Fronius Symo GEN24 12.0 SC

Prerequisites for connecting the inverter
Different cable
types
Single-core
Multi-stran-
ded
Fine-stran-
ded
Fine-stran-
ded with fer-
rule and col-
lar
Fine-stran-
ded with fer-
rule without
collar
Permissible
cables for the
electrical con-
nection
Round copper conductors can be connected to the terminals of the inverter as
described below.
Grid connections with push-in terminal*
Select a sufficiently large cable cross-section based on the actual device output.
Number of
pins
5
2.5-10 mm
2
2.5-10 mm
2
2.5-10 mm
2
2.5-6 mm
2
2.5-6 mm
2
Grid connections backup power with push-in terminal*
Select a sufficiently large cable cross section based on the actual device output.
Number of
pins
3
1.5-10 mm
2
1.5-10 mm
2
1.5-10 mm
2
1.5-6 mm
2
1.5-6 mm
2
PV/BAT connections with push-in terminal**
Select a sufficiently large cable cross section based on the actual device output.
Number of
pins
2 x 4
4-10 mm
2
4-10 mm
2
4-10 mm
2
4-6 mm
2
4-6 mm
2
Ground electrode terminal
Select a sufficiently large cable cross section based on the actual device output.
Number of
pins
2
2.5-16 mm
2
2.5-16 mm
2
2.5-16 mm
2
2.5-16 mm
2
2.5-16 mm
2
4
2.5-10 mm
2
2.5-10 mm
2
2.5-10 mm
2
2.5-10 mm
2
2.5-10 mm
2
* According to product standard IEC 62109, the ground conductor must
correspond to the phase cross-section for phase cross-sections ≤16 mm²,
while for phase cross-sections >16 mm², it must be at least 16 mm².
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