Danfoss VLT HVAC Drive FC 131 Programming Manual page 131

VLT® HVAC Drive FC 131
Programming Guide
4.11.7 14-6* Auto Derate
Parameter group for configuring automatic derating based on the output frequency of the drive.
14-61 Function at Inverter Overload
Default value: [0] Trip
Conversion index: -
When the drive issues an inverter overload warning, select whether to continue and probably trip the drive or derate the output
current.
Table 256: Option:
[0]
[1]
14-63 Min Switch Frequency
Default value: [2] 2.0 kHz
Conversion index: -
Set the lowest switch frequency allowed by the application.
Table 257: Option:
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10]
14-64 Dead Time Compensation Zero Current Level
Default value: [0] Disabled
Conversion index: -
If a long motor cable is used, set the parameter to [1] Enabled to minimize the motor-torque ripple.
Table 258: Option:
[0]
[1]
14-65 Speed Derate Dead Time Compensation
Default value: Configuration dependent
Conversion index: 0
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Parameter type: Option
Data type: u_int8
Trip
Derate
Parameter type: Option
Data type: u_int8
2.0 kHz
3.0 kHz
4.0 kHz
5.0 kHz
6.0 kHz
8.0 kHz
10.0 kHz
12.0 kHz
16.0 kHz
Parameter type: Option
Data type: u_int8
Disabled
Enabled
Parameter type: Range
Data type: u_int16
2-setup: All setups
Change during operation: True
2-setup: 1 setup
Change during operation: False
2-setup: All setups
Change during operation: False
2-setup: All setups
Change during operation: False
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Parameters