Enhance your cable management with our Light Duty Cable Trays, featuring a 15mm wall height for lightweight yet durable support. Made from pre-galvanized steel, these trays offer excellent corrosion resistance and longevity. In many cases, increasing width provides better airflow. 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. 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 ladder systems and cable tray systems are designed for use as supports for cables and not as enclosures giving full mechanical protection. They are not intended to be used as ladders, walk ways or support for people as this can cause personal injury and also damage the system and any. The ladder-type cable tray is designed with two long side rails that are connected by evenly spaced rungs, resembling a ladder. Q2) to be joined together 15mm Non Return Flange Slides Holes punched at 25mm Centers Pre-Galvanised Steel (PG) Industry Standard Specifications. Sold per 3 Meter Length 50mm Variable Riser for Light Duty.