This section describes specific requirements, products, and methods of execution relating to cable management systems including tray, tray connectors, supports, brackets, engineered seismic bracing, vertical and/or horizontal offsets, grounding, and hardware for. This section describes specific requirements, products, and methods of execution relating to cable management systems including tray, tray connectors, supports, brackets, engineered seismic bracing, vertical and/or horizontal offsets, grounding, and hardware for. Cable tray (or cable ladder) systems are a popular alternative to electrical conduit systems, as they have an outstanding record for dependable service, design flexibility and cost savings in commercial and industrial applications. A properly designed and installed cable tray system will provide. 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. us-trations without notice. For proper installation, design, and maintenance, adherence to international standards is essential. Our focus has always been on solutions from the field of cable support systems. Establishing partnerships. anage copper, fiber optic, or power cables. The pathway sections shall be provided in five widths: 8" (203mm), 12" (305mm, 18" (457mm), 24" (610mm) and 30" (762mm).