Standard Single Line Diagram. Single line symbols electrical symbols used to represent various electrical devices for usages in electrical schematic design. Single line diagram symbols is fundamental elements to indicate power distribution system including necessary information for the electrical equipment protection and monitoring to be employed in the power generation distribution.
Its emphasis is on communicating the functions of the power equipment and the associated protection and control system. Voltage phase frequency ii. Line diagrams provide a fast easy understanding of the connections and use of components.
Basics 6 72 kv 3 line diagram.
The single line diagram sld is the most basic of the set of diagrams that are used to document the electrical functionality of the substation. Line diagrams provide a fast easy understanding of the connections and use of components. Issue 1 sheet 2 of 40 docno. The single line diagram is circuit diagram where one line is shown to represent three phases of a three phase power system.