90 Rockwell Automation Publication 22C-UM001J-EN-E - January 2017
Chapter 3 Programming and Parameters
A171 [Start Boost] Related Parameter(s): P031
, P032, P034, P035, A170, A172, A173, A174
Sets the boost voltage (% of P031 [Motor NP Volts]) and redefines the Volts per Hz curve when A170 [Boost Select] = 0 “Custom V/Hz”.
Values Default: 2.5%
Min/Max: 0.0/25.0%
Display: 1.1%
Frequency
Voltage
A173 [Break Frequency] P032 [Motor NP Hertz]
P035 [Maximum Freq]
A171 [Start Boost]
P031 [Motor NP Volts]
A174 [Maximum Voltage]
A172 [Break Voltage]
A034 [Minimum Freq]
A172 [Break Voltage] Related Parameter(s): P031, P032, P034, P035, A170, A171, A173, A174
Sets the break voltage applied at the break frequency when A170 [Boost Select] = 0 “Custom V/Hz”.
Values Default: 25%
Min/Max: 0.0/100.0%
Display: 0.1%
A173 [Break Frequency] Related Parameter(s): P031, P032, P034, P035, A170, A171, A172, A174
Sets the frequency where break frequency is applied when A170 [Boost Select] = 0 “Custom V/Hz”.
Values Default: 15.0 Hz
Min/Max: 0.0/320.0 Hz
Display: 0.1 Hz
A174 [Maximum Voltage] Related Parameter(s): b004, A171, A172, A173
Sets the highest voltage the drive will output.
Values Default: Drive Rated Volts
Min/Max: 20/Drive Rated Volts
Display: 1 VAC
A175 [Slip Hertz @ FLA]] Related Parameter(s): P033
Compensates for the inherent slip in an induction motor. This frequency is added to the commanded
output frequency based on motor current.
Values Default: 2.0 Hz
Min/Max: 0.0/10.0 Hz
Display: 0.1 Hz
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