Contents
Safety rules 7
Explanation of safety notices 7
Safety 7
General 7
Environmental conditions 8
Qualified personnel 8
Noise emission values 8
EMC measures 8
Backup power 9
Data protection 9
Copyright 10
Protective earthing (PE) 10
General information 11
Fronius Symo GEN24 13
Device concept 13
Function overview 13
Fronius UP 13
Scope of supply 14
Intended use 14
Thermal concept 15
Fronius Solar.web 15
The various operating modes 16
Operating modes – Explanation of symbols 16
Operating mode – Inverter with battery 17
Operating mode – Inverter with battery and several Smart Meters 17
Operating mode - inverter with battery, AC-coupled to another inverter 18
Operating mode – Inverter with battery and backup power function 18
Operating mode – Inverter with battery and Ohmpilot 19
Operating mode – Inverter with battery, Ohmpilot and backup power function 19
Operating mode – Inverter with battery and additional inverter 19
Operating mode – Inverter with battery, further inverter and backup power function 20
Energy flow direction of the inverter 20
Operating states (only for systems with a battery) 21
Energy saving mode 22
General 22
Switch-off conditions 22
Switch-on conditions 22
Special case 22
Indication of energy saving mode 23
Suitable battery 24
BYD Battery-Box Premium 24
Manual system start 26
Requirements 26
Notification of system shutdown 26
Manual battery start after system shutdown 26
Starting backup power operation after a system shutdown 26
Protection of people and equipment 27
Central grid and system protection 27
WSD (wired shutdown) 27
RCMU 27
Surge protective device 27
Control elements and connections 28
Connection area 28
Connection area divider 29
Ground electrode terminal 29
DC disconnector 30
Data communication area 30
3
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