Wire mesh or basket systems can be suitable in some installations, but their splice and support details need especially careful review when significant seismic movement is expected. Channel trays are generally better reserved for light-duty runs rather than major seismic distribution routes. Move and Change Shape: Ground shaking from an earthquake can make cable trays move and bend. Our team of experts can help you select the best cable tray series for your. Cable trays are systems used for the safe transportation and protection of electrical cables, designed to fit the pathways within buildings and structural installations. us/cablofil for complete seismic catalog Earthquake Sway Brace Systems for Cable Trays Legrand/Cablofil has joined with Loos and Company, the industry's top manufacturer of Seismic Wire Rope/Cable™ Bracing, to provide a comprehensive and unique line of. EAE Seismic Support Systems offer rigid solutions for installations that require earthquake protection.