2.12 Main Menu - Special Functions - Group 14
2.13.1 14-** Special Functions
Parameter group for configuring special frequency converter functions.
2.13.2 Inverter Switching 14-0*
Parameters for configuring the inverter switching.
14-00 Switching Pattern
Option:
Function:
Select the switching pattern: 60° AVM or SFAVM.
[0] *
60 AVM
[1]
SFAVM
14-01 Switching Frequency
Option:
Function:
Select the inverter switching frequency. Changing the switching frequency can help to reduce
acoustic noise from the motor.
NB!
The output frequency value of the frequency converter must never exceed 1/10
of the switching frequency. When the motor is running, adjust the switching fre-
quency in par. 14-01
Switching Frequency
until the motor is as noiseless as pos-
sible. See also par. 14-00
Switching Pattern
and the section
Derating
.
[0]
1.0 kHz
[1]
1.5 kHz
[2]
2.0 kHz
[3]
2.5 kHz
[4]
3.0 kHz
[5]
3.5 kHz
[6]
4.0 kHz
[7] *
5.0 kHz
[8]
6.0 kHz
[9]
7.0 kHz
[10]
8.0 kHz
[11]
10.0 kHz
[12]
12.0 kHz
[13]
14.0 kHz
[14]
16.0 kHz
VLT
p
Automation VT Drive FC322
Programming Guide
2 Parameter Description
MG.20.W1.22 - VLT
p
is a registered Danfoss trademark
157
2
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