Siemens NXAIR Installation Instructions Manual page 143

Accessing the connection compartment through the rear
Remove the vertical ledge, and store it together with the associated connecting elements.
Proceed in the same way with the other vertical ledge.
Fig. 209: All panel versions except for contactor panels with panel width 435 mm
Remove the 2 sealing brackets (3), and store them.
Fig. 210: All panel versions except for contactor panels with panel width 435 mm
Loosen the connecting elements at the panel base:
•
Remove the rear wall (4). To do this, lift the rear wall by the handle, and pull it out. Store the rear
wall.
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and switch-disconnector panel: 37 bolts on ledges
and switch-disconnector panel: Removing the sealing brackets
4 bolts M8x20 with contact washers (5)
NXAIR /
1
(1) Horizontal ledge
(2) Vertical ledges
2
(3) Sealing brackets
3
≤
40 kA 143