Siemens SINAMICS S Manuel page 1260

X520.2
+
+/-10 V
AI 0
X520.1
-
X520.4
+
AI 1
+/-10 V
X520.3
-
X521.1
100 V
X521.2
X521.3
+
AI 2
-
X522.1
+
690 V X522.2
AI 3
X522.3
-
<1> Can only be used in conjunction with the Chassis Active Line Modules.
1 2
DO: A_INF, S_INF
Voltage Sensing Module (VSM) - analog inputs (AI 0 ... AI 3)
Rated line
supply frequency
p0211
A
0.5 s
D
0.5 s
A
0.5 s
D
PT1 smoothing PT1 smoothing
Rated line
supply frequency
p0211
A
0.5 s
D
0.5 s
A
0.5 s
D
PT1 smoothing
PT1 smoothing
3 4
Current transformer gain
p3670
x
2
x y
1
Rated line supply frequency
I
p0211
1
I
2
Current transformer gain
I p3670
3
x
2
x y
1
f
I 3
3
C
3
2 f U
3
I 3
2
C
2
2 f U
2
I 3
1
C
1
2 f U
1
Voltage divider
U p3660
1
x
2
x y
1
U
2
Voltage divider
p3660
U
3
x
2
x y
1
5 6
Function diagram
fp_9880_01_eng.vsd
SINAMICS S
13.07.05 V02.04.00
p0115[1] (250.00 µs)
<1>
r3671
r3673
p0115[3] (2000.00
µs)
r3672
r3674
Filter capacitance Threshold
p0221 p3677
C
3
C
Limit value
2
A06251
comparison
C
1
r36xx[2]
r36xx[1]
r36xx[0]
r3661
[8850.1]
[8950.1]
r3662
[8850.1]
[8950.1]
7 8
- 9880 -