Siemens NXAIR - Page 364

Accessing the connection compartment through the rear
364 NXAIR / ≤ 40 kA 110-0134.9 / 14
Fig. 662: Rear ledges and rear walls
on connection duct
(1)
Bolted joints for
upper rear wall
(2)
Upper rear wall
with handle
(3)
Horizontal ledge
(4)
Lower rear wall
with handle
(5)
Vertical ledges
(6)
Bolted joints for
lower rear wall
Install the horizontal ledge (3). Fix it by screwing the bolts hand-tight:
• 12 / 14 bolts M8x20 with contact washers; use washers size 8
acc. to ISO 7093 with the bolt fixing in the area of the vertical ledges
Tighten the bolts with a tightening torque of 25 Nm.
✓
The rear walls are installed on the connection duct.
INFORMATION
Final procedure steps
Now the panel can be integrated into the course of operation again, for example:
De-earthing the feeder.
Racking the withdrawable part / switching-device truck to service position.
1
2
3
6
4
5