Siemens NXAIR Operating Instructions Manual page 360

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. 660: Position indicator of feeder earthing switch on high-voltage door
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NXAIR / ≤ 40 kA
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