Fronius Symo GEN24 3.0

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Operating mode

– Inverter with

battery and sev-

eral Smart

Meters

Operating mode

- inverter with

battery, AC-

coupled to an-

other inverter

Main Page

Table of Contents3
Safety Rules7
Explanation of Safety Notices7
Safety7
General7
Environmental Conditions8
Qualified Personnel8
Noise Emission Values8
EMC Measures9
Backup Power9
Data Protection10
Copyright10
Protective Earthing (PE)10
General Information11
Fronius Symo GEN2413
Device Concept13
Function Overview13
Fronius up14
Scope of Supply14
Intended Use14
Thermal Concept15
Fronius Solar.web15
Local Communication16
The Various Operating Modes17
Operating Modes - Explanation of Symbols17
Operating Mode - Inverter with Battery17
Operating Mode - Inverter with Battery and Several Smart Meters18
Operating Mode - Inverter with Battery, AC-Coupled to Another Inverter18
Operating Mode - Inverter with Battery and Ohmpilot19
Operating Mode - Inverter with Battery and Additional Inverter19
Energy Flow Direction of the Inverter19
Operating States (Only for Systems with a Battery)20
Energy Saving Mode21
General21
Switch-Off Conditions21
Switch-On Conditions21
Special Case21
Indication of Energy Saving Mode22
Suitable Batteries23
General23
BYD Battery-Box Premium23
Lg Resu Flex24
Manual System Start26
Requirements26
Notification of System Shutdown26
Manual Battery Start after System Shutdown26
Starting Backup Power Operation after a System Shutdown26
Protection of People and Equipment27
Central Grid and System Protection27
WSD (Wired Shutdown)27
Rcmu27
Safe State27
Surge Protective Device27
Control Elements and Connections28
Connection Area28
Connection Area Divider29
Ground Electrode Terminal29
DC Disconnector30
Data Communication Area30
Button Functions and LED Status Indicator32
Internal Schematic Connection Diagram of the Ios33
Backup Power Variant - PV Point (OP)35
General37
PV Point (OP)37
Explanation - PV Point (OP)37
Installation39
General41
Quick-Lock System41
Warning Notices on the Device41
System Component Compatibility42
Installation Location and Position43
Choosing the Location of the Inverter43
Choosing the Location of Third-Party Batteries44
Installation Position of Inverter44
Install the Mounting Bracket and Hang up the Inverter46
Selecting the Fixing Material46
Properties of the Mounting Bracket46
Do Not Deform the Mounting Bracket46
Fitting the Mounting Bracket to a Wall46
Installing the Mounting Bracket on a Mast or Beam47
Attaching the Mounting Bracket to Mounting Rails48
Attaching the Inverter to the Mounting Bracket48
Prerequisites for Connecting the Inverter49
Permissible Cables for the Electrical Connection49
Permitted Cables for the Data Communication Connection49
Cross Section of the AC Cable50
Cross Section of the DC Cable51
Maximum Alternating Current Fuse Protection51
Connecting the Inverter to the Public Grid (AC Side)52
Safety52
Connecting Solar Module Strings to the Inverter55
General Comments Regarding PV Modules55
Safety55
Module Array - General Information56
Module Array Configuration3 - 5 Kw56
Connecting the Solar Module Strings to the Inverter57
Connecting the Battery to the Inverter61
Safety61
Connecting the Battery on the DC Side61
Connecting the LG RESU FLEX Ground Conductor65
Connecting Backup Power - PV Point (OP)66
Safety66
Installation66
Connecting the Data Communication Cable71
Modbus Participants71
Routing Data Communication Cables72
Connecting the Battery Communication Cable74
Terminating Resistors74
Installing the WSD (Wired Shutdown)76
Closing and Commissioning the Inverter77
Closing the Inverter's Connection Area/Housing Cover, and Commissioning77
Starting the Inverter for the First Time77
Installation with the App78
Installation Using the Web Browser78
Switching off Current Supply and Restarting the Inverter80
Energising the Inverter and Switching It on Again80
Settings - User Interface of the Inverter81
User Settings83
User Login83
Selecting the Language83
Device Configuration84
Components84
Functions Andi/Os84
Demand Response Modes (DRM)86
Inverter86
Energy Management89
Examples - Time-Dependent Battery Control90
Allowed Battery Control Rules92
PV Power Reduction94
Load Management94
System96
General96
Update96
Setup Wizard96
Restoring the Factory Settings96
Event Log96
Information96
Licence Manager97
Support98
Communication99
Network99
Modbus100
Remote Control101
Fronius Solar API101
Safety and Grid Requirements103
Country Setup103
Feed-In Limitation103
Dynamic Power Regulation with Several Inverters105
Connection Diagram - 4 Relay109
I/O Power Management110
I/O Power Management Settings - 4 Relays110
Connection Diagram - 3 Relay111
I/O Power Management Settings - 3 Relays112
Connection Diagram - 2 Relay113
I/O Power Management Settings - 2 Relays114
Connection Diagram - 1 Relay115
I/O Power Management Settings - 1 Relay116
Autotest(Cei 0-21)116
Options119
Surge Protective Device (SPD)121
General121
Safety121
Scope of Supply121
Energising the Inverter122
Installation123
Commissioning the Inverter128
DC Connector Kit GEN24130
General130
General Comments Regarding PV Modules130
Safety130
Scope of Supply131
Energising the Inverter131
Installation132
Commissioning the Inverter136
Appendix137
Care, Maintenance and Disposal139
General139
Maintenance139
Cleaning139
Safety139
Operation in Dusty Environments139
Disposal140
Guarantee Provisions142
Fronius Manufacturer's Warranty142
Status Codes and Remedy143
Display143
Status Codes143
Technical Data144
Fronius Symo GEN24 3.0 / 3.0 Plus144
Fronius Symo GEN24 4.0 / 4.0 Plus147
Fronius Symo GEN24 5.0 / 5.0 Plus150
Wlan154
Technical Data of Surge Protective Device DC SPD Type 1+2 GEN24154
Explanation of Footnotes154
Integrated DC Disconnector155
Circuit Diagrams157
Circuit Diagram - PV Point (OP)159
Circuit Diagram159
Circuit Diagram - PV Point (OP) Australia160
Circuit Diagram160
Fronius Symo GEN24 and BYD Battery-Box Premium HV161
Circuit Diagram161
Fronius Symo GEN24 with Two BYD Battery-Box Premium HV Connected in Parallel162
Circuit Diagram162
Fronius Symo GEN24 with Three BYD Battery-Box Premium HV Connected in Parallel163
Circuit Diagram163
Fronius Symo GEN24 and LG RESU FLEX164
Circuit Diagram164
Wiring Diagram - Surge Protective Device SPD165
Circuit Diagram165
Dimensions of the Inverter167
Fronius Symo GEN24 3 - 5 Kw169

Table of Contents

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