Siemens NXAIR - Installing the Rear Walls on the Connection Duct

Closing the connection compartment / connection duct
110-0084.9 / 15 NXAIR / ≤ 40 kA 197
(3)
Sealing brackets
(4)
Vertical ledges
Fig. 292: Contactor panels with panel width 435 mm only:
Installing the sealing brackets and ledges
✓
The rear wall is installed on the connection compartment.
11.6 Installing the rear walls on the connection duct
Preconditions
• Upper and lower rear wall available
• Corresponding number of sealing brackets, ledges and associated connecting elements available:
• 1 horizontal ledge
• 4 vertical ledges
• Bolts size M8x20 and plain washers size 8 acc. to ISO 7093
Procedure
At the rear side of the panel, insert the lower rear wall (4) by the handle, and push it down.
Fix the rear wall by screwing the bolts at the bottom hand-tight:
• 4 / 6 bolts M8x20 with contact washers (6)
Insert the upper rear wall (2) on the rear side of the panel and push it up using the handle.
Fix the rear wall by screwing the bolts in the upper area hand-tight:
• 4 / 5 bolts M8x20 with contact washers (1)
3
4