Siemens NXPLUS C Installation And Operating Instructions Manual page 87

Medium-voltage switchgear/wind fixed mounted circuit-breaker switchgear up to 36 kv, extendable
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Mounting the
busbar covers
802-9074.9 • INSTALLATION AND OPERATING INSTRUCTIONS • NXPLUS C Wind • Revision 05
Mount the 3 voltage transformers
each. Tightening torque: 20 Nm.
Fig. 75:
Bolted joints of voltage transformers
3D washer
Bolt-and-washer assembly M8
Establish secondary connections to the low-voltage compartment with a plug connector.
Connect the earthing cable of the adapter.
ATTENTION!
After removal of the voltage transformers, cover the busbars again in a surge-proof way.
To do this, always keep the cap and the screw-type cone in the storage box.
Refit the busbar covers; first mount the left-hand
the reinforcing plate
Fig. 76:
Busbar cover (view from the rear)
with 4 bolt-and-washer assemblies and 3D washers
.
and right-hand
busbar covers, then
Right-hand busbar cover
Left-hand busbar cover
Reinforcing plate
Installation
87/172

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