Control Mode Selection - YASKAWA AC Drive-A1000 Technical Manual

1.2 General Description
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Control Mode Selection

Table 1.2 gives an overview of the A1000 control modes and their various features.
Motor Type
Control Mode
Parameter Setting
Basic Description
Motor Type
Multi Motor
Motor data
unknown
High Speed
Accuracy
Type of
High Speed
Applications
Response
Zero Speed
Control
Torque Control
Operation
Torque Limit
Operation
PG Option Card
Speed Control
Range
Speed Accuracy
Control
Characteristics
Speed Response 3 Hz (approx.) 3 Hz (approx.)
Starting Torque 150% at 3 Hz
30
Table 1.2 Control Modes and their Features
Induction Motors
V/f V/f w/PG
A1-02 = 0 A1-02 = 1 A1-02 = 2
V/f control
Open Loop
V/f control using motor
Vector control
speed feedback
IM IM
YES N/A
YES N/A
N/A YES
N/A N/A
N/A N/A
N/A N/A
N/A N/A
PG-B3 or
N/A
PG-X3
1:40 1:40
±2 to 3% ±0.03%
200% at
150% at 3 Hz
Permanent Magnet Motors
OLV CLV OLV/PM
A1-02 = 3 A1-02 = 5
Open Loop
Closed Loop
Vector control
Vector control
for PM motors
IM IM PM
N/A N/A N/A
N/A N/A N/A
YES YES YES
YES YES N/A
N/A YES N/A
N/A YES N/A
YES YES N/A
PG-B3 or
N/A N/A
PG-X3
1:200 1:1500 1:20
±0.2% ±0.02% ±0.2%
10 Hz 50 Hz 10 Hz
200% at 100% at
0.3 Hz 0 r/min 5% speed
YASKAWA ELECTRIC SIEP C710616 31B YASKAWA AC Drive – A1000 Technical Manual
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AOLV/PM CLV/PM
Default Setting is
A1-02 = 6 A1-02 = 7 OLV control (A1-02
=2)
Open Loop Closed Loop
Vector control Vector control
for IPM motors for PM motors
IPM PM
N/A N/A
N/A N/A
YES YES
YES YES
YES YES
YES YES
N/A YES
N/A PG-X3
May fluctuate with
1:100 1:1500 characteristics and
motor temperature.
Speed deviation
when operating at
constant speed may
±0.2% ±0.02%
fluctuate with
characteristics and
motor temperature.
Max. frequency of a
speed reference
signal that the drive
10 Hz 50 Hz can follow may
fluctuate with
characteristics and
motor temperature.
Starting torque may
fluctuate with
200% at 200% at characteristics and
0 r/min 0 r/min motor temperature.
Performance may
differ by capacity.
Comments
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