This architectural drawing is a Design of a single-line electric diagram AC in detail AutoCAD 2D drawing, CAD file, dwg file. Instead of depicting each of the three phases with distinct lines, a single conductor is represented with a single line in a single-line diagram. A single-line diagram simplifies the understanding of an electrical system, especially in the case of complex systems at substations. For more details and information download the drawing file. Thank you for visiting our website cadbull.com.