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nMotor Slip Compensation: C3
Parameters for slip compensation are shown in the following table.
Param-
eter
Number
Display
Slip com-
pensation
gain
C3-01
Slip Comp
Gain
Slip com-
pensation
primary
delay time
C3-02
Slip Comp
Time
Slip com-
pensation
limit
C3-03
Slip Comp
Limit
Slip com-
pensation
selection
during
regeneration
C3-04
Slip Comp
Regen
Output volt-
age limit
operation
selection
C3-05
V/F Slip
Cmp Sel
* The factory setting will change when the control method is changed. (V/f control factory settings are given.)
-22
5
Name
Description
LCD
Used to improve speed accu-
racy when operating with a
load.
Usually setting is not neces-
sary.
Adjust this parameter at the
following times.
• When actual speed is low,
increase the set value.
• When actual speed is high,
decrease the set value.
Slip compensation primary
delay time is set in ms.
Usually setting is not neces-
sary.
Adjust this parameter at the
following times.
• Reduce the setting when
slip compensation respon-
sive is slow.
• When speed is not stabi-
lized, increase the setting.
Sets the slip compensation
limit as a percentage of
motor rated slip.
0: Disabled.
1: Enabled.
When the slip compensation
during regeneration function
has been activated, as regen-
eration capacity increases
momentarily, it may be nec-
essary to use a braking
option (braking resistor,
Braking Resistor Unit or
Braking Unit.)
0: Disabled.
1: Enabled. (The motor flux
will be lowered automati-
cally when the output
voltage become satu-
rated.)
Control Methods
Change
during
Setting
Factory
Range
Setting
Opera-
V/f
tion
0.0 to
0.0*
Yes
2.5
2000
0 to
No
ms
10000
*
0 to
200%
No
250
0 or 1
0
No
0 or 1
0
No
No
V/f
Register Page
Open
with
Loop
PG
A
No
A
20FH
A
No
A
210H
A
No
A
211H
A
No
A
212H
No
A
213H
4-18
6-34
4-18
6-34
6-34
6-34
6-34
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Troubleshooting
