Siemens SINAMICS G220 - Page 504

- 6320 -
1
Vector control U/f control, Vdc_max controller and Vdc_min controller
© Siemens AG
2 3 4 5 6 7 8
V6.02.00
0
1
1,3
0,2
0
1
0
2,3
0,1
0 0
0
0
–
+
–
+
r0070 Actual DC link voltage [V] r0070 Actual DC link voltage [V]
Device supply voltage
70 ... 690 [V]
p0210 (400)
Vdc_min controller switch-in level
(kinetic buffering) (U/f)
65 ... 150 [%]
p1285 [D] (72)
Calculate on_level Calculate on_level
Vdc_min controller switch-in level
(kinetic buffering) (U/f) [V]
r1286
Vdc_max controller
switch-in level (U/f) [V]
r1282
Vdc controller or Vdc monitoring
configuration
p1240 [D] (1)
r0056 r0056.14
1 = Vdc_max controller active
[2526.4]
[2526.4]
Vdc_max controller automatic
detection ON signal level (U/f)
p1294 (0)
Vdc_max controller integral time (U/f)
0 ... 10000 [ms]
p1291 [D] (40)
Vdc_max controller rate time (U/f)
0 ... 1000 [ms]
p1292 [D] (10)
Vdc_max controller
proportional gain (U/f)
0.00 ... 100.00
p1290 [D] (1.00)
Vdc_min controller integral time (U/f)
0 ... 10000 [ms]
p1391 [D] (0)
Vdc_min controller
proportional gain (U/f)
0.00 ... 100.00
p1390 [D] (0.00)
Vdc_min controller rate time (U/f)
0 ... 1000 [ms]
p1392 [D] (0)
Vdc_max controller dynamic factor (U/f)
1 ... 10000 [%]
p1283 [D] (100)
0 0
r1298
Vdc controller output (U/f) [rpm]
[6300.4]
r0056 r0056.15
1 = Vdc_min controller active
Vdc_max (U/f control)
Vdc_min (U/f control)
Vdc_ctrl config
Vdc_min controller dynamic factor (kinetic buffering) (U/f)
1 ... 10000 [%]
p1287 [D] (100)
<1>
For settings p1240 = 4 ... 6, the following applies: The DC link controllers are not calculated. When the threshold in r1242 or r1246 is
reached, the DC link voltage monitoring initiates a fault (F07403 or F07404).
<1>
0
0
Figure14-111 6320 - Vdc_max controller and Vdc_min controller (U/f)
Functions
14.10Closed-loop drive control
SINAMICS G220 converter
502 Operating Instructions, 04/2024, FW V6.2, A5E51781573B AB