S
IN
A
MICS G1
20 CU250
S
-2 Contr
ol
Units
List Manual, 09/201
7, A5E33842890
91
9
3
F
un
ction dia
g
ra
ms
3.19
U/f contr
o
l,
S
tand
ar
d
Dr
ive Contro
l (p0
0
96
= 1)
F
ig.
3
-164
68
54 – U/f control, Vdc_max co
ntrolle
r
an
d Vdc_min con
trol
ler (p009
6 = 1)
- 6854 -
Function diagram
8
7
6
5
4
3
2
1
fp_6854_97_56.vsd
U/f control, Standard Drive Control
G120 CU250S-2
05.09.2017
V4.7.9
U/f control, Vdc_max controller and Vdc_min controller (p0096 = 1)
0
1
1,3
0,2
0
1
0
0
0
2,3
0,1
0
0
0
0
Calculate on_level
r0070
Vdc act val [V]
Vdc_max on_level [V]
r1282
Vdc_min on_level [V]
r1286
r0070
Vdc act val [V]
r1298
Vdc_ctrl output [rpm]
ZSW cl-loop ctrl
r0056
r0056
ZSW cl-loop ctrl
r0056
r0056
Calculate on_level
0 ... 1
p1280 [D] (1)
Vdc_max (U/f control)
Vdc_min (U/f control)
0
[6850.4]
Vdc_max SenseOnLev
p1294
–
+
Vdc_ctrl Kp
p1290 [D]
Vdc_ctrl t_rate
p1292 [D]
Vdc_ctrl Tn
p1291 [D]
Vdc_max dyn_factor
p1283 [D]
Vdc_ctrl Kp
p1290 [D]
Vdc_ctrl t_rate
p1292 [D]
Vdc_ctrl Tn
p1291 [D]
Vdc_min dyn_factor
p1287 [D]
U_connect
p0210
Vdc_min on_level
p1285 [D]
–
+
0
[2526.2]
.15
[2526.2]
.14
Vdc_ctrl config
[6856.1]
[6856.1]