Siemens NXAIR - Page 68

Assembling the panels
68 NXAIR / ≤ 40 kA 110-0084.9 / 15
(1)
Busbar
(2)
Feeder bar
(3)
Bolt 12x50, conical spring
washer
(4)
Nut, conical spring washer
(5)
Copper spacer
Bag with connecting elements:
110-2805.3
Fig. 74: Assembly of 2500 A busbar, feeder 400 A
Fig. 75: Detail view of the feeder bar connection (L3 phase as an
example)
Arrowhead indicates the
inserting direction of the bolts
Fig. 76: Side view of 2500 A busbar assembly, feeder 400 A
4
3
5
5
4
3
2
1
L1
L3
L2