2
V201703A
Table of contents
1. General information.............................................................................................................................................. 3
1.1 Getting start................................................................................................................................................. 3
1.2 Basic topology introduction....................................................................................................................... 3
1.3 Inverter family.............................................................................................................................................. 4
1.4 Overview the inverter................................................................................................................................. 4
1.5 PCB overview.............................................................................................................................................. 5
2. Troubleshooting.................................................................................................................................................... 6
2.1 How to do..................................................................................................................................................... 6
2.2 Check the fault information....................................................................................................................... 6
2.3 Fault condition............................................................................................................................................. 7
2.4 Test step....................................................................................................................................................... 8
3. Checking and measuring guide.......................................................................................................................... 9
3.1 Check the battery side components........................................................................................................ 9
3.2 Check the bus side components............................................................................................................ 16
3.3 Check the buck circuit.............................................................................................................................. 18
3.4 Check the INV full bridge ........................................................................................................................ 20
3.5 Check the MPPT board........................................................................................................................... 22
4. Disassembling guide.......................................................................................................................................... 23
4.1 Remove the REMOTE BOX ................................................................................................................... 23
4.2 Open the case........................................................................................................................................... 23
4.3 Remove all boards.................................................................................................. 錯誤! 尚未定義書籤。
5. Cables connection.............................................................................................................................................. 27
