This short shows key steps: cutting sheet metal to size, punching or slotting for wire access, bending edges to form the tray shape, welding joints for strength, and smoothing edges for safety. Producing cable trays involves a detailed and precise process aimed at creating a robust and efficient system for managing electrical cables. The method gives details of how the work will be carried out andmaintain spacing or to keep cables in place when the tray is ect the minimum bend ra-dius for cables as they exit the bottom of the cable tray. The following pages address the 2014 National Electrical Code® requirements for cable tray systems as well as design. OBO BETTERMANN has offered prod-ucts and solutions for electrical instal-lation for over 100 years. Our focus has always been on solutions from the field of cable support systems.
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