What Are the Most Important Cable Tray Quality Standards? The most important standards include cable tray standards set forth by NEMA (VE 1 and FG 1), UL 870 for product safety certification, and ISO 9001 for quality management systems. 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. association representing the major electrical equipment manufac-turers in the U. Cable management infrastructure is a critical but often underspecified element of industrial and commercial electrical. This standard specifies the requirements for nonmetallic cable trays and associated fittings designed for use in accordance with the rules of the Canadian Electrical Code (CEC) Part 1, and the National Electrical Code® (NEC). Standard for Non-Metallic Cable Tray Systems 2. Span support criteria shall be as specified (Reference the following table): 3. Nominal loading depth (as required): 2” (51mm), 3” (76mm), 5”.
[PDF Version]