Siemens SINAMICS G120C Getting Started page 15

Wiring the terminal strip
Wiring variants
①
Wiring using the internal power supply
②
Wiring using an external power supply
③
Wiring using the internal power supply
④
Wiring using an external power supply
Permissible cable cross-section:
Recommended cable cross section:
EMC-compliant installation
● Use shielded cables for connecting the terminal strip to other components.
● Use a clamp for connecting the shielded cable. Connect the shield to the mounting plate
SINAMICS G120C frequency converter
Getting Started, 03/2012, FW V4.5, A5E03831830B AA
or to the shield plate through a good electrical connection and through the largest
possible surface area. The handling of shielded cables is shown in section Electrical
installation (Page 10).
Digital input = HIGH if switch closed
Digital input = HIGH if switch closed
Digital input = LOW if switch closed
Digital input = LOW if switch closed
0.5 mm² (21 AWG) ... 1.5 mm² (16 AWG)
1 mm² (18 AWG)
Installing
3.2 Electrical installation
13