Siemens NXAIR Operating Instructions Manual page 348

Accessing the connection compartment through the rear
Preconditions
•
If a withdrawable part / switching-device truck is present in the switching-device compartment:
•
High-voltage door closed
•
Withdrawable part / switching-device truck in test position
•
Feeder earthing switch in CLOSED position
Procedure
Verify that the position indicator of the feeder earthing switch on the high-voltage door shows
the vertical I position.
Fig. 644: All panel versions except for contactor panels with panel width 435 mm:
348
INFORMATION
Hereafter, the disassembly of those parts is described, which are later
assembled again at the same place.
Store disassembled parts and connecting elements carefully, and keep
them ready for later reuse.
INFORMATION
Switch-disconnector panel
Accessing the switching-device / connection compartment through rear side of the
panel is not possible in the switch-disconnector panel.
Position indicator of feeder earthing switch on high-voltage door
NXAIR / ≤ 40 kA
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