11.5 b: Application
490 YASKAWA SIEPC71061705H GA700 Series Technical Manual
◆ b8: Energy Saving
No.
(Hex.)
Name Description
Default
(Range)
Ref.
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)
686
b8-02
(01CD)
RUN
Expert
Energy Saving Gain
Sets the gain for Energy-saving control.
Determined by A1-02
(0.0 - 10.0)
686
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)
686
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)
686
b8-05
(01D0)
Expert
Power Detection Filter
Time
Sets the time constant to measure output power.
20 ms
(0 - 2000 ms)
686
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%)
687
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)
687
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)
687
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)
687
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)
687
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)
688
b8-21
(0B42)
Expert
PM E-Save Search Gain
Sets the gain of Energy-saving control search operations.
0.3Hz
(0.1 - 20.0 Hz)
688
b8-22
(0B43)
Expert
PM E-Save Search LPF
Cutoff Freq
Sets the frequency of the filter used to extract the high-efficiency phase from search
operations. Usually it is not necessary to change this setting.
10.0 Hz
(1.0 - 30.0 Hz)
688
b8-23
(0B44)
Expert
PM E-Save Search Limit
Sets the search operations output limit. Usually it is not necessary to change this setting.
15.0 degrees
(0.0 - 30.0 degrees)
688
b8-24
(0B45)
Expert
PM E-Save High Freq
ACR Gain
Sets the gain for high-frequency current control.
200.0 Hz
(100.0 - 1000.0 Hz)
688
b8-25
(0B46)
Expert
PM E-Save Search Start
Level
Sets the start level for search operations.
10.0%
(0.0 - 100.0%)
688
b8-26
(0B47)
Expert
PM E-Save Power
Setpoint
Sets a value to increase torque accuracy.
0.0%
(-10.0 - +10.0%)
689
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