Siemens SINAMICS G110M - Page 341

The motor operates in partial load mode between no-load operation and the rated motor torque.
Depending on p1580, in the partial load range, the converter reduces the 󹪞ux setpoint linearly
with the torque.
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S 
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Figure 8-81 Qualitative result of e󹪟ciency optimization, method 1
The reduced 󹪞ux in the motor partial load range results in higher e󹪟ciency.
Parameters
Table 8-76 E󹪟ciency optimization, method 2
Number Name Factory setting
p1401[D] Flux control con󹪝guration 0000 0000 0000
0110 bin
p1570[D] CO: Flux setpoint 100%
p3315[D] E󹪟ciency optimization 2 minimum 󹪞ux limit value 50%
p3316[D] E󹪟ciency optimization 2 maximum 󹪞ux limit value 110 %
Table 8-77 E󹪟ciency optimization, method 1
Number Name Factory setting
p1570[D] CO: Flux setpoint 100%
p1580[D] E󹪟ciency optimization 80%
Advanced commissioning
8.28 E󹪟ciency optimization
Distributed converter for SIMOGEAR geared motors
Operating Instructions, 10/2020, FW V4.7 SP13, A5E31298649B AL 339