Siemens SINAMICS S120 Manual page 268

Line Modules Booksize
4.9 Smart Line Modules with internal air cooling
Table 4- 65 X1: Line connection for Smart Line Modules 36 kW and 55 kW
For ring cable lugs without insulation (Page 732)
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268
Terminal Technical data
U1 Supply voltage:
3 AC 380 ... 480 V, 50 / 60 Hz
V1
36 kW: Threaded bolt M6 / 6 Nm
W1
55 kW: Threaded bolts M8 / 13 Nm
PE connection 36 kW and 55 kW: Threaded hole M6 / 6 Nm
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Booksize Power Units
Manual, (GH2), 07/2016, 6SL3097-4AC00-0BP8