Siemens SINAMICS S120 Combi Equipment Manual page 320

Cabinet design and EMC
12.9 Note on control cabinet cooling
Losses in the partial-load range for line reactors
The losses of the line reactors in partial-load operation can be calculated using the following
formula:
P = D1 x P1
V
With:
D1: Coefficient to calculate the power loss
P1: Infeed power [kW]
Table 12- 24 Overview of the coefficients to calculate the power loss P
Line reactor
6SL3100-0EE21-6AA0 (10 kW)
6SL3100-0EE21-6AA0 (16 kW)
6SL3100-0EE22-0AA0 (20 kW)
320
in the partial-load range
V
D1
5.5
4.7
4.9
Manual, (GH9), 07/2016, 6SL3097-4AV00-0BP5
SINAMICS S120 Combi