Sonnen Resources
https://sonnengroup.com/installation-manual/
Resources:
www.facebook.com/sonnenbatterieusa
https://sonnenusa.com/en/sonnenEvo/
The Installation of the Sonnen EVO w/ The Stack 200 requires 2 subpanel's to be installed. this allows the system to switch between 2 types of generation amperage one for on grid and 1 for when the system is in a microgrid self consumption mode.