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Siemens MICROMASTER 440 - Smooth Time for Flux Setpoint; CO: Flux Setpoint (Smoothed); Int. Time Field Weak. Controller; CO: Flux Setpoint (Total)

Siemens MICROMASTER 440
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Issue 01/06 Parameter Description
MICROMASTER 440 Parameter List
6SE6400-5BB00-0BP0
181
P1582[3] Smooth time for flux setpoint Min: 4
CStat: CUT Datatype: U16 Unit: ms Def: 15
P-Group: CONTROL Active: Immediately QuickComm.: No Max: 500
Sets time constant of PT1 filter to smooth flux setpoint.
Index:
P1582[0] : 1st. Drive data set (DDS)
P1582[1] : 2nd. Drive data set (DDS)
P1582[2] : 3rd. Drive data set (DDS)
r1583 CO: Flux setpoint (smoothed) Min: -
Datatype: Float Unit: % Def: -
P-Group: CONTROL Max: -
Displays smoothed flux setpoint in [%] relative to rated motor flux.
P1596[3] Int. time field weak. controller Min: 20
CStat: CUT Datatype: U16 Unit: ms Def: 50
P-Group: CONTROL Active: Immediately QuickComm.: No Max: 32001
Sets integral time for field weakening controller.
Index:
P1596[0] : 1st. Drive data set (DDS)
P1596[1] : 2nd. Drive data set (DDS)
P1596[2] : 3rd. Drive data set (DDS)
r1597 CO: Outp. field weak. controller Min: -
Datatype: Float Unit: % Def: -
P-Group: CONTROL Max: -
Displays output signal of field weakening controller in [%] relative to rated motor flux.
r1598 CO: Flux setpoint (total) Min: -
Datatype: Float Unit: % Def: -
P-Group: CONTROL Max: -
Displays total flux setpoint in [%] relative to the rated motor flux.
P1610[3] Continuous torque boost (SLVC) Min: 0.0
CStat: CUT Datatype: Float Unit: % Def: 50.0
P-Group: CONTROL Active: Immediately QuickComm.: No Max: 200.0
Sets the constant torque boost for the low frequency range when sensorless closed-loop vector control is
being used (SLVC). The parameter is entered as a % referred to the rated motor torque (r0333).
For sensorless closed-loop vector control, when the motor model is disabled, an absolute current is
impressed. P1610 represents the maximum load that occurs at a constant setpoint.
f
t
P1755
i
sd
f(t)
i
sd
(t)
i
sd
(P1610, P1611)
P1610 = P1611 = 0
r0331
P0346
Index:
P1610[0] : 1st. Drive data set (DDS)
P1610[1] : 2nd. Drive data set (DDS)
P1610[2] : 3rd. Drive data set (DDS)
Caution:
P1610 should always be set at least 10% higher than the maximum steady-state load that occurs.
Note:
- For P1610 = 0 %, a current setpoint is calculated that corresponds to the no-load case (rated
magnetization current).
- For P1610 = 100 %, a current setpoint is calculated that corresponds to the rated motor torque.
Level
3
Level
4
Level
3
Level
4
Level
3
Level
2
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