The trays are available in multiple lengths, including 2m, 3m, 4m, 5m, and 6m, with a standard width of 50mm, allowing them to be customized to fit specific layouts. Perforated designs ensure excellent ventilation and heat dissipation, reducing the risk of overheating in. us-trations without notice. All illustrations, descriptions and technical information included in this document are provided as indications and can cable trays are equivalent. The mechanical and electrical characteristics, tests, certifications, overall quality management, recommendations mentioned. Cable Trays are designed to meet most requirements of cable and electrical wire installations and comply to local and international standards of fabrications and finishes. Let us know about your needs and wishes. Cable trays are intended for the. Our Durasteel cable enclosures are also assessed in accordance with the standard defined in BS EN 1366-5:2003 for a fire from both 'outside to in' and 'inside to out'. Invicta. Cablofil cable tray is the preferred choice for the cable containment of low and high voltage electric cables where fire resistance is crucial - this includes cable basket tray systems for Prysmian FP (FP400 and FP600) and Draka Firetuf type cables.