TABLE OF CONTENTS
Important Safety Instructions..............................................................................................................2
Radio interference statement............................................................................................................................... 2
Safety Instructions................................................................................................................................................ 3
APsystems YC1000-3 System Introduction..........................................................................................4
APsystems Three-phase Microinverter YC1000-3............................................................................... 6
APsystems Microinverter System Installation.................................................................................... 7
Additional Installation components from APsystems..........................................................................................7
Required Parts and Tools from you...................................................................................................................... 7
Installation Procedures......................................................................................................................................... 8
Step 1 - Lay the AC bus according to the arrangement of APsystems Microinverter.................................. 8
Step 2 - Attaching the APsystems Microinverters to the Racking................................................................ 8
Step 3 - Attaching the antenna to the Microinverter, and keep the antenna vertical to the earth........... 9
Step 4 - Connecting the APsystems Microinverter AC Cables to the AC bus cable..................................... 9
Step 5 - Connecting APsystems Microinverters to the PV Module............................................................ 10
Step 7 - Installing the AC Branch Circuit Junction Box................................................................................11
Step 8 - Completing the APsystems Installation Map.................................................................................11
APsystems microinverter system operating instructions................................................................. 12
Troubleshooting................................................................................................................................. 12
Status Indications and Error Reporting...............................................................................................................13
Troubleshooting a non-operating APsystems Microinverter............................................................................. 14
Replace a microinverter.....................................................................................................................15
Technical Data.................................................................................................................................... 16
APsystems YC1000-3-208 Microinverter Datasheet...........................................................................................17
APsystems YC1000-3-480 Microinverter Datasheet...........................................................................................18
Wiring Diagram.................................................................................................................................. 20
Sample Wiring Diagram - 120V/ 208V Three Phase........................................................................................... 20
Sample Wiring Diagram - 277V/ 480V Three Phase........................................................................................... 21