Module array configuration 8 ‑ 10 kW 73
Connecting the solar module strings to the inverter 74
Connecting the battery to the inverter 78
Safety 78
Connecting the battery on the DC side 78
Connecting the LG RESU FLEX ground conductor 82
Connecting backup power - PV Point (OP) 83
Safety 83
Installation 83
Connecting backup power - Full Backup 88
Safety 88
Cabling variants including backup power circuits with 1-pin separation e.g. Austria or Aus-
tralia
88
All-pin separation cabling variant e.g. Germany, France, Spain 89
All-pin separation cabling variant, e.g. UK 90
All-pin separation cabling variant, e.g. Italy 91
Testing backup power mode 92
Connecting the data communication cable 93
Modbus participants 93
Routing data communication cables 94
Connecting the battery communication cable 96
Terminating resistors 96
Installing the WSD (wired shutdown) 98
Closing and commissioning the inverter 99
Closing the inverter's connection area/housing cover, and commissioning 99
Starting the inverter for the first time 99
Installation with the app 100
Installation using the web browser 100
Switching off current supply and restarting the inverter 102
De-energising the inverter and switching it on again 102
Settings - user interface of the inverter 103
User settings 105
User login 105
Selecting the language 105
Device configuration 106
Components 106
Functions andI/Os 107
Demand Response Modes (DRM) 108
Inverter 108
Energy management 111
Energy management 111
Examples - Time-dependent battery control 112
Allowed battery control rules 114
PV power reduction 116
Load management 116
System 118
General 118
Update 118
Setup wizard 118
Restoring the factory settings 118
Event log 118
Information 118
Licence manager 119
Support 120
Communication 121
Network 121
Modbus 122
Remote control 123
Fronius Solar API 123
Safety and grid requirements 125
5
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