I’m feeding a 100 amp sub panel. In coming ground from 200 amp is connected to this bonded ground bus bar. Biggest difference between a subpanel and a main panel is Collection of square d homeline 100 amp panel wiring diagram. 100 amp sub panel wiring diagram . Remove the lowest amp rated circuit breaker from the main panel to make space for the new sub panel, then route or extend the wires to the new panel. They usually are also useful regarding making repairs. A sub panel wiring diagram from wiring 30 amp sub panel , source:94.type.motte4.de electrical adding an electric range oven in house with only 100amp from wiring 30 amp sub panel , source:diy.stackexchange.com I'm adding a 100amp (homeline) main lug load center in my attached garage. You will need to run four wires to the sub panel. More about wiring a sub panel. When and the way to use a wiring diagram use wiring layouts to assist within building or producing the circuit or perhaps electronic device. ...