Rockwell Automation Allen-Bradley PowerFlex 4 User Manual

3-20 Programming and Parameters
Advanced Program Group (continued)
A089 [Current Limit]
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
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 “Minimum Derate”
2 “Maximum Derate”
Min D
e
r
a
t
e
0
80
1
00
60
4
0
2
0
N
o
D
e
r
a
t
e
0
80
1
00
60
4
0
2
0
% of
[
Motor NP Hertz
]
%
of
[
Motor OL Curent
]
% of
[
Motor NP Hertz
]
M
a
x D
e
r
a
t
e
0
80
1
00
60
4
0
2
0
0
2
00
17
5
1
50
12
5
1
00
7
5
50
2
5
0
2
00
17
5
12
5
1
00
7
5
50
2
5
0
2
00
17
5
1
50
12
5
1
00
7
5
50
2
5
A091 [PWM Frequency]
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
68
84
88
80
7
6
96
1
00
92
72
64
60
56
52
8
7
6
5
4
3
2
1
1
5
14
1
6
1
3
12
11
1
0
9
userman.book Page 20 Friday, June 21, 2002 2:48 PM

Rockwell Automation Allen-Bradley PowerFlex 4 Specifications

General

Brand	Rockwell Automation
Model	Allen-Bradley PowerFlex 4
Category	DC Drives
Language	English