Parameter List
3
3.5 b: Application
YASKAWA TOEPYAIGA8001B GA800 Drive Maintenance & Troubleshooting 165
◆ b7: Droop Control
No.
(Hex.)
Name Description
Default
(Range)
b7-01
(01CA)
RUN
Droop Control Gain
Sets the amount of deceleration when the torque reference is at 100% as a percentage of E1-04
[Maximum Output Frequency].
0.0%
(0.0 - 100.0%)
b7-02
(01CB)
RUN
Droop Control Delay Time
Sets the responsiveness of Droop control. Decrease this setting when drive response is slow. Increase
this setting when hunting or oscillation occur.
0.05 s
(0.03 - 2.00 s)
b7-03
(017E)
Droop Control Limit
Selection
Sets the Droop control limit function.
0 : Disabled
1 : Enabled
1
(0, 1)
◆ b8: Energy Saving
No.
(Hex.)
Name Description
Default
(Range)
b8-01
(01CC)
Energy Saving Control
Selection
Sets the Energy-saving control function.
0 : Disabled
1 : Enabled
2 : Automatic Optimization
Note:
Setting 2 is available only when A1-02 = 6, 7 [Control Method Selection = AOLV/PM, CLV/PM]
and in Expert Mode.
0
(0 - 2)
b8-02
(01CD)
RUN
Expert
Energy Saving Gain
Sets the gain for Energy-saving control.
Determined by A1-02
(0.0 - 10.0)
b8-03
(01CE)
RUN
Expert
Energy Saving Filter Time
Sets the responsiveness for Energy-saving control.
Determined by A1-02，C6-
01 and o2-04
(0.00 - 10.00 s)
b8-04
(01CF)
Expert
Energy Saving Coefficient
Value
Sets the Energy-saving control coefficient to maintain maximum motor efficiency. The default setting
is for Yaskawa motors.
Determined by C6-01, E2-
11, and o2-04
(0.00 - 655.00)
b8-05
(01D0)
Expert
Power Detection Filter Time
Sets the time constant to measure output power.
20 ms
(0 - 2000 ms)
b8-06
(01D1)
Expert
Search Operation Voltage
Limit
Sets the voltage limit for Search Operation as a percentage of the motor rated voltage.
0%
(0 - 100%)
b8-16
(01F8)
Expert
PM E-Save Coefficient Ki
Sets torque linearity. This parameter uses the Ki value from the motor nameplate. Usually it is not
necessary to change this setting.
1.00
(0.00 - 3.00)
b8-17
(01F9)
Expert
PM E-Save Coefficient Kt
Sets torque linearity. This parameter uses the Kt value from the motor nameplate. Usually it is not
necessary to change this setting.
1.00
(0.00 - 3.00)
b8-18
(01FA)
Expert
E-Save d-axis Current
FilterTime
Sets the d-axis current reference filter time constant.
0.100 s
(0.000 - 5.000 s)
b8-19
(0B40)
Expert
E-Save Search Frequency
Sets the frequency of Energy-saving control search operations. Usually it is not necessary to change
this setting.
Determined by A1-02
(10 - 300 Hz)
b8-20
(0B41)
Expert
E-Save Search Width
Sets the amplitude of Energy-saving control search operations.
1.0 degrees
(0.1 - 5.0 degrees)
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