Siemens SINAMICS G150 Manual page 1178

Current limiting
[6722.1] U_Ausgang max
r0071
[6723.4]
[6724.4]
<4> [6725.4]
Id_set total
r1624
[6723.8]
Id_set total
<4> [6727.8]
I_max reduction
[8016.8]
I_max Motor Module
[6730.4]
[6731.4] Current limit
<4> [6732.4]
p0640[D]
Current limit var
p0641[C]
1
(1)
Min
Pulsverf. I_Grenze
0
p1604[D]
<5> [6721.3]
n_act unsmoothed
r0063[0]
[4715.6]
M_max up. w/o Offs
r1526
[6630.8]
M_max low w/o Offs
r1527
P_max_scale
<3>
[6630.8]
p1556[D] (0.00)
P_max
p1555[C]
(1)
-1
Max
P_max gen
-100 000.00...-0.01 kW
p1531 (-0.01)
Min
P_max mot
0.00...100 000.00 kW
p1530[D] (0.00)
<1> Intervention by the Vdc controller.
<2> Intervention when the speed limit is exceeded + 2 % n
<3> p1556 = 0 switches the evaluation of the connector input p1555 off.
<4> Only for SINAMICS S120/S150.
<5> Ony for PEM.
1 2
DO: VECTOR
Vector control - Current/power/torque limits
Mot L_leakage total
r0377[M]
Iq stall
calculation
Iq_max total
y
r1533
2 2
x y
x
Min
-1
I_outp max
r0067
[6722.1], [6724.1]
[6726.6], [6727.6]
Max
Lower limit
r1548[1]
Power limiting
Iq
n
.
rated
3 4
Speed limiting
Kp from speed controller [6040.5]
Tn from speed controller [6040.6]
n_limit pos eff
+
[3050.8] r1084
[3050.8] r1087
-
n_limit neg eff
Sign
+ or -
Min
Upper limit
r1548[0]
[6721.8]
M
[6730.1]
Iq
<4> [6732.1]
Isq_max unlimited
r1536[1]
<1>
Min
Isq_max unlimited
r1537[1]
Max
<1>
5
fp_6640_54_eng.vsd
12.07.13 V04.07.00
p0115[2] (Motor Modules)
+
–
Speed limiting
controller
<2>
Pre-control
p1401.7
+
Min
+
+
Max
+
Isq_max limited
r1536[0]
Isq_min limited
r1537[0]
6 7
Function diagram
S120/S150/G130/G150
n_lim_crtl act
r1407.17
[2522.3]
M_n_lim
[6060.3]
M_max upper effective
r1538
[6060.1], [6040.4]
[8012.1]
M_max lower effective
r1539
[6060.1], [6040.4]
[8012.1]
[6710.1]
[6710.1]
8
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