Vacon Plc
Phone: +358-201 2121
Fax:+358-201 212 205
Service: +358-40-8371 150
E-mail: [email protected]
Page 16
Vacon
Pump and fan control with autochange
Group 6, Motor control parameters
Code
Parameter
Range
Step
Default
Custom
Description
Page
6
.
1
Motor control mode
0—1
1
0
0 = Frequency control
34
1 = Speed control
6
.
2
Switching frequency
1—16 kHz
0,1 kHz 10/3.6kHz
Dependant on kW
35
6
.
3
Field weakening point
30—500 Hz
1 Hz
Param.
35
1
.
11
6
.
4
Voltage at field
15 —200%
1%
100%
35
weakening point
x U
nmot
6
.
5
U/F-curve mid
0—500 Hz
0,1 Hz
0 Hz
35
point frequency
6
.
6
U/F-curve mid
0—100%
0.01%
0%
35
point voltage
x U
nmot
6
.
7
Output voltage at
0—100%
0.01%
0%
35
zero frequency
x U
nmot
6
.
8
Overvoltage controller
0—1
1
1
0 = Controller is not operating
36
1 = Controller is in operation
6
.
9
Undervoltage controller
0—1
1
1
0 = Controller is not operating
36
1 = Controller is in operation
Group 7, Protections
Code
Parameter
Range
Step
Default
Custom
Description
Page
7
.
1
Response to
0—3
1
2
0 = No action
36
reference fault
1 = Warning
2 = Fault, stop according to
par 4.7
3 = Fault, stop always by coasting
7
.
2
Response to
0—3
1
0
0 = No action
36
external fault
1 = Warning
2 = Fault, stop according to
par 4.7
3 = Fault, stop always by coasting
7. 3
Phase supervision of
0—2
2
2
0 = No action
36
the motor
2 = Fault
7. 4
Earth protection
0—2
2
2
0 = No action
36
2 = Fault
7
.
5
Motor thermal protection
0—2
1
2
0 = No action
37
1 = Warning
2 = Fault
7
.
6
Motor thermal protection
50.0—150 %
1.0 %
100.0%
37
break point current
x I
nMOTOR
7
.
7
Motor thermal protection
10.0—150%
1.0 %
45.0%
38
zero frequency current
x I
nMOTOR
7
.
8
Motor thermal protection
0.5—300.0
0,5
Default value is set according
38
time constant
minutes
min.
to motor nominal current
7
.
9
Motor thermal protection
10—500 Hz
1 Hz
35 Hz
39
break point frequency