Pro Tips for Better Cable Labeling Color Code: Use different colors for power, network, or audio cables. Tag Both Ends: Label both ends of each cable to avoid confusion during maintenance. Mid-Point Tags: For cables running through ceilings or walls, add labels at multiple. Wire and cable labeling standards promote consistency, compliance, and efficiency in the management of electrical systems. 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. cable trays are equivalent. 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. Cables that aren't well-organized don't just appear messy—they can also cause serious problems: Troubleshooting Issues: Without labels, locating the correct wire during maintenance can be inefficient and error-prone. Safety Risks: Unplugging the wrong cable or cutting the right wire could damage. In modern industrial and commercial environments, tray cables have become indispensable for facilitating power, control and instrumentation wiring. Code Change Summary: New marking requirements were added for cable trays. When cable trays contain conductors rated over 600 volts they are required to.