Siemens NXAIR Operating Instructions Manual page 275

Open the padlock.
Fig. 500: Operating slide on
Lift the operating slide and hold it.
Fig. 501: Lifting the operating slide;
Actuating opening for busbar earthing switch
The actuating opening for the busbar earthing switch has different receptacles for inserting the operating
lever for closing and opening the busbar earthing switch.
Fig. 502: Actuating opening for
110-0134.9 / 14
busbar earthing switch padlocked
actuating opening open
busbar earthing switch
NXAIR / ≤ 40 kA
Earthing and de-earthing the busbar system
Fig. 503: Inserting the operating
lever for closing
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