Fronius Primo GEN24 3.0, Operating Instructions Manual

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Explanation - PV Point (OP) 37
Backup power variant - Full Backup 39
General 41
Prerequisites for backup power mode 41
Transitioning from feeding energy into the grid to backup power mode 41
Transitioning from backup power mode to feeding energy into the grid 41
Backup power and energy saving mode 42
Cabling variants including backup power circuits with 1-pin separation e.g. Austria or Aus-
tralia 43
Functions 43
Transitioning from feeding energy into the grid to backup power mode 43
Transitioning from backup power mode to feeding energy into the grid 43
All-pin separation cabling variant, e.g. Germany, France, Spain, UK 44
Functions 44
Transitioning from feeding energy into the grid to backup power mode 44
Transitioning from backup power mode to feeding energy into the grid 45
All-pin split separation cabling variant (Italy) 46
Functions 46
Transitioning from feeding energy into the grid to backup power mode 46
Transitioning from backup power mode to feeding energy into the grid 47
Installation 49
General 51
Quick-lock system 51
Warning notices on the device 51
Installation location and position 54
Choosing the location of the inverter 54
Choosing the location of third-party batteries 55
Explanation of symbols for the installation position 56
Install the mounting bracket and hang up the inverter 58
Selecting the fixing material 58
Properties of the mounting bracket 58
Do not deform the mounting bracket 58
Fitting the mounting bracket to a wall 58
Installing the mounting bracket on a mast or beam 59
Attaching the mounting bracket to mounting rails 60
Attaching the inverter to the mounting bracket 60
Prerequisites for connecting the inverter 61
Permitted cables 61
Permitted cables for the data communication area 62
Cross section of the AC cable 62
Cross section of the DC cable 63
Maximum alternating current fuse protection 63
Connecting the inverter to the public grid (AC side) 65
Safety 65
Connecting the inverter to the public grid (AC side) 65
Connecting solar module strings to the inverter 68
General comments regarding solar modules 68
Safety 68
PV generator - general information 69
PV generator configuration 3 ‑ 6 kW 69
Connecting the solar module strings to the inverter 70
Connecting the battery to the inverter 74
Safety 74
Connecting the battery on the DC side 74
Connecting backup power - PV Point (OP) 79
Safety 79
Installation 79
Connecting backup power - Full Backup 84
Safety 84
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