On the Modify | Cable Trays tab, specify a command. Drag the control to move or extend the cable tray segment to a new endpoint, or to connect with another cable tray. Drag the. 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. Whether you're building a commercial setup or upgrading an industrial plant, proper cable tray installation ensures neat wiring, safe access, and easy maintenance. This guide breaks down the process step by step. Whether for installation or routine inspections, a well-designed cable tray access path not only enhances operational efficiency but. Hubbell's NEXTFRAME® Ladder Tray is the effective and widely used cable runway that supports and delivers bundles of cable between cabinets, racks, and closets, along walls, and suspended from ceilings. The Ladder Tray features light, rugged, tubular steel construction.