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Home >> Products >> MITSUBISHI >> Inverter >> FR-A800 series inverter >> FR-A840 inverter 3 phase 400V >> FR-A842-07700-2-60 | MITSUBISHI FR-A842-07700-2-60 Rectifying partial off type frequency converter

FR-A842-07700-2-60 | MITSUBISHI FR-A842-07700-2-60 Rectifying partial off type frequency converter

Brand: MITSUBISHI
Name: Rectifying partial off type frequency converter
Model: FR-A842-07700-2-60
MITSUBISHI inverter series: FR-A800.
Voltage level: three phase 400V.
Power: 315kw.
SLD converter rated current: 770A.
Structure and function: the rectification part is off type.
Type: CA.
Substrate coating: have.
To maximize the performance of the motor.
Advanced auto tuning function.
The newly developed PM motor auto tuning feature can be used to operate other manufacturers of PM motors (Yong Ci synchronous motors) in the sensorless state.
Not only can drive MITSUBISHI induction motor and PM motor, but also can drive other manufacturers of induction motor and PM motor.
This means that you can reduce the cost of inventory and supplies.
If the PM motor is produced by a IPM motor or other company using MM-CF, the starting torque is limited to 50%,
Even after tuning is not simple to use and positioning control of zero speed torque) induction motor and permanent magnet motor can be combined freely.

Power: 45kw.
Purpose: to suppress the power harmonics.
Connected to the inverter input, can be used to improve the power factor, reduce the input side of the high harmonic current.
According to the motor power used to select AC reactor.
(when the inverter capacity is greater than the motor capacity, is still based on the motor capacity to choose MITSUBISHI FR-A842-07700-2-60. ) MITSUBISHI inverter series: FR-F840 FR-A842-07700-2-60
Voltage level: three phase 400V.
Power: 18.5kw.
SLD converter rated current: 38.0A.
Structure and function: Standard model.
Type: CA.
Substrate coating: have.
2 times the power consumption of the wind turbine and pump and the speed of the 3 power consumption is proportional to the speed of the rotating speed.
Through the speed control of the frequency converter to adjust the air flow, can reduce the power consumption MITSUBISHI FR-A842-07700-2-60.
Give full play to the performance of the motor.
The excitation current is always adjusted to the best state, which can improve the efficiency of the motor.
Load torque is smaller, can further improve energy efficiency.
For example, when a general motor is used, the optimal excitation control mode in the 4% motor load torque is about 30% more than that of the V/F control MITSUBISHI FR-A842-07700-2-60. MITSUBISHI inverter FR-F720 series.
Voltage level: three phase 200V.
Frequency converter capacity: 15KW.
When the inverter is running, the starting current and starting torque of the motor are how?
With the operation of the inverter, with the acceleration of the motor to improve the frequency and voltage,
The starting current is limited to 150% below the rated current (according to the different types of aircraft, 125%~200%) FR-A842-07700-2-60 MITSUBISHI FR-A842-07700-2-60 MITSUBISHI.
Starting with power frequency power supply, the starting current is 6~7 times of the rated current, therefore, the impact on tthe mechanical and electrical FR-A842-07700-2-60 MITSUBISHI FR-A842-07700-2-60.
The inverter drive can be smoothly start (start time longer).
The starting current is 1.2~1.5 times of the rated current, and the starting torque is 70%~120%% rated torque;
For the inverter with the torque automatic enhancement function, the starting torque is more than 100%, which can start with full load MITSUBISHI FR-A842-07700-2-60.


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