MITSUBISHI inverter FR-A740 series.
Voltage level: 3 phase 400V.
Frequency converter capacity: 5.5KW.
FR-A700 converter products are suitable for all kinds of high load requirements of the equipment.
Such as lifting, lift, printing and dyeing, printing and dyeing, material coiling and other general occasions .
High level driving performance FR-F840-02600-2-60.
Unique sensorless vector control mode,
A wide variety of mechanical equipment can be operated at high precision in the super low speed region without the need of the encoder
FR-F840-02600-2-60
With torque control mode,
And in the speed control mode can use the torque limit function.
With vector control function (with encoder),
Frequency converter can achieve position control and fast response, high precision speed control (zero speed control, servo lock, etc FR-F840-02600-2-60. ) and torque control. Cable length: 3m.
The connection between the CC-LINK interface unit and the smart GOT.
Applicable model: HandyGOT. Drive: MR-H_ACN series built-in positioning function.
Rated output: 0.2KW.
In servo drive speed closed loop,
Rotor speed measurement accuracy is very important to improve the dynamic and static characteristics of the speed control loop FR-F840-02600-2-60.
In order to seek the balance between measurement precision and system cost, incremental photoelectric encoder is generally used as the speed measuring sensor,
The corresponding method is M/T velocity measurement.
Although the M/T measurement method has a certain measurement accuracy and a wide range of measurement,
But this method has its inherent defects,
Mainly includes: the measurement period must be detected at least one complete encoder pulse, limiting the minimum detectable speed.
2 control system for speed control of the timer switch is difficult to maintain synchronization,
Can not guarantee the accuracy of measurement in the situation where the speed change is larger.
Therefore, it is difficult to improve the speed tracking and control performance of servo drive by using the traditional speed loop design method. Motor: HA-LH type.
Power: 7.0kw.
Speed: 2000r/min.
According to the types of power supply: can be divided into DC motor and AC motor.
The sstructure and workking principle of DC motor can be divided into four parts: brushless DC motor and brushless DC motor FR-F840-02600-2-60.
Brushless DC motor can be divided into: permanent magnet DC motor and DC motor.
DC Motor Division: Series DC motor, DC motor, DC motor and DC motoor FR-F840-02600-2-60.
Permanent magnet DC Motor Division: rare earth permanent magnet DC motor, ferrite permanent magnet DC motor and aluminum nickel Gu Yongci DC motor.
FR-F840-02600-2-60 Operation manual / Instructions / Catalog download link:
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