Siemens SINAMICS G120 - Vector Control, V;F Control

Function diagrams Overview 2-508
© Siemens AG 2011 All Rights Reserved
SINAMICS G120 Control Units CU230P-2 Parameter Manual (LH9), 01/2011
Fig. 2-8 1690 – Vector control, V/f control
Imax closed-loop
frequency control
p1340 ... p1341
Imax closed-loop
voltage control
p1345 ... P1346
- 1690 -
Function diagram
87654321
FP_1690_97_51.vsd
Overviews
G120 CU230P-2
13.12.2010 V4.4
Vector control, V/f control
+
+
+
+
+
+
[6310]
[6320]
[6310]
[6310]
[3050.8]
[8016.8]
[6730.4]
[6714.8]
[6730.4]
+
60
[6300.8]
100 ms
100 ms
[6030.1]
[3060]
MIN
r0056
.
.
.
[2526]
Ramp-function
generator
I_max reduction
I_max Power Module
f_set
r1119
RFG setp at inp [1/min]
r1170
n_ctrl setp sum [1/min]
I_max_ctrl U_outp [Veff]
r1344
Mot PolePairNo act
r0313 [D]
r0066
f_outp [Hz]
r0094
Transformat_angle [°]
f_outp smooth [Hz]
r0024
r0025
U_outp smooth [Veff]
r0072
U_output [Veff]
Vdc_ctrl config
p1280
Flying restart
mode
p1200
Speed actual
value calculation
Slip
compensation
p1334, p1335
Uf Res_damp
gain
p1338
Soft starting
p1350
Control mode
p1300
V_boost perm
p1310
[6300]
ZSW cl-loop ctrl
r0056
r0056
.13
PU P_rated [kW]
r0206
[2]
<1> PM250, PM260: The current limit is calculated out of r0206 [2] in generative operation.
<1>
r1348
U/f Eco fac act v [%]
r1343
I_max_ctrl f_outp [1/min]
r0067
I_outp max [Aeff]
r0082
P_act [kW]
[0]
r0068
I_act abs val [Aeff]
[0]
+
V_boost accelerate
p1311
V_boost starting
p1312
Eco mode
[6799.8]