Rockwell Automation Publication 22C-UM001J-EN-E - January 2017
89
Programming and Parameters
Chapter 3
A170 [Boost Select]
Related Parameter(s):
,
Sets the boost voltage (% of P031 [Motor NP Volts]) and redefines the Volts per Hz curve.
Drive may add additional voltage unless Option 5 is selected.
Frames C-F
Frames G-H
Options
0 “Custom V/Hz”
0 “Custom V/Hz”
1 “30.0, VT”
1 “30.0, VT”
Typical Fan/Pump Curves
2 “35.0, VT”
2 “35.0, VT”
3 “40.0, VT”
3 “40.0, VT”
4 “45.0, VT” (Default)
4 “45.0, VT” (Default)
5 “0.0 no IR”
5 “0.0 no IR”
6 “0.0”
6 “0.0”
Boost Curves
7 “2.5”
7 “0.2”
8 “5.0”
8 “0.5”
9 “7.5”
9 “0.8”
10 “10.0”
10 “1.0”
11 “12.5”
11 “2.0”
12 “15.0”
12 “3.0”
13 “17.5”
13 “4.0”
14 “20.0”
14 “5.0”
15 “Kepco” Curve
(1)
15 “Kepco” Curve
(1)
(1) Kepco Curve is used in specific systems to meet requirements of the Korean Electric Power Company.
% P032 [Motor NP Hertz]
% P031 [Motor NP Volts]
100
50
1/2 [Motor NP Volts]
1/2
[Motor NP Hertz]
4
3
2
1
0
50
100
Settings
5-14
A174 [Maximum Voltage] can be set anywhere.
Settings greater than P0
3
1 [Motor NP Volts] define a point on the V/Hz curve.
Settings less than P0
3
1 [Motor NP Volts] function as limits only and do not change the V/Hz curve.
P0
3
4 [Minimum Fre
q
] can be set anywhere.
Functions as a limit only and does not change the V/Hz curve.
P0
3
5 [Maximum Fre
q
] can be set anywhere.
Settings greater than P0
3
2 [Motor NP Hertz]
define a point on the V/Hz curve.
P0
3
5 [Maximum Fre
q
] can be set anywhere.
Settings less than P0
3
2 [Motor NP Hertz] function
as limits only and do not change the V/Hz curve.
Setting
Boost Voltage (% of Base)
5
0.0 (no IR Comp. added)
6 0.0
7 2.5
8
5.0
9 7.5
10 10.0
11 12.5
12 15.0
1
3
17.5
14 20.0
15 "Kepco"
Curve
(1)
Setting Fan/Pump
Curves
1
3
0.0
2
3
5.0
3
40.0
4 45.0
