Single Line Diagram Key. It is not to scale and will contain only very limited engineering and process information. Symbol for key diagram mv.
Having a single line allows the diagram to stay readable despite communicating a lot of information about an electrical system. It is not to scale and will contain only very limited engineering and process information. Design guide for key single line diagram 10 introduction key single line diagram is intended to show the overall electrical power distribution arrangement for a plant.
Note how much simpler and cleaner the single line diagram is compared to the schematic diagram of the same power system.
A single line diagram also referred to as a one line diagram is usually a single page document that represents a facilities electrical distribution infrastructure. Considering the applicability in case of a power plant one can have the following information from a key single line diagram. Design guide for key single line diagram 10 introduction key single line diagram is intended to show the overall electrical power distribution arrangement for a plant. Each three conductor set of power wires is shown as a single line each transformer appears as a single primary winding and single secondary winding rather than three of each each motor and generator is a simple circle.