Side-by-side reference

Understand the difference.

Compare the meaning, drawing context and source references of two entries. A similar graphic or shared abbreviation does not establish equivalence.

First referenceCompare with

Busway

GA objects

Busbar trunking

Busbar trunking transports and distributes electrical power using a selected enclosed conductor system. The physical GA route can include straight sections, joints, bends and connection units defined by the manufacturer. The SLD represents the electrical connections rather than those physical details.

Drawing use: GA
Application: Equipment layouts
Reference family: Manufacturer

A distinction that matters

An SLD busbar line is an electrical node; busbar trunking is an actual distribution assembly with defined geometry.

Full reference

Board

GA objects

Switchboard

A switchboard arrangement combines distribution equipment in an assembly whose configuration is defined by the selected design and manufacturer. A GA describes physical sections and interfaces; an SLD describes electrical connections and device functions.

Drawing use: GA
Application: Power distribution
Reference family: Manufacturer

A distinction that matters

A generic switchboard outline is not a production drawing, assembly design or verified installation envelope.

Full reference

Original educational previews. Follow the source references on each full entry for the appropriate standard or selected product.