YASKAWA A1000 HHP - C4: Torque Compensation

No.
(Addr.
Hex)
Name Description Values Page
C3-17
(262)
Maximum Output Voltage
Limit Level (Percentage
Modulation)
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVOLV CLV
Sets the output voltage limit operation determined by C3-18 (percentage
modulation) when C3-05 is enabled.
Note:
This parameter is only available in models CIMR-Ao4A0930,
4A1200, and A1000 HHP.
Default: 90.0%
Min.: 85.0
Max.: 100.0
50
C3-18
(263)
Output Voltage Limit Level
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVOLV CLV
Sets the maximum percentage of output voltage reduction when C3-05 is
enabled.
Note:
This parameter is only available in models CIMR-Ao4A0930,
4A1200, and A1000 HHP.
Default: 90.0%
Min.: 30.0
Max.: 100.0
50
C3-21
(33E)
Motor 2 Slip Compensation
Gain
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVV/f OLV CLV
Sets the slip compensation gain used for motor 2.
Default:
<2>
Min.: 0.0
Max.: 2.5
50
C3-22
(241)
Motor 2 Slip Compensation
Primary Delay Time
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVV/f OLV
Sets the slip compensation delay time used for motor 2.
Default:
<2>
Min.: 0 ms
Max.: 10000 ms
50
C3-23
(242)
Motor 2 Slip Compensation
Limit
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVV/f OLV
Sets the upper limit for the slip compensation function for motor 2. Set as a
percentage of the motor rated slip (E4-02).
Default: 200%
Min.: 0
Max.: 250
51
C3-24
(243)
Motor 2 Slip Compensation
Selection During
Regeneration
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVV/f OLV
0: Disabled.
1: Enabled above 6 Hz.
2: Enabled whenever slip compensation is possible.
Default: 0
Range: 0 to 2
51
<1> Default setting is determined by parameter A1-02, Control Method Selection.
<2> Default setting is determined by parameter E3-01, Motor 2 Control Mode Selection.
u
C4: Torque Compensation
No.
(Addr.
Hex)
Name Description Values Page
C4-01
(215)
Torque Compensation Gain
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVV/f
OLV/PM
V/f w PG OLV
Sets the gain for the automatic torque (voltage) boost function and helps to
produce better starting torque. Used for motor 1.
Default:
<1>
Min.: 0.00
Max.: 2.50
51
C4-02
(216)
Torque Compensation
Primary Delay Time 1
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVV/f
OLV/PM
V/f w PG OLV
Sets the torque compensation filter time.
Default:
<2>
Min.: 0 ms
Max.: 60000 ms
52
C4-03
(217)
Torque Compensation at
Forward Start
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVOLV
Sets torque compensation at forward start as a percentage of motor torque.
Default: 0.0%
Min.: 0.0
Max.: 200.0
52
C4-04
(218)
Torque Compensation at
Reverse Start
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVOLV
Sets torque compensation at reverse start as a percentage of motor torque.
Default: 0.0%
Min.: -200.0
Max.: 0.0
52
C4-05
(219)
Torque Compensation Time
Constant
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVOLV
Sets the time constant for torque compensation at forward start and reverse
start (C4-03 and C4-04).
Default: 10 ms
Min.: 0
Max.: 200
52
A.5 C: Tuning
YASKAWA ELECTRIC SIEP YEAHHP 01B YASKAWA AC Drive – A1000 HHP Programming Manual
249
A
Parameter List