ICrafted from high-grade materials like galvanized steel, aluminum, and stainless steel, ensuring excellent corrosion resistance, wear resistance, and long service life even in harsh environments (e., high humidity, chemical exposure). Standardized dimensions and modular designs. 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. 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. 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. A wide range of closed and ventilated covers are available for the voestalpine Metsec cable tray system. Our cable support. Cable tray is a structure for supporting and organizing cables. In this guide, you will learn about the different types of cable.