5 Planning the installation
Planning the grid connection (AC)
38
Installation and Operation Manual M50A_260 RPI503M260000 Product version L and M EU V1.3 EN 2023-08-14
5.4.6 Planning grounding of the inverter
WARNING
High current
► Always observe the local regulations relating
to grounding cable requirements.
► To increase the safety of the system,
always use the grounding screw to ground
the inverter housing even when this is not
required by the local regulations.
► Always ground the inverter housing before
connecting the inverter to the grid and solar
modules.
► The grounding cable cross-section must be
at least 6 mm
2
.
Grounding the inverter housing
Fig. 5.14: Grounding screw on the left foot of the inverter
Fig. 5.15: Grounding connection at the left mounting hole
PE screw
Fig. 5.16: PE connection
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