Danfoss VLT AutomationDrive FC 301 Programming Manual page 502

Programming Guide | VLT® AutomationDrive FC 301/FC 302
Parameter Group 14-** Special Functions
6.15
14-0* Inverter Switching
6.15.1
14-00 Switching Pattern
Default value: –
Setup:
All setups
Data type: Uint8
Select the switching pattern: 60° AVM or SFAVM.
The drive may adjust the switching pattern automatically to avoid a trip.
Option Name
[0] 60 AVM
[1] SFAVM
14-01 Switching Frequency
Default value:
–
Setup: All setups
Data type:
Uint8
Select the drive switching frequency. Changing the switching frequency reduces acoustic noise from the motor. Default values depend
on power rating.
The output frequency value of the drive must not exceed 10% of the switching frequency. When the motor is running, adjust the
switching frequency in parameter 14-01 Switching Frequency to minimize motor noise.
To avoid a trip, the drive can adjust the switching frequency automatically.
Option Name
[0] 1.0 kHz
[1] 1.5 kHz
[2] 2.0 kHz
[3] 2.5 kHz
502 | © 2024.09
Parameter type:
Conversion index:
Change during operation:
NOTICE
Description
Parameter type:
Conversion index:
Change during operation:
NOTICE
NOTICE
Description
Default switching frequency for 355–1200 kW [500–1600 hp],
690 V.
Default switching frequency for 250–800 kW [350–1075 hp],
400 V, and 37–315 kW [50–450 hp], 690 V.
Parameter Descriptions
Option
–
True
Option
–
True
AU275636650261en-003201 / 130R0334