Operating Instructions

3 Function diagrams 3.10 Vector control / U/f control
SINAMICS G120 CU230P-2 Control Units
646 List Manual, 04/2018, A5E33838102
Fig. 3-80 6301 – U/f control, characteristic and voltage boost
- 6301 -
Function diagram
87654321
fp_6301_97_01.vsd
Vector control / U/f control
G120 CU230P-2
13.03.2018 V4.7_10
U/f control, characteristic and voltage boost
[6300.4]
0
1
0
0
[6300.2]
1
2
7
1
0
0
0
4
Linear
Flux current control (FCC)
ECO Mode
Parabolic
f_set
p1312 is only active at the first acceleration after pulse enable.
Voltage max [Vrms]
r0071
Voltage max [Vrms]
r0071
Op/cl-lp ctrl_mode
0 ... 20
p1300 [D] (2)
RFG ZSW
r1199
r1199
.0
ZSW cl-loop ctrl
r0056
r0056
.6
Mot I_rated
p0305
ZSW cl-loop ctrl
r0056
r0056
.5
R_stator act
r0395
Voltage max r0071
Mot U_rated p0304
Mot U_rated p0304
Mot U_rated p0304
3
r1348
U/f Eco fac act v [%]
r0067
Current max [Arms]
Mot f_rated
p0310 [M]
U/f FCC f_start
p1333 [D]
Mot f_rated
p0310 [M]
<1>
+
+
+
+
U_boost total [Vrms]
r1315
<1>
Voltage max r0071
Voltage max r0071
I_start accel
p1311 [D]
I_start start
p1312 [D]
I_start (Ua) perm
p1310 [D]
Mot f_rated
p0310
r0077
Iq_set [Arms]
Dependent on the
load current