User Manual 1
Contents
1. Introduction .............................................................................................................................................................. 4
1.1. Introduction ....................................................................................................................................................... 4
1.2. How to Use this manual ..................................................................................................................................... 4
1.3. Applied Designations (Warning, Caution, Note)............................................................................................... 4
1.4. Important Safety Information ............................................................................................................................ 4
1.5. General Safety Rules for Working on Electrical Equipment ............................................................................. 5
1.6. System Sizing .................................................................................................................................................... 6
2. Technical Description of Inverters ........................................................................................................................... 7
2.1. Mechanical design ............................................................................................................................................. 7
2.2. Electrical system design .................................................................................................................................... 8
2.3. The illustration of derating and limit the input power ....................................................................................... 8
3. Operation mode illustration of the inverter .............................................................................................................. 9
3.1. Wait mode.......................................................................................................................................................... 9
3.2. Check mode ....................................................................................................................................................... 9
3.3. Normal mode ..................................................................................................................................................... 9
3.4. Fault mode ......................................................................................................................................................... 9
3.5. Flash mode ....................................................................................................................................................... 10
3.6. Shut down ........................................................................................................................................................ 10
4. Installation and startup ............................................................................................................................................ 10
4.1. Installation precaution ..................................................................................................................................... 10
4.2. Install steps ...................................................................................................................................................... 11
4.2.1 Install on the wall ...................................................................................................................................... 11
4.2.2 Install on the bracket .................................................................................................................................. 12
4.3. Electrical connection ....................................................................................................................................... 13
4.3.1. Connection to the grid (AC output) .......................................................................................................... 13
4.3.2. Connection to PV generator (DC input) ................................................................................................... 14
4.3.3. Grounding the inverter .............................................................................................................................. 17
4.4. Test run ............................................................................................................................................................ 18
5. Human Machine Interface ...................................................................................................................................... 19
5.1. Control and Display Panel ............................................................................................................................... 19
5.2. LED Display .................................................................................................................................................... 20
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