Rockwell Automation Allen-Bradley PowerFlex 520 Series, User Manual, Page: 128 / 272

128 Rockwell Automation Publication 520-UM001K-EN-E - August 2021
Chapter 3 Programming and Parameters
Advanced Program Group (continued)
A522 [Freq 1 Ki] Related Parameter(s): A509 , A510
A524 [Freq 2 Ki]
A526 [Freq 3 Ki]
PowerFlex 525 only.
Sets I-gain of “Vector” control mode when in frequency region 1, 2 or 3 for faster speed response during steady-state where motor is at its rated speed. If A509 [Speed Reg
Sel] is set to 1 “Manual”, these parameters can be changed.
Values
Default: 0.100 s
Min/Max: 0.000/10.000 s
Display: 0.001 s
PF 525
A527 [PM FWKn 1 Kp]
PowerFlex 525 only.
(With FRN 5.xxx and later.)
The gain to ensure good performance in field weakening region.
Values
Default: 350%
Min/Max: 0/2000%
Display: 1%
PF 525
A528 [PM FWKn 2 Kp]
PowerFlex 525 only.
(With FRN 5.xxx and later.)
The gain to ensure robustness under step load in weakening region.
Values
Default: 300%
Min/Max: 100/8000%
Display: 1%
PF 525
A529 [PM Control Cfg]
PowerFlex 525 only.
(With FRN 5.xxx and later.)
Control configuration for Feed Forward Decouple (FFD), Maximum Torque Per Amp (MTPA), and Load Disturbance Observer (LDOB).
Values
Default: 00111
Min/Max: 00000/00111
Display: 00000
PF 525
1 = Condition True, 0 = Condition False
FFD (Feed Forward Decouple) Digit 1
MTPA (Maximum Torque Per Amp) Digit 2
LDOB (Load Disturbance Observer) Digit 3
Not Used
Not Used