75
Test operation and gain adjustment of the PM sensorless vector control
The parameter is not automatically set when
Pr.998
= "8009, 8109, 9009, or 9109". (The setting for performing offline auto tuning is retained.)
The value is automatically set when
Pr. 998
= "8009, 8109, 9009, or 9109".
<PM motor specifications table>
90
Motor constant (R1)
9999
0.001
92
Motor constant (Ld)
9999
0.01mH
93
Motor constant (Lq)
9999
0.01mH
96
Auto tuning setting/status
0
1
125(903)
Terminal 2 speed setting gain speed
Rated motor rotation speed
Rated motor frequency
1r/min
0.01Hz
126(905)
Terminal 4 speed setting gain speed
Rated motor rotation speed
Rated motor frequency
1r/min
0.01Hz
144
Speed setting switchover
Number of motor poles + 100
Number of motor poles
1
150
Output current detection level
Short-time motor torque
Short-time motor torque
0.1%
374
Overspeed detection level
Overspeed detection level rotation
speed
Overspeed detection level frequency
1r/min
0.01Hz
505
Speed setting reference
Rated motor frequency
0.01Hz
557
Current average value monitor
signal output reference current
Rated motor current
0.01A
702
Maximum motor speed
9999
1r/min
0.01Hz
706
Induced voltage constant (phi f)
9999
0.1mV (s/rad)
707
Motor inertia (integer)
9999
1
711
Motor Ld decay ratio
9999
0.1%
712
Motor Lq decay ratio
9999
0.1%
717
Starting resistance tuning compensation
9999
0.1%
721
Starting magnetic pole position
detection pulse width
9999
1
s
724
Motor inertia (exponent)
9999
1
725
Motor protection current level
9999
0.1%
726
Motor induced voltage constant (phi
f) exponent
9999
1
820
Speed control P gain
15%
1%
821
Speed control integral time
0.333s
0.001s
824
Torque control P gain (current loop
proportional gain)
9999
1%
825
Torque control integral time (current
loop integral time)
9999
0.1ms
859
Rated PM motor current
9999
0.01A
870
Speed detection hysteresis
0.5% of the rated motor rotation speed
0.5% of the rated motor frequency
1r/min
0.01Hz
885
Regeneration avoidance
compensation speed limit value
6% of the rated motor rotation speed
6% of the rated motor frequency
1r/min
0.01Hz
REMARKS
• If PM motor control parameter initialization is performed in frequency (
Pr.998
= "3124 or 6104"), the rotation speed parameters
not listed in the table and the monitored items are also set and displayed in frequency.
S-PM
(0.1kW to 1.5kW)
S-PM
(2.2kW)
IPM motor
(after tuning)
SPM motor
(after tuning)
Rated motor rotation speed (frequency)
3000r/min (100Hz)
3000r/min (150Hz)
Pr.84
Maximum motor rotation speed (frequency)
3000r/min (100Hz)
3000r/min (150Hz)
Pr.702
(
Pr.84
when
Pr.702
= "9999")
Number of motor poles
4
6
Pr.81
Rated motor current
150%
150%
Pr.859
Overspeed detection level rotation speed
(frequency)
300r/min (10Hz)
300r/min (15Hz)
Maximum motor fre10Hz
CAUTION
According to the motor to be connected, perform PM parameter initialization. Incorrect initial setting of
parameters may damage the motor.
The parameters for motor operation are initially set for an S-PM geared motor.
Parameter
Number
Name
Setting Value
Setting
Increments
PM Motor (Rotations per Minute)
PM Motor (Frequency)
Pr.998
6004 (S-PM),
8009 (IPM motor (tuning)),
9009 (SPM motor (tuning))
6104 (S-PM),
8109 (IPM motor (tuning)),
9109 (SPM motor (tuning))
6004,
8009,
9009
6104,
8109,
9109
Summary of Contents for FR-D720-0.2K-G
Page 45: ...34 MEMO ...
Page 293: ...290 MEMO ...