Mechanical Damage Risk: Since cables are exposed in open trays, they are more prone to physical damage if not installed or maintained properly. Not Ideal for Small Spaces: In compact or confined installations, trays may be difficult to install and maintain. Advantages and disadvantages of using. Discover all CAD files of the "Cable trays" category from Supplier-Certified Catalogs ✅ SOLIDWORKS, Inventor, Creo, CATIA, Solid Edge, autoCAD, Revit and many more CAD software but also as STEP, STL, IGES, STL, DWG, DXF and more neutral CAD formats. Cable tray systems are alternatives to wire ways and electrical conduit, which completely enclose cables. Cable trays are capable of supporting all types of wiring: such as High Voltage Power Lines. In industries like food processing, pharmaceuticals, and chemical manufacturing, the best stainless steel cable tray often stands out as. Cable trays support insulated electrical cables in industrial and commercial settings.