V&T Technologies Co., Ltd.
http://www.ecodrivecn.com
Chapter 5 List of Parameters
46
Function
code
number
Function code name
Factory
setting
Setting range Unit Property
Function code selection
User
setting
P9.18
Motor overload
protection time
10.0
0.5 ~ 30.0
min
○
0.5 ~ 30.0min
Group PA Control Parameter
PA.00
Carrier frequency
8.0
4.0
3.0
2.0
0.7 ~ 16.0
kHz
○
15kW or below : 0.7kHz ~ 16.0kHz;
18.5kW ~ 45kW: 0.7kHz ~ 10.0kHz;
55kW ~ 75kW: 0.7kHz ~ 8.0kHz;
90kW or above: 0.7kHz ~ 3.0kHz
PA.01
Carrier frequency
automatic adjustment
selection
1
0 ~ 1
/
○
0: No auto adjustment;
1: Auto adjustment
PA.02
V/F control slip
compensation gain
100.0
0.0 ~ 300.0
%
○
0.0 ~ 300.0%
PA.04
Current limit action
selection
1
0 ~ 1
/
×
0: Disabled;
1: Enabled
PA.05
Current limit value
160.0
20.0 ~ 200.0
%
×
Constant torque: 20.0 ~ 200.0% rated
current of inverter
PA.06
Voltage adjustment
function
101
000 ~ 111
/
×
Ones place: Over voltage regulation
0: Disabled;
1: Enabled
Tens place: Under voltage regulation
0: Disabled;
1: Enabled
Hundreds place: Over modulation
0: Disabled;
1: Enabled
PA.07
Energy saving
coefficient
0
0 ~ 50
%
○
0 ~ 50%
PA.08
Magnetic flux braking
selection
1
0 ~ 1
/
×
0: Disabled;
1: Enabled
PA.09
Energy sonsumption
braking selection
0
0 ~ 1
/
×
0: Disabled;
1: Enabled
PA.10
Braking unit operating
time
100.0
100.0
s
×
100.0s(Total cycle working time and
interval is 100s)
PA.11
Braking unit action
voltage
750
650 ~ 750
V
×
650 ~ 750V
PA.12
Relay action indication
when the inverter is
faulty
100
000 ~ 111
/
×
LED ones place: Under volt fault
0: Disabled;
1: Enabled
LED tens place: Auto reset interval
0: Disabled;
1: Enabled
LED hundreds place: Fault locking
0: Disabled;
1: Enabled
PA.13
Inverter or motor
overload prealarm
000
000 ~ 111
/
×
LED ones place: Selection of detected
value
0: Motor overload pre
−
alarm, relative
to motor rated current;
1: Inverter overload pre
−
alarm, relative
to inverter rated current;
LED tens place: Action selection after
overload pre
−
alarm
0: Continue running;
1: Report overload fault and stop;
LED hundreds place: Detecting
condition selection
0: Detect all the time;
1: Only detect at constant speed
PA.14
Overload pre
−
alarm
detection level
130.0
20.0 ~ 200.0
%
×
20.0 ~ 200.0%
PA.15
Overload pre
−
alarm
detection time
5.0
0.1 ~ 60.0
s
×
0.1 ~ 60.0s
PA.16
Fault shield and alarm
attribute setting 1
0020
0000 ~ 2222
/
×
LED ones place: Output
−
ground short
circuit
LED tens place: Power failure during