Siemens SINAMICS G120D List Manual page 705

Current limiting
U_output max [Veff]
r0071
[6722.1]
[6723.4]
[6724.4]
Current limit
0.00 ... 10000.00 [Aeff]
p0640 [D] (0.00)
I_max reduction
[8016.8] Min
I_max Power Module
[6730.4]
[6731.4]
Id_set total
[6723.8]
Id_setp total [Aeff]
r1624
n_act [1/min]
r0063 [0]
M_max up w/o offs [Nm]
r1526
[6630.8]
M_max low w/o offs [Nm]
[6630.8] r1527
Power limiting
P_max gen
-100000.00 ... -0.01 [kW]
p1531 [D] (-0.01)
P_max mot
0.00 ... 100000.00 [kW]
p1530 [D] (0.00)
<1> Intervention by the Vdc controller.
<2> Intervention when the speed limit is exceeded + 2 % n_rated.
1 2
Vector control
Current/power/torque limits
Mot L_leak total [mH]
r0377 [D]
Iq stall
calculation
I_outp max [Aeff]
r0067
[6722.1]
Iq_max total [Aeff]
r1533
x
2 2
x y
y
-1
Max Min
Isq_max stall [Aeff]
r1548 [1]
Lower limit
Isq_max stall [Aeff]
r1548 [0]
Upper limit
Iq
Min
n
Max
3 4
Speed limiting
Kp from speed controller [6040.5]
Tn from speed controller [6040.6]
n_limit pos eff [1/min]
+
[3050.8] r1084
[3050.8] +
r1087
–
–
n_limit neg eff [1/min]
Sign
+ or -
[6721.8] M
[6730.1]
Iq
<1>
<1>
5 6
fp_6640_97_53.vsd
12.12.2012 V4.6
1 = Speed limiting control
active
r1407.17
[2522.3]
Speed limiting
controller
<2>
Precontrol
Flux ctrl config
p1401
.7
[6060.3]
+
M_max upper eff [Nm]
Min
r1538
+
[6060.1] [6040.4]
[8012.1]
+
M_max lower eff [Nm]
Max r1539
+
[6060.1] [6040.4]
[8012.1]
Isq_max [Aeff]
r1536
[6710.1]
Isq_min [Aeff]
r1537
[6710.1]
7 8
Function diagram
- 6640 -
SINAMICS G120D