What is One-line diagram?
[[File:One-line diagram.svg|thumb|One-line diagram]] The '''one-line diagram''' (or '''single-line diagram''') is a [[diagram]] that shows a [[Three-phase electric power|three-phase power system]] in a simple way. It is used in many power-related applications. Each electrical element is represented by a unique symbol. Although it describes three-phase electricity, only one [[Electrical conductor|conductor]] is shown in the diagram. [[Category:Electricity]] [[Category:Diagrams]] {{sci-stub}}