Fronius Fronius IG Plus 100, Operating Instructions Manual

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56
Additional Required Components
Optional
Solar Module Ground at Positive Pole: Connec-
ting Solar Module Strings with a Cable Cross
Section > 16 mm²
General
Additional
Required
Components
- 2 metric screw joints M32 (de-
gree of protection min. IP45)
- 2 connection distributors
metric screw joints and connec-
tion distributors are available
from Fronius as an option
- 2 cable lugs for the DC cables
select cable lugs that match the
available DC cables
- 2 M10 screws
- 2 M10 hexagon nuts
The following additional components are required for connecting DC
cables with a cross section > 16 mm²:
The following work step is only necessary when the solar module manuf-
acturer requires a solar module ground at the positive pole.
As an option, you can also connect DC cables to the Fronius IG Plus with
a cross section > 16 mm², e.g. when the DC cables from the solar modu-
les are combined outside of the inverter leads into a large string.