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N5: feed forward control, N6: online tuning, N8: pm motor control tuning – Yaskawa CIMR-AU 200V Drives User Manual

Page 324

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No.

(Addr.

Hex)

Name

LCD Display

Description

Values

Page

n3-14

(0532)

High Frequency

Injection during

Overexcitation

Deceleration

HarmInj@HiFlxBrk

0: Disabled

1: Enabled

0: Disabled

1: Enabled

Default: 0

Range: 0, 1

n3-21

(0579)

High-Slip Suppression

Current Level

Hflux I Supp Lvl

Sets output current level at which the drive will start reducing the

overexcitation gain in order to prevent a too high motor slip

during Overexcitation Deceleration. Set as a percentage of the

drive rated current.

Default: 100%

Min.: 0

Max.: 150

n3-23

(057B)

Overexcitation

Operation Selection

Hflux Brake Sel

0: Enabled-Both Dir

1: Enabled-Fwd only

2: Enabled-Rev only

0: Enabled in both directions

1: Enabled only when rotating forward

2: Enabled only when in reverse

Default: 0

Range: 0 to 2

<1> The upper limit of the setting range and default setting are determined by parameters C6-01, Drive Duty Selection, and L8-38, Frequency Reduction

Selection.

u

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

0: Disabled

1: Enabled

Default: 0

Range: 0, 1

n5-02

(05B1)

Motor Acceleration

Time

Motor Accel Time

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

n5-03

(05B2)

Feed Forward Control

Gain

Feedfoward Gain

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

<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.

u

n6: Online Tuning

No.

(Addr.

Hex)

Name

LCD Display

Description

Values

Page

n6-01

(0570)

Online Tuning

Selection

Online Tune Sel

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

n6-05

(05C7) Online Tuning Gain

R1 Comp Gain

Decrease this setting for motors with a relatively large rotor time

constant. If overload occurs, increase this setting slowly in

increments of 0.10.

Default: 1.0

Min.: 0.1

Max.: 50.0

u

n8: PM Motor Control Tuning

No.

(Addr.

Hex)

Name

LCD Display

Description

Values

Page

n8-01

(540)

Initial Rotor Position

Estimation Current

InitRotPosDetCur

Sets the current used for initial rotor position estimation as a

percentage of the motor rated current (E5-03). If the motor

nameplate lists an “Si” value, that value should be entered here.

Default: 50%

Min.: 0

Max.: 100

n8-02

(541)

Pole Attraction Current Pull-In Current

Sets the current during initial polar attraction as a percentage of

the motor rated current. Enter a high value when attempting to

increase starting torque.

Default: 80%

Min.: 0

Max.: 150

B.9 n: Special Adjustment

324

YASKAWA ELECTRIC TOEP C710616 41E YASKAWA AC Drive - A1000 Quick Start Guide