YASKAWA U1000 - N3: Overexcitation Braking; N5: Feed Forward Control; N6: Online Tuning

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n3: Overexcitation Braking
No.
(Addr.
Hex)
Name LCD Display Description Values Page
n3-13
(0531)
Overexcitation
Deceleration Gain
Hflux Brake Gain
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVV/f V/f w PG OLV CLVV/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVV/f V/f w PG OLV CLV
Sets the gain applied to the V/f pattern during Overexcitation
Deceleration (L3-04 = 4).
Default: 1.10
Min.: 1.00
Max.: 2.00
336
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n5: Feed Forward Control
No.
(Addr.
Hex)
Name LCD Display Description Values Page
n5-01
(05B0)
Feed Forward Control
Selection
Feedfoward Sel
0: Disabled
1: Enabled
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLV
AOLV/PM CLV/PM
CLV
0: Disabled
1: Enabled
Default: 0
Range: 0, 1
337
n5-02
(05B1)
Motor Acceleration
Time
Motor Accel Time
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLV
AOLV/PM CLV/PM
CLV
Sets the time required to accelerate the motor at the rated torque
from stop to rated speed.
Default:
<1> <2>
Min.: 0.001 s
Max.: 10.000 s
337
n5-03
(05B2)
Feed Forward Control
Gain
Feedfoward Gain
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLV
AOLV/PM CLV/PM
CLV
Sets the ratio between motor and load inertia. Lower this setting
if overshoot occurs at the end of acceleration.
Default: 1.00
Min.: 0.00
Max.: 100.00
338
<1> Default setting is determined by parameter E5-01, Motor Code Selection.
<2> Default setting is determined by parameters C6-01, Drive Duty Selection, and o2-04, Drive Model Selection.
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n6: Online Tuning
No.
(Addr.
Hex)
Name LCD Display Description Values Page
n6-01
(0570)
Online Tuning
Selection
Online Tune Sel
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVOLV
0: Disabled
1: Line-to-line resistance tuning
2: Voltage correction. Setting not possible when Energy Saving
is enabled (b8-01).
Default: 0
Range: 0 to 2
338
n6-05
(05C7)
Online Tuning Gain R1 Comp Gain
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVOLV
Decrease this setting for motors with a relatively large rotor
time constant.
Default: 1.0
Min.: 0.1
Max.: 50.0
339
B.11 n: Special Adjustments
YASKAWA ELECTRIC SIEP C710636 04D U1000 Industrial MATRIX Drive Technical Manual
559
B
Parameter List