Function diagrams
Vector Control
2-372
© Siemens AG 2007 All Rights Reserved
SINAMICS G120 Control Units CU240S, Edition 05/2007
Fig. 2-46 7710 – Torque Controller and Torque Limitation with Encoder (VC)
Stat 2 ctrl
r1407
r1407
Stat 2 ctrl
r1407
r1407
- 7710 -
Function diagram
87654321
7710_TC.vsd
Vector Control
SINAMICS G120
02.04.2007 V3.0
1
0
-1
MIN
MAX
+
Imax
0
1
0
MIN
MAX
**)
*)
Id
r1538
r1539
.8
.9
b
FP7510
a
and FP7510
.8
.9
FP7510
FP7510
FP7910
M [Nm] =
⋅
1000 P [kW]
2 f
⋅⋅
Power limitation
Speed precontrol
**) selectable with P1500
*) Access level 4
(0)
BI:-> torque ctrl.
P1501.CDS
Stat 2 ctrl
r1407
r1407
Stat 2 ctrl
r1407
r1407
Torque setp.
(0)
P1503.CDS
Rated mot. current
0.01 ... 10000.00 [A]
P0305.DDS (1.86)
Motor ovl fact [%]
10.0 ... 400.0 [%]
P0640.DDS (200.0)
Upper trq. lim
-99999.00 ... 99999.00 [Nm]
P1520.DDS (5.13)
Upper trq. lim
(1520[0])
P1522.CDS
Motor temperature
Inverter temperature
i
2
t
inverter
Lower trq. lim
-99999.00 ... 99999.00 [Nm]
P1521.DDS (-5.13)
Lower trq. lim
(1521[0])
P1523.CDS
Scal. low trq. lim
-400.0 ... 400.0 [%]
P1525.DDS (100.0)
r1518
Accel. torque [Nm]
r0067
Outp cur limit [A]
r1508
Torque setp. [Nm]
r1526
Upper trq. lim [Nm]
act. frequency
Motoring power lim
0.0 ... 8000.0
P1530.DDS (0.75)
Regener. power lim
-8000.0 ... 0.0
P1531.DDS (-0.75)
r1527
Lower trq. lim [Nm]
Flux setpoint
Motor stall
protection
Speed limitation
controller
(only for torque
control)
Current control
r0079
Total trq setp [Nm]
r1538
Total up TrqLim [Nm]
r1539
Total lw TrqLim [Nm]
r1537
Max trq reg cur [A]
r1536
Max trq mot cur [A]
*)
Speed controller output
Torque Control & Limitation with Encoder (VC)
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