Applications & Use Cases

Protective Covers and Wiring Bridges in Panel Assemblies

Understand the different functions of protective covers and wiring bridges and how to specify them for an organized panel assembly.
How to Select Busbar End Caps article cover
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Two accessories with different jobs

A protective cover shields a compatible connection area, while a wiring bridge creates an intentional electrical connection between defined points. They should not be treated as interchangeable accessories.

Start from the assembly layout

Confirm the terminal arrangement, spacing, number of poles and intended current path before choosing a bridge or cover. The accessory must match the exact product platform.

Specification checklist

Include enough information to reproduce the assembly accurately.

  • Compatible terminal or busbar series

  • Number of bridged positions

  • Required cover position

  • Pitch and dimensional drawing

  • Marking and quantity

Final installation check

Verify that every bridge is intentional, every unused conductive area is handled correctly and the completed panel remains easy to inspect and service.