EN600 series high performance flux vector type frequency inverter
Product brief
Adopt 32-bit DSP (digital signal processor) hardware platform, advanced control algorithm, PG closed loop vector control and sensorless vector control, with both speed vector and torque vector control working methods. It can quickly limit impact current, and could be widely used in high-end manufacturing. This series with high control precision, fast response, superior low frequency characteristic, intelligent detection and protection, has a wide range of network function and friendly user habits, abundant peripheral bus expansion, terminal expansion, relay expansion, analog expansion etc.

Product features

  • Multiple control modes

    Including sensorless flux vector control, closed loop vector control and optimized V/F control. It with both speed control and torque control.

  • Superior performance

    Adopt excellent flux vector control algorithm with high control precision, fast response, and superior low frequency characteristic. ±0.5% rated synchronous speed (without PG vector control); ±0.1% rated synchronous speed (PG vector control); ±1% rated synchronous speed (V/F control); compact structure, high power density, convenient installation, and high cost performance.

  • Powerful functions

    Original self-learning function, speed tracking, CANOpen, CANLink, Profibus, Modubus, free port protocol, local LED single display keyboard, double display keyboard, local LCD keyboard, remote control LCD keyboard

  • Multiple protections

    Intelligent protection and detection, with input / output phase loss protection, output phase short circuit protection, output to the ground protection, and abundant peripheral expansion function for bus, terminals, relays, and analog.

Application advantages


It is widely used in fans, constant torque and impact loads

The speed fluctuation is small and meets the requirements of various high-precision occasions. PG vector control ±0.1% rated synchronous speed, without PG vector control ±0.3% rated synchronous speed

With both speed control and torque control modes

Fast torque response, without PG vector control ≤20mS, PG vector control ≤10mS

More powerful functions, instantaneous power down no shut down function, speed tracking and restart function, droop control, torque control function, etc.

Intelligent fault diagnosis, alarm and protection functions to ensure maximum reliability of the machine

The keyboard can upload and download parameters, both local keyboard and remote control keyboard can use network line cable to connect with frequency inverter.

Widely used in various industrial fields



Item description


Rated volt.,frequency

1 phase 220V class: 1 phase 220V, 50Hz/60Hz

3 phase 380V class: 3 phase 380V, 50Hz/60Hz

Allowed volt. range

1 phase 220V class: 200~260V

3 phase 380V class: 320~460V



0    Input volt


0    600Hz

Overload capacity

G type    150% of rated current for 1 minute

P type    120% of rated current for 1 minute.

Control performance

Control mode

Vector control  (Without PG)

Vector control  (with PG)

Open-loop V/F control

Torque control  (without PG)

Torque control  (with PG)

Speed stability


± 0.5% rated synchronous speed    without PG vector control)

± 0.1% rated synchronous speed    with PG vector control)  

± 1% rated synchronous speed    V/F control   );

Speed range

1    2000    with PG vector control   );

1    100    without PG vector control   );

1    50    V/F control   );

Start-up torque

1.0Hz    150% rated torque    V/F control   );

0.5Hz    150% rated torque(without PG vector control)  

0Hz    180% rated torque    with PG vector control   );

Speed fluctuation

± 0.3% rated synchronous speed    without PG vector control );

± 0.1% rated synchronous speed    with PG vector control );;

Torque control


± 10% rated torque    without PG vector control    without PG torque control   );

± 5%  rated torque    with PG vector control, with PG torque control   )。

Torque response

20ms    without PG vector control   );

10ms    with PG vector control   );

Frequency precision

Digital setted    max.frequency ×± 0.01%  

Analog setted    max.frequency ×± 0.5%

Frequency resolution

Analog setting

0.1% of max.frequency

Digital setted precision


Exterior impulse

0.1% of max. frequency

Torque boost

Automatic torque boost, manual torque boost 0.1    12.0%

V/F curve(volt. frequency characteristic)


Set rated frequency arbitrarily at range of 5    650Hz,can choose constant torque, degressive torque 1,degressive torque 2,degressive torque 3,user defined V/F curve in total 5 kinds of curve


and  deceleration curves

2 modes:linear acceleration and deceleration and S acceleration and deceleration; 15 types of acceleration and deceleration time, the time unit is optional(0.01s,0.1s,1s), the max is 1000 minutes


Power consumption brake

The 15kw power and below 15kw with built-in brake unit,brake resistor added between (+) and PB

The 18.5kw and above 18.5kw can add externally brake unit between (+) and (-) when necessary.

DC brake

Optional start-up and stop,action frequency 0    15Hz,action current 0    100%,action time 0    30.0s


JOG frequency range: 0.00 upper limiting frequency

JOG acceleration/deceleration time: 0.0 6000.0s


Multi steps speed running

Multi steps speed operation can be achieved by interior PLC or control terminal. As many as 15sections, which has their own acceleration and deceleration time. The interior PLC supports power down save.

Interior PID controller

Be convenient to make closed-loop system

Automatic energy-saving operation

Optimize automatically V/F curve base on condition of loading, achieving energy-saving operation.

Automatic voltage regulate(AVR)

Automatically keep output voltage constant, when on-grid voltage vary

Automatic current limiting

Automatic current limiting when operation, in case of the malfunction of frequent over current causing trip

carrier modulation

Modulate carrier automatically based on the characteristic of load.

Speed tracking restart

Make the rotating motor smooth start without shocking

Running function

Running order specified channel

Keypad specified, control terminal specified, communication specified, which can be changed by many means

Running frequency specified channel

Main and side specified, realizing a main adjustment and fine control. Digital, analog, impulse, pulse-width, communication specified and other specified can make switch come true

Binding function

Running order channel and frequency specified channel can be bond arbitrarily, change synchronously



Output character



Digital input channel

8 digital input (DI) terminals , the max frequency is 1KHZ, one of which support up to 50KHz. The digital terminal can be expanded to 14 terminals.

Analog input channel

2 analog input (AI) terminal, AI1 can choose 4    20mA or 0   10V as output    AI2 is differential input    4    20mA or -10  10V input is available. The analog terminal can be expanded to 4 terminals

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

2 analog signal output terminal, AO1 can be 4~20mA or 0~10V, AO2 can be 4~20mA or 0~10V; through them the inverter can realize output of physical value such as setting frequency, output frequency etc. And can be expanded to 4 channel output. This output analog terminal can be expanded to 4 terminals

Unique feature

Rapid current limit

Limit inverter over current to the greatest degree, making it running reliably

Monopulse control

Suitable for the inverter with one key that controls the inverter on or off, which is simple and reliable.

Fixed length control

Can realize fixed length control

Timing control

Time range: 0.0 6500.0 minutes


Virtual terminal

Five groups of virtual DI/Dos can realize simple logic



LED display

The parameters like setting frequency, output frequency,output voltage,output current can be displayed

Lock the button

Lock all or part of the buttons.

Protection function

Motor short-circuit detection at power-on, input/output phase loss protection, overcurrent protection, overvoltage protection, undervoltage protection, overheat protection and overload protection, relay protection, terminal protection and non stop protection when power off.


Use ambient

Indoor, free from direct sunlight, dust, corrosive gas, combustible gas, oil smoke, vapour, drip or salt.


Less than 1000 meters    ( increase every 1000m above 1000m, de-rated 10%)


Ambient temperature

-10 ° C to +40° C (de-rated if the ambient temperature is

between 40 ° C and 50° C)

Ambient humidity

Less than 95%RH    without condenses


Smaller than5.9m/s ² (0.6g)

Storage temperature

-40   ℃~  +70  


Defending grade


Cooling mode

Intelligent air cooling

Mounting mode

Wall hanging and cabinet

Volume & model


Installation Size

Inverter model A (mm) B (mm) W (mm) H (mm) D (mm) D1 (mm) installation aperture(mm) Numb
EN600-2S0004 104 186 115 200 151 - 5 a
EN600-2S0037 129 227 140 240 175 - 5 a
EN600-4T0007G/0015P 104 186 115 200 151 - 5 a
EN600-4T0055P 129 227 140 240 175 - 5 a
EN600-4T0110G/0150P 165 281 180 304 189 - 6 a
EN600-4T0185G/0220P 180 382 250 398 210 214 9 b
EN600-4T0300G/0370P 180 434 280 450 240 244 9 b
EN600-4T0450G/0550P 190 504.5 290 530 250 254 9 ​b