3-28 Programming and Parameters
PowerFlex 40 Adjustable Frequency AC Drive FRN 1.xx - 7.xx User Manual
Publication 22B-UM001I-EN-E
Advanced Program Group (continued)
A088 [Maximum Voltage] Related Parameter(s): d004, A085, A086, A087
Sets the highest voltage the drive will output.
Values Default: Drive Rated Volts
Min/Max: 20/Drive Rated Volts
Display: 1 VAC
A089 [Current Limit 1] Related Parameter(s): P033, A118
Maximum output current allowed before current limiting occurs.
Values Default: Drive Rated Amps × 1.5
Min/Max: 0.1/Drive Rated Amps × 1.8
Display: 0.1 Amps
A090 [Motor OL Select] Related Parameter(s): P032, P033
Drive provides Class 10 motor overload protection. Settings 0-2 select the derating factor for the I
2
t
overload function.
Options 0 “No Derate” (Default)
1 “Min Derate”
2 “Max Derate”
Min D
r
t
1
4
2
N
D
r
t
1
4
2
of P033
Motor OL Curent
M
x D
r
t
1
4
2
2
17
1
12
1
7
2
2
17
1
12
1
7
2
2
17
1
12
1
7
2
A091 [PWM Frequency] Related Parameter(s): A124
Sets the carrier frequency for the PWM output waveform. The chart below provides derating
guidelines based on the PWM frequency setting.
Important: Ignoring derating guidelines can cause reduced drive performance.
Values Default: 4.0 kHz
Min/Max: 2.0/16.0 kHz
Display: 0.1 kHz
7
1
1
1
1
1
22B-UM001.book Page 28 Tuesday, May 30, 2017 5:22 PM