Parameter 14-32 Current Lim Ctrl, Filter Time
Table 493: Parameter 14-32 Current Lim Ctrl, Filter Time
14-32 Current Lim Ctrl, Filter Time
Default value: Size related
Parameter type: Range, 1 - 100 ms
Setup: All setups
Conversion index: -4
Data type: Uint16
Change during operation: True
Controls the current limit control low-pass filter. This makes it possible to react to peak values or to average values. When selecting
average values, it is sometimes possible to run with higher output current and instead trip on the hardware limit for current. Howev-
er, the control reacts slower as it does not react on immediate values.
Parameter 14-35 Stall Protection
Table 494: Parameter 14-35 Stall Protection
14-35 Stall Protection
Default Value: [1] Enabled
Parameter Type: Option
Setup: All set-ups
Conversion Index: -
Data Type: Uint8
Change during operation: False
N O T I C E
This parameter is active in flux mode only.
Option
Name
Description
[0]
Disabled
Disables stall protection in field weakening flux mode and might cause the motor to be lost.
[1]*
Enabled
Enables stall protection in field weakening flux mode.
Parameter 14-36 Field-weakening Function
Table 495: Parameter 14-36 Field-weakening Function
14-36 Field-weakening Function
Default Value: [0] Auto
Parameter Type: Option
Setup: All set-ups
Conversion Index: -
Data Type: Uint8
Change during operation: True
Select the field-weakening function mode in flux mode.
Option
Number
Option
Name
Description
[0]*
Auto
In this mode, the drive calculates the optimal torque output. Measured DC-link voltage determines
the phase-to-phase motor voltage. Magnetizing reference is based on the actual voltage and utilizes
the information about the model of the motor.
[1]
1/x
The drive reduces torque output. The drive sets the magnetizing reference inversely proportional to
the speed using a static curve that shows the relationship between DC-link voltage and the speed.
Parameter 14-37 Fieldweakening Speed
Table 496: Parameter 14-37 Fieldweakening Speed
14-37 Fieldweakening Speed
Default value: Size related
Parameter type: Range, 10 - 60000 RPM
Setup: All setups
Conversion index: 67
Data type: Uint16
Change during operation: True
Enter the start speed for option
[1] [1/x]
in
parameter 14-36 Fieldweakening Function
.
AU373327181955en-000101 / 130R1208
274 | Danfoss A/S © 2021.08
Parameter Descriptions
VLT® AutomationDrive EZ FC 321
Programming Guide
Содержание VLT AutomationDrive EZ FC 321
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