Siemens NXAIR - Interconnecting the Panels, Preparation; Undoing the Transport Fixing of the Busbars

Assembling the panels
48 NXAIR / ≤ 40 kA 110-0084.9 / 15
7.2 Interconnecting the panels, preparation
To interconnect the panels, execute the following work:
•
Undoing the transport fixing of the busbars
• Aligning the panels
• Assembling the busbar
• Fastening the panels to the foundation
• Bolting the panels together
• Opening the busbar compartment
• Interconnecting the busbars
• Closing the busbar compartment
• Assembling and interconnecting the earthing busbar
• Assembling and interconnecting the additional compartment
to the busbar compartment (optional)
• Assembling and interconnecting the pressure relief duct
7.3 Undoing the transport fixing of the busbars
For transportation, the busbars are temporarily attached to the sides of the respective panel with bolts and the
transport retainer. The right end panel is delivered without assigned busbars.
Fig. 46: Transport fixing of the busbars
Remove strip fasteners
(4).
Remove 2 fixing bolts of the transport retainer (2).
Remove transport retainer (5).
Remove fixing bolts of busbars (3).
Detach the busbars (1) and store the busbars related to the panel type for later use
Dispose of strip fasteners, transport retainer and bolts correctly.
The busbars are ready for use.
(1)
Busbars
(2)
Bolted joints of
transport retainer
(3)
Bolted joints of busbars
(4)
Strip fasteners
(5)
Transport retainer
✓