Siemens NXAIR Operating Instructions Manual page 358

Accessing the connection compartment through the rear
Fig. 659: Contactor panels with panel width 435 mm only:
✓
The rear wall is installed on the connection compartment.
358
Installing ledges and brackets
INFORMATION
Final procedure steps
Now the panel can be integrated into the course of operation again, for example:
De-earthing the feeder.
Racking the withdrawable part / switching-device truck to service position.
NXAIR / ≤ 40 kA
3
(3) Sealing brackets
(4) Vertical ledges
4
110-0134.9 / 14