Siemens SINAMICS G130 Engineering Manual page 192

Fundamental Principles and System Description
Engineering Information
Figure 2c) shows the characteristic curve of the efficiency for drives with quadratic load characteristic as a function of
the active output power ratio P
Figure 2c)
Efficiency of SINAMICS S150 converters in drives with quadratic load characteristic
as a function of the active output power ratio in %
SINAMICS Engineering Manual – November 2015
192/528
Ó Siemens AG
/P which is proportional to the motor power ratio P/P
Out Out-100
.
rated