Siemens NXAIR Installation Instructions Manual page 92

Medium-voltage switchgear
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Assembling the panels
Fig. 111: Bolted joints in the upper area of the PRC
Installation of deflector plates
For further information, see information drawings NXAIR, order number 110-2300.9.
Bolting the low-voltage compartment together
Bolt 2 panels each together at the side of the low-voltage compartment using bolts M8x20,
contact washers and nuts. Depending on the panel version, there are 3 (height of low-voltage
compartment 630 mm) or 5 (height of low-voltage compartment 980 mm) bolted joints.
Fig. 112:
Bolting ledges together at the rear side of the panels
When the panels are free-standing, the rear sides of the busbar compartments and connection
compartments must be bolted together with panel connection links. To do this, screw bolts
M8x20 in at all bolted joints.
92
Bolted joints at the low-voltage compartment
NXAIR /
40 kA
110-0084.9 / 15

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