Operating Instructions

Vector control
Function diagrams
2-579
© Siemens AG 2008 - 2013 All Rights Reserved SINAMICS G120 CU230P-2 Control Units List Manual (LH9), 01/2013
Fig. 2-73 6060 – Torque setpoint
- 6060 -
Function diagram
87654321
fp_6060_97_01.vsd
Vector control
G120 CU230P-2
12.12.2012 V4.6
Torque setpoint
[6640.8]
[6030.1]
[6710.1]
[8012.1]
[2522.3]
[2522.3]
[6640.8]
[2522.3]
[2522.3]
[2522.3]
+
+
[6030.1]
[6722.1]
<1>
<1>
<1>
<2>
<2>
[6031.8]
1
[2526.2]
<3>
Calculated accelerating torque
r1538
M_max upper eff [Nm]
r1539
M_max lower eff [Nm]
The signal is only effective after magnetization has been completed (r0056.4 = 1).
No pre-control if the Vdc controller is active [6220.8].
Acceleration control is inhibited for p1517 = 100 ms.
r1518
M_accel [Nm]
[0]
M_accel T_smooth
0.00 ... 100.00 [ms]
p1517 [D] (4.00)
r1518
M_accel [Nm]
[1]
ZSW n_ctrl
r1407
r1407
.8
r1508
M_set bef. M_suppl [Nm]
ZSW n_ctrl
r1407
r1407
.9
ZSW cl-loop ctrl
r0056
r0056
.13
ZSW n_ctrl
r1407
r1407
.7
ZSW n_ctrl
r1407
r1407
.8
r0079
M_set [Nm]
ZSW n_ctrl
r1407
r1407
.9
Torque limiting
<4>
<3>
M_set is also influenced by the speed limit controller.
<4>
ZSW n_ctrl
r1407
r1407
.15
[6040]
M_set from the speed controller
<2>
[6640.8]
[6640.8]