To connect the functional grounding for devices with a grounding bolt, proceed as follows:
1. Put the parts
①
,
②
and
③
together on the grounding bolt as shown in the drawing.
2. Tighten the nut
④
with a maximum tightening torque of 1.5 Nm.
Connecting up
6.9 Protective grounding (PoE variants)
SCALANCE XR-300WG
68
Operating Instructions, 03/2021, C79000-G8976-C454-07