Siemens SIMOREG DC Master 6RA7018-6DS22 - Page 209

02.00 Function diagrams
SIEMENS AG 6RX1700-0AD76 8-29
SIMOREG DC Master Operating Instructions
Sheet G161 Current limitation
i1 i2
n1
n2 n3
1 0
1
≥
.01 .02
.03
.04
1 0
-100%
.01 .02
.03
.04
1
0
x
y
x
y
.03 .04
0
∗
-1
.05
100%
.05
87564321
- G161 -
1
P075
P077
P104 (n_1) P105 (i_1) P106 (n_2) P107 (i_2) P108 (n_3)
P109 (0)
K0133
K0147
P603 (1)
K
K K K
P604 (9)
K K K K
P172*)
K0131
K0120
K0132
K0166
P171*)
B0161
B0111
P601
K K
134
K
K
B0200
B0194 B0195
Current limitation
I limit
|n act|
Speed-depend. current
limit
I²t monitoring of
power section
Minimum
9=neg. signal effective
acc. to P603.xx
-150% * P077 (4Q converter) 0% (1Q converter)
Armature current setpoint
Lowest pos.
current limit
"+Ia_limit"
Highest pos.
current limit
"-Ia_limit"
Shutdown
Emergency stop
Min.
pos. current
limit
neg. current
limit
Absolute
actual speed
Minimum
Maximum
*) With these parameters, 100% corresponds to the rated motor armature current (P100)
Current limitation active
Armature current controller
setpoint before current limitation
1Q/4Q converter
Max.
FS
Pos. current limit reached Neg. current limit reached