Separate control cables (e., UPS paralleling, communication, EPO) to prevent electromagnetic interference (EMI/EMC) issues. Here are simplified general guidelines for cable routing and laying: Group power cables (input, output, battery) together with at least 10 cm clearance between cable groups. Is your cable tray system optimized for safety, dependability, space and cost savings? 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. maintain 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. A rung spacing of 6 to 9 inches (150 to 230 mm) is preferable when the cable tray cont d for instrumentation and control applications that require. TechLine Mfg. • Assembled to Snap Track Tray with Patented Push Pin. • Rolled edge for maximum cable protection. (2) Patented Push Pins are. If a bottom cabling cabinet is configured, the customer needs to prepare a cable tray to support cables routed from the top.