文章来源：/ 作者：电缆桥架厂家发布时间：2023-07-20 浏览次数：11
Cable tray classification
At present, the commonly used cable trays in the market are mainly divided into two categories. One type is the popular open cable tray abroad, which is mainly composed of grid cable trays. The other type is the fully enclosed or semi enclosed trough type cable tray, ladder type cable tray, and tray type cable tray commonly used in domestic engineering projects; In addition, there are also fiberglass cable trays and so on.
And according to the different materials, there are several main types of cable trays, including stainless steel trays, aluminum alloy trays, fiberglass trays, and PVC trays.
The role of cable trays
Cable trays have three common functions: supporting cables, protecting cables, and managing cables.
Supporting cables and optical fibers is the main function of cable trays, such as grid trays using European welding technology, where each welding point can carry a weight of 500 kilograms of cables and optical fibers. Ladder type cable trays have good support for some large-span cable trays, so many comprehensive wiring systems with high load-bearing requirements use large-span cable trays.
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