Connecting Control Cables; Connecting Bus Wires - Siemens NXAIR Installation Instructions Manual

10.12 Connecting control cables

The circuit diagrams for connecting the control cables are included in the low-voltage compartment.
Remove the customer wiring duct covers in the switching-device compartment:
•
•
Lay the cables from the foundation through the customer wiring duct in the low-voltage
compartment.
Refit customer wiring duct covers.
Connect control cables according to the circuit diagrams.
Fig. 243: Inside view of the low-voltage compartment as an example

10.13 Connecting bus wires

The bus wire is the electrical connection from panel to panel.
Clamp or plug bus wires into the bus wire terminal block in the low-voltage compartment.
Fig. 244: Inside view of the low-voltage compartment with terminal block
✓
Control cables and bus wires are connected.
110-0084.9 / 15
For contactor panels with panel width 435 mm: On the right inner side
For all other panel types: on the left inner side
NXAIR /
≤
40 kA
Electrical connections
171