YASKAWA HV600, Manual

n8-50

(053D)

Medium Load Iq Level
(High)

Sets the load current level to start high efficiency control as a percentage of

E5-03 [PM

Motor Rated Current (FLA)]

. Usually it is not necessary to change this setting.

80%

(50 - 255%)

n8-51

(053E)

Pull-in Current @
Acceleration

Sets the pull-in current allowed to flow during acceleration/deceleration as a percentage of
the motor rated current.

Note:

Parameter

A1-02 [Control Method Selection]

selects which parameter is the motor

rated current.

•

A1-02 = 5 [OLV/PM]

E5-03 [Motor Rated Current (FLA)]

•

A1-02 = 8 [EZOLV]

E9-06 [Motor Rated Current (FLA)]

Determined by A1-02

(0 - 200%)

n8-52

(053F)

Expert

ACR P Gain

Sets the proportional gain of the current regulator. Usually it is not necessary to change this
setting.

10.0

(-100.0 - 100.0)

n8-54

(056D)

Expert

Voltage Error
Compensation Time

Sets the time constant that the drive uses when adjusting for voltage errors.

1.00 s

(0.00 - 10.00 s)

400

n8-55

(056E)

Motor to Load Inertia
Ratio

Sets the ratio between motor inertia and machine inertia.

0 : Below 1:10

1 : Between 1:10 and 1:30

2 : Between 1:30 and 1:50

3 : Beyond 1:50

(0 - 3)

400

n8-56

(056F)

Expert

PM High Performance
Selection

Usually it is not necessary to change this setting. Sets the high efficiency control method
for IPM motor.

0 : Disabled

1 : Enabled (Vd)

2 : Enabled (Vd & Vq)

(0 - 2)

n8-62

(057D)

Expert

Output Voltage Limit
Level

Sets the output voltage limit to prevent saturation of the output voltage. Usually it is not
necessary to change this parameter.

Note:

•

When

A1-02 = 8 [Control Method Selection = EZOLV]

, this parameter is available in

Expert Mode.

•

When

A1-02 = 8

, the default setting is:

–

208 V Class: 230.0 V

–

480 V Class: 460.0 V

208 V Class: 200.0 V,

480 V Class: 400.0 V

(208 V Class: 0.0 - 240.0

480 V Class: 0.0 - 480.0

n8-63

(057E)

Expert

Output Voltage Limit P
Gain

Sets the proportional gain for output voltage control. Usually it is not necessary to change
this setting.

1.00

(0.00 - 100.00)

n8-64

(057F)

Expert

Output Voltage Limit I
Time

Sets the integral time for output voltage control. Usually it is not necessary to change this
setting.

0.040 s

(0.000 - 5.000)

n8-65

(065C)

Expert

Speed Fdbk Gain @ oV
Suppression

Sets the gain of internal speed feedback detection suppression while the overvoltage
suppression function is operating as a magnification value. Usually it is not necessary to
change this parameter.

1.50

(0.00 - 10.00)

n8-66

(0235)

Expert

Output Voltage Limit
Filter Time

Sets the filter time constant for output voltage control. Usually it is not necessary to change
this setting.

0.020 s

(0.000 - 5.000)

n8-74

(05C3)

Light Load Iq Level

Set

n8-48 [Pull-in/Light Load Id Current]

to the percentage of load current (q-axis current)

that you will apply, where

E5-03 [Motor Rated Current (FLA)] = a setting value of 100%

30%

(0 - 255%)

n8-75

(05C4)

Medium Load Iq Level
(low)

Set

n8-78 [Medium Load Id Current]

to the percentage of load current (q-axis current) that

you will apply, where

E5-03 [Motor Rated Current (FLA)] = a setting value of 100%

50%

(0 - 255%)

n8-76

(05CD)

Expert

Id Switching Filter Time

Sets the filter time constant for d-axis current reference. Usually it is not necessary to
change this setting.

200 ms

(0 - 5000 ms)