n
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.
No. Name Setting Range Default
T1-04 Motor Rated Current
10 to 200% of drive
rated current
Determined
by o2-04 and
C6-01
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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.
No. Name Setting Range Default
T1-05 Motor Base Frequency 0.0 to 400.0 Hz 60.0 Hz
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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.
No. Name Setting Range Default
T1-06 Number of Motor Poles 2 to 48 4
n
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. Name Setting Range Default
T1-07 Motor Base Speed 0 to 24000 r/min 1750 r/min
4.7 Auto-Tuning
YASKAWA ELECTRIC TOEP C710606 47A YASKAWA AC Drive – V1000 Quick Start Guide
121
4
Start-Up Programming
& Operation
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