Cable trays also have covers
Usually, it has another section that encloses the cables within the tray called a "cover" or "lidding" section. Cable tray covers are protective enclosures that shield cables from environmental hazards while ensuring compliance with safety standards like NEC 392. eferred to support and protect numerous small instrumentation and control cables. Because of its closed design, this type of tray should e used in applications where there is minimal risk of heat generation and buildup.
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