Siemens SINAMICS S120 Manual page 370

Cabinet design and EMC for components, Blocksize format
10.6 Connection Methods
Table 10- 14 Current carrying capacity according to IEC 60364-5-52 for 40 °C ambient temperature
Cross-section
Power
150
185
> 185
Routing types
B1 Cables in conduits or installation ducts
B2 Multi-core cables in conduits or installation ducts
C Cables along walls/panels, without conduits or installation ducts
Table 10- 15 Derating factors for deviating ambient temperatures
Ambient air temperature [°C]
30
35
40
45
50
55
60
370
Current carrying capacity, effective; AC 50/60 Hz or DC
For routing type
–
–
Values must be taken
from the standard
Derating factor according to EN 60204-1, Table D1
1,15
1,08
1,00
0,91
0,82
0,71
0,58
–
–
Manual, (GH6), 07/2016, 6SL3097-4AL00-0BP5
344
392
AC Drive