Functional Ground - Siemens SCALANCE XR524-8C Operating Instructions Manual

5.8

Functional ground

Grounding options
Grounding (functional ground) is via the mounting bracket on the device or via the bolts on
the rear of the device.
Position
The connector for the grounding cable is in the center of the rear panel of the device. With a
SCALANCE XR552-12M and SCALANCE XR528-6M, grounding is achieved with a screw-in
bolt. The SCALANCE XR524-8C has a pressed-in grounding bolt.
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
SCALANCE XR-500
Operating Instructions, 05/2014, A5E03275845-05
Toothed washer
Grounding bolt
①
onto the bolt.
②
with a maximum tightening torque of 2 Nm.
Connecting
5.8 Functional ground
63