Cable tray accessories and hangers

Cable tray hanger accessories are essential components used to suspend, support, and stabilize cable trays in overhead or wall-mounted installations, ensuring safety, structural integrity, and organized cable management.

Overview of Cable Tray Hanger Accessories

Cable tray hanger accessories are designed to support horizontal or vertical runs of cable trays, maintaining proper alignment and preventing sagging or mechanical failure. They are critical for both commercial and industrial installations, providing stability and facilitating maintenance and future upgrades .

Common Types of Hanger Accessories

• Hanging Bars and Clamps: Slotted bars or clamps attach to the sides of cable trays and are suspended from threaded rods. They allow adjustable positioning and secure the tray from overhead structures .
• Threaded Rods: Used to connect ceiling or overhead structures to hanging bars or clamps. They can be cut to length and are often paired with nuts and washers for secure installation .
• Wall-Mounted Supports: Brackets designed for horizontal or vertical wall installation provide stability and maintain proper tray alignment. They are fixed using bolts or expansion anchors .
• Connectors and Splicers: These join two sections of cable trays or connect trays at directional changes, ensuring continuity and structural integrity .
• Expansion Anchors and Bolts: Used to secure wall or ceiling-mounted supports, ensuring the system can withstand tensile forces, vibrations, and load stresses .
• Grounding Accessories: Special conductors, grounding clamps, and washers with teeth enhance electrical safety by preventing static, EMI, and electric shock .

Material and Load Considerations

Hanger accessories are typically made from steel, zinc-plated metal, or corrosion-resistant alloys to ensure durability and long-term performance. Load-bearing capacity depends on the tray type, spacing of supports, and installation method, with some systems supporting up to 280 lbs per foot when properly suspended .

Additional Functional Accessories

• Covers and Hold-Downs: Protect cables from dust, debris, and vibration, maintaining cable integrity .
• Divider Strips and End Caps: Organize cables within trays and protect tray ends from environmental damage .

Applications

These accessories are widely used in industrial plants, commercial buildings, automotive manufacturing, and heavy machinery facilities, where organized cable routing, safety, and accessibility are critical . Using the correct combination of hangers, supports, and connectors ensures a stable, safe, and efficient cable tray system, reducing maintenance issues and enhancing the longevity of the installation.