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What are the cable trays inside an electrical distribution box?
31 Aug,2025
Cable trays inside an electrical distribution box, also known as cable channels or wire channels, are structures designed to organize and secure cables and wires. These trays are typically made from insulating materials such as PVC or metal to prevent short circuits between wires and protect them from external damage.
The design and installation of cable trays are critical to the safety and stable operation of an electrical distribution box. A well-planned cable tray layout ensures that wires are arranged in an orderly manner, preventing tangling and crossing, thereby reducing electromagnetic interference and heat buildup between wires. Additionally, cable trays provide protection for wires, preventing them from being damaged by external objects.
When installing wires, it is essential to select the appropriate cable tray size based on the specifications and quantity of the wires. To ensure safety, wires within the cable tray should maintain proper spacing and avoid excessive bending or twisting.
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