This architectural drawing is the Main power supply and protection board in detail AutoCAD 2D drawing, CAD file, dwg file. This safety function keeps track of the operating temperature of the entire power supply and turns the unit off if it becomes too high. Over Current Defense. The power supply automatically shuts off if the specified limit is exceeded by the load on any of the output rails. For more details and information download the drawing file. Thank you for visiting our website cadbull.com.