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 flux setpoint linearly
with the torque.
)OX[
(IILFLHQF\
S
S
S
Figure 8-81
Qualitative result of efficiency optimization, method 1
The reduced flux in the motor partial load range results in higher efficiency.
Parameters
Table 8-76
Efficiency optimization, method 2
Number
Name
Factory setting
p1401[D]
Flux control configuration
0000 0000 0000
0110 bin
p1570[D]
CO: Flux setpoint
100%
p3315[D]
Efficiency optimization 2 minimum flux limit value
50%
p3316[D]
Efficiency optimization 2 maximum flux limit value
110 %
Table 8-77
Efficiency optimization, method 1
Number
Name
Factory setting
p1570[D]
CO: Flux setpoint
100%
p1580[D]
Efficiency optimization
80%
Advanced commissioning
8.28 Efficiency optimization
Distributed converter for SIMOGEAR geared motors
Operating Instructions, 10/2020, FW V4.7 SP13, A5E31298649B AL
339