This architectural drawing is 2D design of single line electrical diagram DC in detail AutoCAD drawing, CAD file, dwg file. Instead of showing each of the three phases with its own line in a single line diagram, only one conductor is shown. When it comes to intricate systems in substations, a single line diagram makes it simple to comprehend an electrical system. For more details and information download the drawing file. Thank you for visiting our website cadbull.com.