Cabinet design and EMC 
  13.9 Note on control cabinet cooling 
SINAMICS S120 Combi 
Manual, Edition 07/2012, 6SL3097-4AV00-0BP3 
263 
13.9.4.3  Power losses for S120 Combi Power Modules 
Power losses in rated operation 
The following table provides an overview of the internal and external losses of the S120 
Combi Power Modules for rated operation. 
Table 13- 18  Overview of power losses in rated operation for S120 Combi Power Modules 
  Unit  Internal 
power loss 
External power 
loss 
Total power loss
1)
 
S120 Combi 3 axes Power Module 
16 kW / 18 A / 5 A / 5 A  W  81  344  425 
16 kW / 24 A / 9 A / 9 A  W  91  446  537 
20 kW / 30 A / 9 A / 9 A  W  102  532  634 
S120 Combi 4 axes Power Module 
16 kW / 18 A / 9 A / 5 A / 5 A  W  87  405  492 
16 kW / 24 A / 9 A / 9 A / 9 A  W  100  507  607 
20 kW / 30 A / 12 A / 9 A / 9 A  W  113  620  733 
1) The external fan unit has been taken into account in the specified power losses 
13.9.4.4  Power loss for line filters and line reactors 
Table 13- 19  Overview of power loss during rated operation for line filters and line reactors 
  Unit  Power loss 
Line filters 
16 kW  W  16 
20 kW  W  16 
Line reactors 
16 kW  W  75 
20 kW  W  98