EDS-A200 series special frequency inverter for single phase motor
Product brief
EDS-A200 series frequency inverter special for single phase capacitor start induction motor.Fan and pump type light load applications

Product features

  • Compact Enclosures

    Compact design to help minimize your space requirements

  • High Overload Capability

    • 150% overload for 60 seconds
    • 200% overload for 0.5 seconds

  • Multiple terminals with multiple control

    Digital input/output, 4~20mA / 0~10Vanalog input/output, pulse input/output, RS485 serial port;isolated relay output terminal.

  • ​Powerful functions

    Keyboard buttons can be partly or all locked, simple PLC function, inbuilt PID controller, constant pressure water supply function, a variety of V/F curve, timer/counter function, DC braking function.

Application advantages


Special design for single phase capacitor start induction motor.

Suitable for fan and pump type light load applications.

Excellent power supply adaptability, can be applied to rural power grids with large fluctuation.

Torque boost function to ensure reliable starting of single phase motors.

Built-in simple PLC function, PID function for more extensive adaptability.

Failure memory function, which simplifies troubleshooting tasks.

MODBUS RTU communication is available.



Item description


Rating volt.,frequency

Single phase 220V, 50Hz/60Hz

Allowed work volt. range

Single phase voltage: 200V~260V



220V grade: 0~220V(no more than input volt.)



Over loading capacity

150% of rating current for1 minute    200% of rating current for 0.5 second  


Control performance


Control mode

Optimum space voltage vector SVPWM constant volt. Frequency ratio V/F control

Speed regulation range


Start-up torque

100% of rating torque at low frequency

Running speed stable state precision

≤±0.5% of rating synchronous speed

Frequency precision

Digital setting: max. frequency×±0.01%; analog setting:




Analog setting

0.1% of max. frequency-+96

Digital setting


Exterior pulse

0.5% of max. frequency

Torque boost

Automatic torque boost    manual torque boost 0.1%~20.0%

V/F curve (volt. frequency


Set rating frequency randomly at range of 5~400Hz    can choose constant torque, degressive torque 1, degressive torque 2, degressive torque 3 in total 4 kinds of curve

Accelerating decelerating curve

2 modes: straight line accelerating decelerating and S curve accelerating

decelerating; 7 kinds of accelerating decelerating time (unit

minute/second can be optioned), max. time 6000 minutes.


Power consumption brake

exterior brake resistance

DC brake

Optional start-up and stop    action frequency 0~15Hz    action volt. 0~15%    action time 0~20.0 s


Jog frequency range: 0.50Hz~50.00Hz; jog accelerating decelerating time 0.1~60.0s can be set

Multisection speed running

Realized by interior PLC or control terminal

Interior PID controller

Be convenient to make closed-loop system

Automatic energy save running

Optimize V/F curve automatically based on the load to realize power save running

Automatic volt. regulation (AVR)

Can keep constant output volt. When power source voltage varies.

Automatic current limiting

Limit running current automatically to avoid frequent over-current which will cause trip

Running function

Running order specified


Key pad specified, control terminal specified, serial port specified

Running frequency specified channel

Digital provision, analog provision, impulse provision, serial port provision, combined provision    can be switched at any time by kinds of method

pulse output channel

Impulse square wave signal output of 0~20KHz    can realize output of physical parameter such as setting frequency, output frequency etc.

Analog output channel

1 channel of analog signal output    AO channel can be 4~20mA or 0~10V; through it the inverter can realize output of physical parameter such as setting frequency, output frequency etc.


LED display

Can display setting frequency, output frequency, output voltage, output current etc. in total 14 kinds of parameter

Lock the button

Lock all or part of the buttons(analog potentiometer can’t be locked)

Protection function

Over-current protection, over-voltage protection, lack-voltage

protection, over-heat protection, over-load protection, missing phase protection (in option)etc.

Fitting parts

brake subassembly, remote-control keypad, connecting cable for

remote-control keypad etc.


Use ambient

indoor    not bare to sunlight    no dust, no corrosive gas, no flammable

gas, no oil fog, no vapor, no water drop or salt etc.


Lower than 1000m

Ambient temperature

-10ºC~+40ºC(under ambient temperature 40ºC ~50ºC, please reduce the volume or strengthen heat sink)

Ambient humidity

Smaller than 95%RH, no condensation water


Smaller than 5.9m/s²( 0.6g)

Storage temperature



Defending grade


Cooling mode

By fan with automatic temperature control

Mounting mode

Wall hanging

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