Siemens SINAMICS G120 List Manual page 692

Vdc_max (U/f control)
Vdc act val [V]
r0070
[6856.1]
Calculate on_level
Vdc_max SenseOnLev
p1294
U_connect
p0210
Vdc_min (U/f control)
Vdc_min on_level
p1285 [D]
Calculate on_level
Vdc act val [V]
r0070
[6856.1]
1 2
Vector control, Standard Drive Control
Vdc_max controller and Vdc_min controller (U/f) (p0096 = 1)
0 ... 1
p1280 [D] (1)
1,3
+
– 0
0
0,2
Vdc_max on_level [V]
r1282
Vdc_min on_level [V]
r1286
–
0
2,3
+
0
0,1
3 4
Vdc_ctrl Tn
p1291 [D]
Vdc_ctrl Kp Vdc_ctrl t_rate
p1290 [D] p1292 [D]
0
Vdc_max dyn_factor
p1283 [D]
Vdc_ctrl Tn
p1291 [D]
Vdc_ctrl Kp Vdc_ctrl t_rate
p1290 [D] p1292 [D]
0
Vdc_min dyn_factor
p1287 [D]
5
fp_6854_97_56.vsd
09.12.2015
0
ZSW cl-loop ctrl
1
r0056
r0056
0
[2526.2]
Vdc_ctrl output [rpm]
r1298
0
Vdc_ctrl config
0
ZSW cl-loop ctrl
1
r0056
r0056
0
[2526.2]
6 7
Function diagram
G120 CU240B/E-2
V4.7.6
.14
[6850.4]
.15
8
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