Cable Tray Section | Roll Forming Machine Electrical System

Cable Tray Section

1. Technical Definition

A cable tray section is a structural cable management component used to support and route electrical cables along a machine or facility.

Cable trays create an open support system that allows electrical wiring to run safely while remaining accessible for inspection and maintenance.

In roll forming machines, cable tray sections are commonly used to route wiring for systems such as:

• Drive motors

• PLC control systems

• Servo drives

• Sensors and encoders

• Hydraulic power unit controls

• Safety systems

Cable trays allow cables to be installed along the machine frame while keeping them organized, protected, and easy to access.

2. Where It Is Located

Cable tray sections are installed along the machine structure or facility framework rather than inside electrical cabinets.

Typical locations include:

• Along roll forming machine frames

• Above machine lines on support structures

• Along production line walkways

• Between electrical cabinets and machine components

• Along conveyor and stacker systems

Multiple tray sections are connected together to create continuous cable routing pathways.

3. Primary Functions

3.1 Support Electrical Cables

Cable trays carry the weight of cable bundles along the machine.

3.2 Organize Cable Routing

They provide structured pathways for routing machine wiring.

3.3 Protect Cables

Trays protect cables from mechanical damage and interference with moving machine parts.

3.4 Simplify Maintenance

Open tray systems allow technicians to inspect or modify wiring easily.

4. How It Works

Cable tray sections work as open cable support structures.

Typical installation process:

1. Tray sections are mounted along the machine frame or support structure.

2. Sections are connected to form a continuous cable path.

3. Electrical cables are laid inside the tray.

4. Cable ties or clamps secure cables in place.

5. Covers may be installed for additional protection if required.

This system allows cables to be routed across long distances safely.

5. Types of Cable Tray Sections

Ladder Cable Tray

Features two side rails connected by cross members.

Used for large cable bundles.

Perforated Cable Tray

Includes a solid base with ventilation holes.

Common in industrial machinery.

Wire Mesh Cable Tray

Constructed from welded wire mesh for flexible installations.

Solid Bottom Cable Tray

Fully enclosed bottom provides additional cable protection.

6. Construction & Materials

Cable tray sections are manufactured from strong structural materials designed for industrial environments.

Common materials include:

• Galvanized steel

• Stainless steel

• Aluminum

• Powder-coated steel

Important construction features include:

• Structural side rails

• Cross members or perforated bases

• Mounting brackets

• Section connection points

These materials provide durability and corrosion resistance.

7. Design Considerations

Engineers consider several factors when designing cable tray systems.

Important considerations include:

• Cable weight and quantity

• Cable bend radius requirements

• Tray load capacity

• Machine vibration levels

• Environmental conditions

Proper tray sizing ensures reliable cable support.

8. Load & Stress Conditions

Cable tray sections must withstand:

• Weight of cable bundles

• Machine vibration

• Thermal expansion of cables

• Mechanical stress during installation

Tray supports are typically installed at regular intervals to distribute load.

9. High-Speed Production Considerations

High-speed roll forming machines require reliable cable routing systems.

Cable trays help maintain safe separation between electrical cables and moving machine components.

Proper cable routing also reduces electrical noise and signal interference.

10. Heavy Gauge Applications

Heavy gauge roll forming machines often require large cable bundles for high-power motors and hydraulic systems.

Heavy-duty cable tray sections are typically used to support these cables.

11. Light Gauge Applications

Light gauge roll forming machines use smaller cable systems but may require extensive sensor and control wiring.

Cable trays help organize these wiring systems along the machine structure.

12. Common Failure Causes

Cable tray sections may fail due to:

• Overloading from excessive cable weight

• Corrosion in harsh environments

• Improper mounting or support spacing

• Mechanical impact from equipment

Routine inspection helps prevent structural failure.

13. Symptoms of Cable Tray Issues

Technicians may notice:

• Tray sections bending or sagging

• Loose mounting brackets

• Corrosion or rust on tray surfaces

• Cables shifting or falling out of the tray

These issues may require tray repair or replacement.

14. Installation Requirements

Proper installation of cable tray sections includes:

• Mounting trays securely to machine structures

• Connecting sections using appropriate couplers

• Maintaining correct support spacing

• Ensuring cables are properly secured within the tray

Correct installation ensures reliable cable support.

15. Maintenance Requirements

Routine maintenance should include:

• Inspecting tray mounting brackets

• Checking for corrosion or structural damage

• Verifying cable support and routing

• Replacing damaged tray sections

Regular inspection helps maintain cable system reliability.

16. Typical Replacement Cost

Cable tray sections vary in price depending on size and material.

Typical price ranges include:

Small cable tray section
$30 – $120

Industrial steel cable tray
$120 – $400

Heavy-duty stainless steel tray
$400 – $900+

Installation labor may increase overall cost.

17. Safety Considerations

Damaged cable tray sections may lead to:

• Poor cable support

• Increased risk of cable damage

• Wiring interference with moving machine parts

• Unsafe cable routing conditions

Proper tray installation improves machine safety and cable reliability.

18. Role in Roll Forming Machine Assemblies

Cable tray sections support wiring connected to many roll forming machine systems including:

• Main drive motors

• Servo control systems

• Hydraulic power units

• PLC control cabinets

• Sensor and encoder systems

• Machine safety circuits

They provide a structured cable routing system along the roll forming production line.

Engineering Summary

The cable tray section is a structural cable management component used to support and route electrical cables along roll forming machines.

It:

• Supports cable bundles

• Organizes cable routing along the machine

• Protects wiring from mechanical damage

• Simplifies cable inspection and maintenance

• Improves machine electrical reliability

Cable tray sections are essential components for maintaining organized and protected cable systems in roll forming machine installations.

Technical FAQ

What is a cable tray section?

It is a structural component used to support and route electrical cables along machines or industrial structures.

Why are cable trays used in roll forming machines?

They organize cables and keep wiring safely routed along the machine structure.

What materials are cable trays made from?

Common materials include galvanized steel, stainless steel, and aluminum.

Are cable tray sections modular?

Yes. Tray sections connect together to create long cable routing systems.

Do cable trays require regular inspection?

Yes. They should be inspected to ensure proper cable support and structural integrity.