CJF300H-G22P30T4M 22/30kw 380V High Performance Vector Control Variable Frequency Inverter

CJF300H-G22P30T4M series high Performance vector control frequency inverter is CEJIA Electrical developed the new type frequency inerter.General type and fan/pump type are in one model.support Modbus communication protocol.can be widely used to control and drive the speed of induction motors and synchronous motor.superior performance, abundant functions,easy operation,high accountability and a complete range of specifications.Can fully meet the individual needs of customers in the industry.

Products Details

Frequency Inverter

High Performance Vector Control Frequency Inverter CJF300H Series frequency inverter has the good effect energy conservation,fine speed adjustment performance, stable operation, electrical machinery soft start, protect function and self diagnostics fault and other advantages.  

Demonstration Of The Model

CJF:Inverter Model 300H:Design Number G:G/P in combination; G:Constant torque 5R5:Motor Power Code; 5.5kW P:G/P in combination; P:Variable torque 7R5:Motor Power Code; 7R5:7.5kW T:Voltage Classs; S:Single Phase; T:Three Phase 4:Voltage Class; 2:220V; 4:380V M:Integration IGBT; S:Mosfet D:Built-in braking unit  


It is used in dive automation production,involving wire drawing machine, film winding, coating machine, CNC machine tools, weaving machines, jacquard machines, fans, pumps, chemical fiber, textile, synchronous interaction, injection molding machines, lifting, elevator, machine tools, rolling mills, tube wire processing, lifting, lifting equipment, mill.  

Main Features

  • CJF300H Series frequency inverter are high performance open loop vector inverters for controlling asynchronous AC induction motors.
  • Output frequency :0-600Hz.
  • Multiple password protection mode.
  • Remote control operation keypad, convenient for remote control.
  • V/F curve & multi-inflection point setting, flexible configuration.
  • Keyboard parameter copy function.easy to set the parameters for multi-inverters.
  • Wide industry application. to expand special function according to different industries.
  • Multiple hardware and software protection and optimized hardware for anti-interference technology.
  • Multi-step speed and wobble frequency running (external terminal 15 steps speed control).
  • Unique adaptive control technology.Auto current limiting and voltage limiting and under-voltage restrain.
  • Optimized external installation and internal structure and independent air flue design, fully enclosed electrical space design.
  • Output automatic voltage regulation function (AVR),automatically adjust the output pulse width. to eliminate the influence of the grid change on load.
  • Built-in PID regulation function to facilitate the realization of closed loop control of the temperature,pressure and flow, and reduce the cost of the control system.
  • Standard MODBUS communication protocol.Easy to achieve the communication between PLC,IPC and other industrial equipments.

Technical Data

Input Voltage (V) Output Voltage(V) Power Range (kW)
Single phase 220V±20% Three phase 0~lnput Voltage 0.4kW~3.7kW
Three phase 380V±20% Three phase 0~lnput Voltage 0.75kW~630kW
G type Overload capacity :150% 1 minute; 180%1 second;200% transient protection.
P type Overload capacity :120% 1 minute; 150% 1 second;180% transient protection.


Q1:Are you a trading company or manufacturer? We are professional manufacturer for low-voltage circuit breaker series products,Integrates research and development, manufacturing, processing and trade departments together. also we supply of different electrical and electronic items Q2:Can you make the inverter and soft starter control board(switchgear)? YES,we have a lot of experience in design frequency inverter and soft starter cabinet according to your request,these items be produce by ourselves from our factory. Q3:How does your factory control the quality? Quality is priority, we always attach importance to quality control from the beginning to the end of production,every product willl be fully assembled and carefully tested before packing and shipping. Q4: why will you choice us : more than 20years of professional teams will give you good quality products ,good service ,and reasonable price Q5: Is the MOQ fixed? The MOQ is flexible and we accept small order as trial order. .... Dear Customers, If you have any question , please feel free to contact with me , I will send you our catalog for your reference.    

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