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Thermal motor model 1 for synchronous reluctance motors
Thermal motor model 1 calculates the temperature of the stator winding from the motor current
and the thermal time constant of the motor model.
Figure 6-84
Parameters
Table 6-105 Thermal motor model 1 for reluctance motors
Number
r0034
r0068[0 ... 1]
p0318[M]
p0610[M]
p0611[M]
p0612[M]
p0613[M]
p0625[M]
p0627[M]
r0632[M]
p5390[M]
p5391[M]
Further information is provided in the parameter list.
SINAMICS G120X converter
Operating Instructions, 06/2019, FW V1.01, A5E44751209B AC
Thermal motor model 1 for reluctance motors
Name
CO: Thermal motor load
CO: Absolute actual current value
Motor stall current
Motor overtemperature response
I2t thermal motor model time constant
Mot_temp_mod activation
Mot_temp_mod 1/3 ambient temperature
Motor ambient temperature during commissioning
Motor overtemperature, stator winding
Mot_temp_mod stator winding temperature
Mot_temp_mod 1/3 alarm threshold
Mot_temp_mod 1/3 fault threshold
Advanced commissioning
6.8 Drive protection
Factory setting
- %
- Arms
0 Arms
12
0 s
0000 0010 0000
0010 bin
20 °C
20 °C
80 K
- °C
110 °C
120 °C
413
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