Danfoss iC7 Series Application Manual page 218

Application Guide | iC7 Series Industry
Parameter 4581
Number:
Data Type: UINT
The following are the selections for the parameter.
Selection Number Selection Name
0 Constant droop
1 Below removal frequency
2 Linear below nom. speed
P 5.8.9.6 Drooping Removal Transition Speed
Set the drooping removal transition speed.
Default Value: 1
Parameter 4582
Number:
Data Type: REAL
P 5.8.9.15 Enhanced Static Part
Set the % of static drooping at speeds lower than the value set in "5.8.9.16 Enhanced Lower Transition Speed". 0% means dynamic
drooping only and 100% static drooping only.
Default Value: 1.5
Parameter 675
Number:
Data Type: REAL
P 5.8.9.16 Enhanced Lower Transition Speed
Set the speed at which transition from combined static and dynamic drooping to dynamic drooping only starts.
Default Value: 589.999
Parameter 676
Number:
Data Type:
REAL
P 5.8.9.17 Enhanced Higher Transition Speed
Set the speed at which the transition from combined static and dynamic drooping to dynamic drooping only is complete.
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Unit:
Access Type:
Selection Description
If Constant Droop is selected drooping removal functionality
is disabled. Speed could be even reduced to opposite speed
direction.
Drooping gain is reduced from removal frequency to zero. This
mode protects from running opposite speed direction.
Drooping gain is reduced linear from nominal motor frequency
to zero.
Parameter Type:
Unit:
Access Type:
Parameter Type:
Unit:
Access Type:
Parameter Type:
Unit:
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Parameter Descriptions
–
Read/Write
Range (0.001 — 1000)
Hz
Read/Write
Range (0 — 100)
%
Read/Write
Range (0 — \*)
Hz
Read/Write
AB480436531518en-000601 / 136R0283