Siemens NXAIR - De-earthing the Feeder Manually

Assembling the panels
66 NXAIR / ≤ 40 kA 110-0084.9 / 15
Busbar version for contactor panel with panel width 435 mm for U
r
≤ 12 kV
In the contactor panel with panel width 435 mm, the busbars of phases L1, L2 and L3 are bolted with the copper
spacer to the feeder bars. Thereby, observe the following instructions as shown below.
INFORMATION
The feeder bars are delivered with connecting elements. Before attempting
installation works, detach the connecting elements from feeder bars. Hereafter, the
disassembly of connecting elements is described, which are later assembled again
at the same place.
Remove strip fasteners (1).
Detach the connecting elements (2) from feeder bars.
Store disassembled connecting elements (2) carefully and keep them ready
for later reuse.
Dispose of strip fasteners correctly.
Fig. 70: As-delivered condition of the feeder bars with conical spring washers
1
2