- 6837 -
1
Dynamic Drive Control (DDC, p0504 = 2)
Field weakening characteristic, flux setpoint (Induction motor, p0300 =1xxx)
© Siemens AG
2 3 4 5 6 7 8
V6.02.00
f
y
0.9
<0.3 s
0
1
1
0
Maximum output
voltage [Vrms]
r0071
Flux setpoint
50.0 ... 200.0 [%]
p1570 [D] (100.0)
r0080[0..1]
Torque actual value [Nm]
r0084[0..1]
Flux actual value [%]
Actual motor magnetizing current/short-circuit current [Arms]
r0331 [M]
r0067
Output current maximum [Arms]
r1508
Torque setpoint before
supplementary torque
[Nm]
Acceleration starting torque (encoderless)
0.0 ... 200.0 [%]
p1611 [D] (30.0)
Starting torque static (without encoder)
-200.0 ... 200.0 [%]
p1610 [D] (50.0)
+
+
–
[6826.5]
[6829.3]
Id_set
calculation
Current setpoint smoothing time
4 ... 10000 [ms]
p1616 [D] (40)
Flux setpoint
calculation
[6838.4]
Efficiency optimization
Field weakening
characteristic
1 = Efficiency optimization active
p1401.14 [D]
100 %
Motor rotor time constant / damping time constant d axis [ms]
r0384 [M]
Flux setpoint
selection
r0056
r0056.8
1 = Field weakening active
[2526.4]
Efficiency optimization minimum flux limit value
10.0 ... 200.0 [%]
p3315 [D] (70.0)
Efficiency optimization maximum flux limit value
10.0 ... 200.0 [%]
p3316 [D] (110.0)
1 = Flux setpoint soft starting active
p1401.0 [D]
1 = Flux build-up control active
p1401.2 [D]
1 = Quick magnetizing
p1401.6 [D]
Motor excitation build-up time
-20.000 ... 20.000 [s]
p0346 [M] (0.000)
r0056
r0056.4
1 = Magnetizing completed
[2526.4]
[6838.8]
Quick magnetizing active
Flux setpoint smoothing time
4 ... 5000 [ms]
p1582 [D] (15)
Motor model status
r1751
[6841.3]
[6838.1]
Flux setpoint
Id current limit
[6838.1]
Efficiency optimization optimum flux [%]
r3313
Flux threshold value magnetizing [%]
p1573 [D] (100.0)
r0063[0]
Speed actual value
Unsmoothed [rpm]
Figure14-98 6837 – Field weakening characteristic, ux setpoint (induction motor)
Functions
14.10Closed-loop drive control
SINAMICS G220 converter
Operating Instructions, 04/2024, FW V6.2, A5E51781573B AB 487
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