Siemens NXAIR Installation Instructions Manual page 118

Accessing the connection compartment through the front
If the position indicator of the feeder earthing switch in the switching-device compartment
points to the O symbol, the feeder is not earthed.
Before proceeding, do absolutely earth the feeder:
•
Insert a withdrawable part / switching-device truck in the panel, see Operating
Instructions with order number 110-0134.9.
•
Earth the feeder, see Operating Instructions with order number 110-0134.9.
Switch-disconnector panel only:
Switch-disconnector panel is the modular type and has two compartments. There is a direct access to
cable terminals without partition. When the high-voltage door is open, switching-device / connection
compartment is accessible.
Verify that the position indicator of the feeder earthing switch on the high-voltage door shows
the vertical I position.
Fig. 156: Switch-disconnector panel only: Position indicator of feeder earthing switch on high-
voltage door
Open the high-voltage door, see Operating Instructions with order number 110-0134.9.
Fig. 157:Switch-disconnector panel only: Switching-device / connection compartment
accessible
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