YASKAWA OYMC V1000, Programming Manual

Page: 253 / 408

1.11 Auto-Tuning
YASKAWA ELECTRIC SIEP C710606 10A YASKAWA AC Drive - V1000 PRELIM. Programming Manual 253
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T1-04: Motor Rated Current
Used to set the motor rated current according to the motor nameplate value. For optimal
performance in OLV, the motor rated current should be between 50 and 100% of the drive
rating. Enter the current at the motor base speed.
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T1-05: Motor Rated Frequency (T1-01 = 0 or 3)
Used to set the motor rated frequency according to the motor nameplate value. If a motor
with an extended speed range is used or the motor is used in the field weakening area, enter
the base frequency here.
For higher tuning precision and better control performance, enter the motor no-load
frequency here if known. The “no-load frequency” refers to the frequency needed to operate
the motor under no-load condition at its rated speed. Refer to the motor data sheet.
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T1-06: Number of Motor Poles (T1-01 = 0 or 3)
Used to set the number of motor poles according to the motor nameplate value.
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T1-07: Motor Rated Speed (T1-01 = 0 or 3)
Used to set the motor rated speed according to the motor nameplate value. If a motor with an
extended speed range is used or the motor is used in the field weakening area, enter the
speed at base frequency here.
No.
<1> Values shown here are for 200 V class drives. Double values when using a 400 V class unit.
Name Setting Range Default
T1-03
<1>
Motor Rated Voltage 0.0 to 255.5 V 200.0 V
No. Name Setting Range Default
T1-04 Motor Rated Current
10 to 200% of drive
rated current
Determined by
o2-04 and
C6-01
No. Name Setting Range Default
T1-05 Motor Base Frequency 0.0 to 400.0 Hz 60.0 Hz
No. Name Setting Range Default
T1-06 Number of Motor Poles 2 to 48 4