Operating Instructions

Vector control
Function diagrams
2-587
© Siemens AG 2011 All Rights Reserved SINAMICS G120 Control Units CU230P-2 Parameter Manual (LH9), 06/2011
Fig. 2-78 6220 – Vdc_max controller and Vdc_min controller (PM230 / PM240)
- 6220 -
Function diagram
87654321
FP_6220_97_01.vsd
Vector control
G120 CU230P-2
13.12.2010 V4.4
Vdc_max controller and Vdc_min controller (PM230 / PM240)
0
1
1,3
0,2

+
0
1

+
0
Iq_max
[6710.2]
Iq_min
[6710.2]
[6710.2]
1
0
0
2,3
0,1
[2526.2]
[2526.2]
0
0
0
0
Calculate on_level
r0070
Vdc act val [V]
Vdc_max on_level [V]
r1242
V_connect
1 ... 63000 [V]
p0210 (400)
Vdc_min on_level [V]
r1246
r0070
Vdc act val [V]
Vdc_ctrl Kp
0.00 ... 100.00
p1250 [D] (1.00)
Vdc_ctrl t_rate
0 ... 1000 [ms]
p1252 [D] (0)
Vdc_ctrl Tn
0 ... 10000 [ms]
p1251 [D] (0)
Vdc_ctrl Kp
0.00 ... 100.00
p1250 [D] (1.00)
Vdc_ctrl t_rate
0 ... 1000 [ms]
p1252 [D] (0)
Vdc_ctrl Tn
0 ... 10000 [ms]
p1251 [D] (0)
Vdc_max dyn_factor
1 ... 10000 [%]
p1243 [D] (100)
Vdc_min dyn_factor
1 ... 10000 [%]
p1247 [D] (300)
r1258
Vdc_ctrl output [Aeff]
Operating point
selection
Vdc controller
active
ZSW cl-loop ctrl
r0056
r0056
.14
ZSW cl-loop ctrl
r0056
r0056
.15
Calculate on_level
<1> p1240
0: Inhib Vdc ctrl
1: Enable Vdc_max controller
2: Enable Vdc_min controller (kinetic buffering) (only for PM240)
3: Enable Vdc_min controller and Vdc_max controller
<1>
Vdc_ctr config vec
0 ... 3
p1240 [D] (1)
Vdc_max SenseOnLev
0 ... 1
p1254 (0)
<2>
Value range and/or factory setting depend on Power Module
<2>
<2>
Vdc_min (Vector control)
Vdc_max (Vector control)
<2>
Vdc_min on_level
65 ... 150 [%]
p1245 [D] (73)