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6F3A4768
2.3.7 TMdrive-30 Control Specifications (Speed Sensor-less Vector Control with Driving Multiple Motors)
The table below shows the TMdrvie-30 control specifications for multiple motor drive speed sensor-less vector
control.
Table 2.3.6 TMdrive-30 Control Specifications
(Speed Sensor-less Vector Control with Driving Multiple Motors)
Item
Standard specification
Optional specification
Required hardware
None
Output frequency range
1.8 to 120 Hz
Motor rotation speed
4 poles: 3600 min
-1
(Max)
2 poles: 7200 min
-1
(Max)
Speed sensor
None
Speed control range
5% to 100%
Torque is limited at very low
frequency
Speed control accuracy
(Rated speed: 100%)
±
1.0% with digital input
±
1.0% with analog input
Speed setting resolution
1/25000 (digital setting)
1/1000 or more (analog setting)
Speed response
ω
c = 15 rad/s (Max)
Torque control range
Not applicable
Torque control accuracy
R2 compensation
(Torque compensation with
motor temperature sensor)
Compensation is possible with
one representative unit.
Motor overheat protection is
possible.
Field weakening range
(Base speed: Top speed)
1:1.2
Current response
ω
c = 1000 rad/s (Max)
Current control accuracy
±
2%
Minimum number of units
to drive
Not provided
Provided
Max current detection board is required.
(Refer to the optional devices.)
Variation range of the
number of units
Not provided
The number of units to disconnect is up
to 50%
(When all of the units are connected, it is
assumed to be 100%)
Connecting additional
motors while operating
Not provided
Possible if the following conditions are
met:
Caution plates must be affixed.
•
The speed must be 30% maximum
of the rated speed.
•
The number of units must be 50%
maximum of the connected units.
For ordering information of caution
plates, refer to the optional devices.
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