Yaskawa Z1000U HVAC Matrix Bypass - Manual (Page 340)

B.13 T: Motor Tuning
Enter data into the following parameters to tune the motor and drive for optimal performance. When the drive is not accessible,
the current values of these parameters are not accessible. The default values are set by the Bypass Controller when a Bypass
Control Parameter Initialize (Z1-01 = 1, 2, or 3) command is given.
u T1: Induction Motor Auto-Tuning
No.
(Addr.
Hex)
Name LCD Display Description Values Page
T1-01
(0701)
Auto-Tuning Mode
Selection
Tuning Mode Sel
2: Term Resistance
3: On-
DelayCompTune
2: Stationary Auto-Tuning for Line-to-Line Resistance
3: Rotational Auto-Tuning for V/f Control Energy Saving Default: 2
Range: 2, 3
129
T1-02
(0702)
Motor Rated Power Mtr Rated Power
Sets the motor rated power as specified on the motor nameplate.
Note: Use the following formula to convert horsepower
into kilowatts: 1HP = 0.746 kW.
Default: <1>
Min.: 0.00 kW
Max.: 650.00
kW
129
T1-03
(0703)
Motor Rated Voltage Rated Voltage
Sets the motor rated voltage as specified on the motor nameplate. Default: 200.0
V <2>
Min: 0.0
Max: 255.0
<2>
129
T1-04
(0704)
Motor Rated Current Rated Current
Sets the motor rated current as specified on the motor nameplate. Default: <1>
Min.: 10% of
drive rated
current
Max.: 150% of
drive rated
current
130
T1-05
(0705)
Motor Base Frequency Rated Frequency
Sets the rated frequency of the motor as specified on the motor
nameplate.
Default: 60.0
Hz
Min.: 0.0
Max.: 400.0
130
T1-06
(0706)
Number of Motor Poles Number of Poles
Sets the number of motor poles as specified on the motor
nameplate.
Default: 4
Min.: 2
Max.: 48
130
T1-07
(0707)
Motor Base Speed Rated Speed
Sets the rated speed of the motor as specified on the motor
nameplate.
Default: 1750 r/
min
Min.: 0
Max.: 14400
130
T1-11
(070B) Motor Iron Loss
Mtr Iron Loss(W)
Sets the iron loss for determining the Energy Saving coefficient. Default: 14 W
Min.: 0
Max.: 65535
130
<1> Default setting is dependent on parameter o2-04, Drive Model Selection.
<2> Values shown are specific to 208 Vac. Double the value for 480 Vac.
B.13 T: Motor Tuning
340 YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual