufactured with corrosion-resistant rigid data or anti-corrosion treatment, and the anti-corrosion treatment mode should meet the requirements of engineering environment and durability when applied in corrosive environment.
The cable tray elbow supplier bridge is located in the section with fire prevention request, and the fire-resistant or non-flammable board, net and other data or semi-type structure can be added to the cable tray and tray.
And take measures such as painting fireproof coating on the surface of the bridge and its supports and hangers, and its overall fire resistance should meet the requirements of the relevant national standards or specifications.
In the places with high fire protection requirements of the project, aluminum alloy cable tray should not be used.
The width and height of the trough cable tray elbow supplier shall be selected in accordance with the request of the filling rate.
Under normal conditions, the filling rate in the ladder and tray of the cable is 40% 50% for power cable and 50% 70% for control cable, and a margin of 10% and 25% should be reserved for the development of the project.
When selecting the load grade of the cable tray, the working uniformly distributed load of the cable tray should not be greater than the rated uniformly distributed load of the selected cable tray.
If the practical span of the support and hanger of the cable tray is not equal to 2m, the working uniformly distributed load should meet the request.
Under the condition of meeting the corresponding load, the specifications and dimensions of various components and hangers should match the straight line segment and bend series of pallet and ladder frame.

Keywords：

Design standard for cable tray

Select the type and quantity of reference cables for cable tray design

Design standard for cable tray

Select the type and quantity of reference cables for cable tray design