Motor Magnetizing Inductance / Mot Lh; Motor Rotor Time Constant / Damping Time Constant D Axis - Siemens SINAMICS G120XA Operating Instructions Manual

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Parameters
7.3 Parameters
NOTICE
When selecting a catalog motor (p0301), this parameter is automatically pre-assigned and is write protected.
Information in p0300 should be carefully observed when removing write protection.
Note
If the rotor leakage inductance (p0358) for induction motors is changed outside the commissioning phase (p0010 > 0),
then the magnetizing inductance (p0360) is automatically adapted to the new EMF (r0337). You are then advised to
repeat the measurement for the saturation characteristic (p1960).
p0360[0...n]

Motor magnetizing inductance / Mot Lh

Access level: 3
Can be changed: T, U
Unit group: -
Min:
0.00000 [mH]
Description:
Sets the magnetizing inductance of the motor.
This parameter value is automatically calculated using the motor model (p0340 = 1, 2) or using the motor identification
routine (p1910).
NOTICE
When selecting a catalog motor (p0301), this parameter is automatically pre-assigned and is write protected.
Information in p0300 should be carefully observed when removing write protection.
Note
The parameter is not used for synchronous motors (p0300 = 2).
r0384[0...n]
Motor rotor time constant / damping time constant d axis / Mot T_rotor/T_Dd
Access level: 3
Can be changed: -
Unit group: -
Min:
- [ms]
Description:
Displays the rotor time constant.
Note
The parameter is not used for synchronous motors.
The value is calculated from the total of the inductances on the rotor side (p0358, p0360) divided by the rotor resistance
(p0354). The temperature adaptation of the rotor resistance for induction motors is not taken into account.
r0394[0...n]
Rated motor power / Mot P_rated
Access level: 3
Can be changed: -
Unit group: 14_6
Min:
- [kW]
Description:
Displays the rated motor power.
Note
The parameter displays p0307. For p0307 = 0, r0394 is calculated from p0304 and p0305 (only for induction motors).
Depending on the actual motor type, deviations can occur from the actual rated motor power.
404
Calculated: CALC_MOD_EQU Data type: FloatingPoint32
Scaling: -
Unit selection: -
Max:
10000.00000 [mH]
Calculated: -
Scaling: -
Unit selection: -
Max:
- [ms]
Calculated: -
Scaling: -
Unit selection: p0100
Max:
- [kW]
Operating Instructions, 03/2019, FW V1.0, A5E44751205B AB
Dynamic index: MDS, p0130
Function diagram: 6727
Factory setting:
0.00000 [mH]
Data type: FloatingPoint32
Dynamic index: MDS, p0130
Function diagram: 6722, 6837
Factory setting:
- [ms]
Data type: FloatingPoint32
Dynamic index: MDS, p0130
Function diagram: -
Factory setting:
- [kW]
SINAMICS G120XA converter

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