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