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Accessing the connection compartment through the rear
Fig. 317: Rear ledges and rear walls
Install the horizontal ledge (3). Fix it by screwing the bolts in hand-tight:
12 / 14 bolts M8x20 with contact washers and plain washers with the bolt fixing in
the area of the vertical ledges
Tighten the bolts with torque 25 Nm.
The rear walls are installed on the connection duct.
188
on connection duct
HINT
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 to service position.
1
2
3
4
5
6
NXAIR M
Bolted joints for
(1)
upper rear wall
Upper rear wall
(2)
with handle
(3)
Horizontal ledge
Lower rear wall
(4)
with handle
(5)
Vertical ledges
Bolted joints for
(6)
lower rear wall
139-2021.9 / 07
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