V
Contents
All Rights Reserved .....................................................................................................I
About This Manual......................................................................................................II
1 Safety Instructions ............................................................................................1
1.1 Unpacking and Inspection ...............................................................................2
1.2 Installation Safety ...........................................................................................2
1.3 Electrical Connection Safety............................................................................3
1.4 Operation Safety ............................................................................................5
1.5 Maintenance Safety........................................................................................5
1.6 Disposal Safety ..............................................................................................6
2 Product Description ..........................................................................................7
2.1 System Introduction........................................................................................7
2.2 Product Introduction........................................................................................7
2.3 Symbols on the Product ..................................................................................9
2.4 LED Indicator ...............................................................................................10
2.5 DC Switch....................................................................................................10
2.6 PV Energy Storage System (PV ESS) ............................................................ 11
2.6.1 PV ESS Introduction............................................................................ 11
2.6.2 Declaration For Back-Up Function........................................................12
2.6.3 Energy Management ...........................................................................13
2.7 Parallel System ............................................................................................15
2.7.1 Grid-connected Parallel System ...........................................................15
2.7.2 Off-grid Parallel System.......................................................................17
2.8 PV Storage and EV-Charging System ............................................................20
2.9 Retrofitting the Existing PV System................................................................21
2.10 Retrofitted PV Storage and EV-Charging System ..........................................23
3 Function Description ......................................................................................24
3.1 Safety Function ............................................................................................24
3.1.1 Protection...........................................................................................24
3.1.2 Earth Fault Alarm ................................................................................24
3.2 Energy Conversion and Management ............................................................24
3.2.1 Power Derating...................................................................................24
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