All trays must undergo salt spray tests and coating thickness tests to ensure the coatings meet the durability levels required under the IEC standard for cable tray. Know more about Demand Factor as Per NEC IEC 61537 considers environmental exposure in defining tray performance. Cable trays play a crucial role in ensuring the safety and efficiency of electrical and communication systems. The process described here takes a systematic approach to ensuring that cable tray installations meet safety, reliability, and project-specific needs while following to. If there is no strict testing and required standards, it is impossible to avoid the excessively harmful chemical elements contained in the cable tray, which will directly endanger human health and destroy ecological safety. 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. Get the Editable Installation Checklists for Cable Trays, Ladders & Conduits with the Full ITP Template to use them at construction sites.