The function is to provide a continuous, supported pathway that prevents cables from lying loose and vulnerable to physical damage. The system includes straight sections, fittings, and support hardware. The mechanical and electrical characteristics, tests, certifications, overall quality management, recommendations mentioned in this technical guide only apply to our own cable management ranges and cannot under any circumstances be transposed to si osure, overheating or. In industrial settings, electrical and instrumentation (E&I) cable trays or bridge racks play a critical role in organizing and supporting power, control, and signal cables across facilities. An effective layout ensures safety, minimizes interference, reduces maintenance time, and keeps the overall. association representing the major electrical equipment manufac-turers in the U. The Cable Tray ng standards, performance standards, test standards and application in this document have been tested extens ompetent professional en completely installed, without damage either to conductors or. What Exactly Are Cable Trays? A cable tray is a system built to support and protect electrical cables and wires. A cable tray is an organized support structure designed to secure and route these insulated electrical cables.