Siemens NXAIR Installation Instructions Manual page 185

Fig. 269: 4 bolted joints of protection plate
Place the front part of the ventilation duct (7) centrally on the panel base frame.
Fix the front part by screwing the bolts hand-tight:
•
7
Fig. 270: Front part of ventilation duct,
✓
The vertical partition and the ventilation duct type II are installed.
110-0084.9 / 15
Closing the connection compartment / connection duct
8 bolts M8x20 with contact washers
seen from center-right
INFORMATION
Final procedure steps
Now the panel can be integrated into the course of operation again, for example:
Inserting a withdrawable part in the panel.
Closing the high-voltage door.
De-earthing the feeder earthing switch.
Racking the withdrawable part to service position.
NXAIR /
Fig. 271: Front part of ventilation duct,
seen from center-left
≤
40 kA
5
6
7
185