Siemens SINAMICS G120 Mode D'emploi page 666

Current limiting
[6723.3]
Voltage max [Vrms]
[6724.4]
r0071
[6791.4]
Current limit
p0640 [D]
I_max reduction
[8016.8]
[6730.4] I_max PM
[6731.4]
[6792.4]
[6721.8]
Id_setp total [Arms]
[6723.8]
r1624
[6791.8]
Actual speed [rpm]
r0063 [0]
[6630.8]
[6630.8]
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 / U/f control
Current/power/torque limits
Stall limit scal
80.0 ... 130.0 [%] Mot L_leak total [mH]
r0377 [M]
p1553 [D] (100.0)
Iq stall
calculation
Current max [Arms]
r0067
[6722.1], [6724.1]
Iq_max total [Arms]
x
Min
2 2
x y
y
-1
Max Min
Isq_max stall [Arms]
Isq_max stall [Arms]
Power limiting
Iq
n
3 4
Speed limiting
Kp from speed controller [6040.5]
Tn from speed controller [6040.6]
n_limit pos eff [rpm]
[3050.8] r1084
[3050.8]
r1087
n_limit neg eff [rpm]
r1533
r1548 [1]
Lower limit
[6721.8]
M
[6730.1]
[0] Iq
r1548
[6791.8]
Upper limit
<1>
Min
Max
<1>
5
fp_6640_97_01.vsd
13.03.2018
1 = Speed limiting control
+
+
– –
Speed limiting
controller
<2>
Sign
+ or -
+
Min
+
+
Max
+
6 7
Function diagram
G120 CU230P-2
V4.7_10
active
r1407.17
[2522.3]
M_max upper eff [Nm]
r1538
[6040.4], [6060.1]
M_max lower eff [Nm]
r1539
[6040.4], [6060.1]
Isq_max [Arms]
r1536
[6710.1]
Isq_min [Arms]
r1537
[6710.1]
8
- 6640 -