Siemens SINAMICS G220 - Page 473

- 6852 -
1
Standard Drive Control (SDC, p0504 = 1) Current/power/torque limits
© Siemens AG
2 3 4 5 6 7 8
V6.02.00
c0641 [C]
(100.00)
Current limit scaling [%]
Motor current limit [Arms]
p0640 [D] (0.00)
MIN
r0289
Maximum power unit output current [Arms]
r0067 Output current maximum [Arms]
Current actual value field-generating smoothed [Arms]
r0029
x y
Current limit torque-generating total [Arms] r1533
MIN
MAX
n
Iq
Power limit motoring [kW]
p1530 [D] (0.00)
Power limit regenerative [kW]
p1531 [D] (-0.01)
c1555 [C]
(2004)
Power limit
Power limit scaling
p1556 [D] (0.00)
-1
MIN
MAX
Torque limit upper
-1000000.00 ... 20000000.00 [Nm]
p1520 [D] (0.00)
Torque limit lower
-20000000.00 ... 1000000.00 [Nm]
p1521 [D] (0.00)
r1535 Total lower torque limit [Nm] r1534 Total upper torque limit [Nm]
Danger: Negative values at <1>
positive values at <2>
represent a minimum torque for the other torque direction and can
cause the motor to accelerate uncontrollably.
M
I
M
I
<1> <2>
-
+
Torque sign
Iq_max
[6851.4]
[6851.6]
<3> <3>
The limit (current, torque or power limit) which is active and limits the torque is indicated in r1408.16 … r1408.18.
[6852.5]
<3> <2> <1>
Torque-generating current maximum limit [Arms] r1536[0..1]
Torque-generating current minimum limit [Arms] r1537[0..1]
x
2
– y
2
Figure14-84 6852 - Current/power/torque limits
Functions
14.10Closed-loop drive control
SINAMICS G220 converter
Operating Instructions, 04/2024, FW V6.2, A5E51781573B AB 471