Siemens SCALANCE XR524-8C Operating Instructions Manual page 71

Fitting grounding bolts
①
②
To fit the grounding bolt for a SCALANCE XR552-12M and SCALANCE XR528-6M, follow
the steps below:
1. Thread the toothed washer
2. Screw in the grounding bolt
Connecting up functional ground
SCALANCE XR552-12M and SCALANCE XR528-6M
③
Grounding terminal with cable
④
Washer
⑤
Spring washer
⑥
Nut
Follow the steps below to connect the functional ground:
1. Put the parts
2. Tighten the nut
SCALANCE XR-500
Operating Instructions, 05/2017, A5E03275845-11
Toothed washer
Grounding bolt
③ ④ ⑤
, and
⑥
with a maximum tightening torque of 1.5 Nm.
①
onto the bolt.
②
with a maximum tightening torque of 2 Nm.
SCALANCE XR524-8C and SCALANCE XR526-8C
together on the grounding bolt as shown in the drawing.
Connecting
5.8 Functional ground
71