2ContentsIntroduction ..................................................................................................................... 3Step 1. Assembly ............................................................................................................. 4Step 2. PowerRouter AC connection ............................................................................... 5External relay for the backup power supply .................................................................... 8External relay for load management................................................................................ 9Step 3: Connecting the sensor ...................................................................................... 11Step 4: Connecting the solar strings ............................................................................. 14Step 5: Connecting the batteries ................................................................................... 17Step 6: Connecting the internet connection .................................................................. 23Step 7: Initialising the PowerRouter ............................................................................... 25Three-phase self-use system ........................................................................................ 27Glossary ........................................................................................................................ 28