Siemens Sinamics G120 Series - Fig. 2-38 6200 - Overview of V;f Control for inverter with PM250;PM260

V/f Control
Function diagrams
2-363
© Siemens AG 2007 All Rights Reserved
SINAMICS G120 Control Units CU240S, Edition 05/2007
Fig. 2-38 6200 – Overview of V/f Control for inverter with PM250/PM260
- 6200 -
Function diagram
87654321
6200_V_f.vsd
V/f Control
SINAMICS G120
02.04.2007 V3.0
Overview of V/f Control SINAMICS G120 PM250/PM260
+
+
+
+
RFG
+
19
6
i
2
t
.13
0 1
0
1
+
0305P
P
0032r
max
⋅
from AFM
Detect
regeneration
Motor temperatur Inverter temperatur
inverter
Imax controller setpoint
Current feedback
P1300
V/f characteristic
+
FCC
+
Voltage boost
P1310 ... P1312
P1200
Flying start
P1335
Slip
compensation
P1338
Resonance
damping
active
n/f(max) +
control reserve
Imax frequency ctrl.
P1340
P1341
Imax voltage ctrl.
P1345
P1346
P1350
Voltage
build-up
Frequency output to modulator Voltage output to modulator
Motor ovl fact [%]
10.0 ... 400.0 [%]
P0640.DDS (200.0)
Rated mot. current
0.01 ... 10000.00 [A]
P0305.DDS (1.86)
r1119
Setp before RFG [Hz]
r0032
Act fil. power
r0067
Outp cur limit [A]
r0068
Output current [A]
r1170
Setp. after RFG [Hz]
r0063
Act. frequency [Hz]
Vdc ctrl outp. lim
0.00 ... 600.00 [Hz]
P1253.DDS ( 10.00)
Voltage setp.
(0)
P1330.CDS
Control mode
0 ... 23
P1300.DDS (0)
r0024
Act. outp. freq [Hz]
r1343
CO:Imax ctrl Foutp [Hz]
CO/BO:Stat MotCtrl
r0056 r0056 r1344
CO:Imax ctrl Voutp [V]
r0025
Act.outp. volt [V]