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EM500 Open loop Vector Control Inverter

1-phase 220V(±20%),0.75(G)/1.5(P)~2.2(G)/3.0(P)
3-phase 220V(±20%),0.75(G)/1.5(P)~2.2(G)/3.0(P)
3-phase 380V/415V(±20%),0.75(G)/1.5(P)~560(G)/630(P)

Designed by industrial master, EM500 is adopted with new software technology and hardware platform, it can be applied to most industrial applications in open loop vector control mode such as fan, water supply, air compressor, cable machineries and so on.

1.Salient features

.  Applicable to induction motor or PMSM

②.  Keypad more easily operated, quick menu selection and more precise debugging by digital potentiometer


③.  In-built DC reactor from 11kw to 560kw


④.  Isolated heat sink design, high cooling efficiency and easy maintenance

⑤.  Automatic conformal coating on PCBA, subject to more harsh conditions

⑥.  Wide speed regulation: VVF/1:50, SVC/1:200, and
       High speed control precision: ±0.2% rated speed

⑦.  High torque control precision: ±8% rated torque(SVC)

⑧.  Loading at low frequency: 1Hz/150%(VVF), 0.25Hz/150%(SVC)

.  Maximum overload current: 
     150% rated current for 1 minute(G); 
     120% rated current for 1 minute (P)
⑩.  Short circuit and overload protection for supply output (24V, 10V)
⑪.  Standard built-in braking IGBT from 0.75-18.5kW, optional built-in braking IGBT from 22-75kW
⑫.  Optional I/O extension card supports: 4 DI, 1 DO, and -10V~+10V analog input


⑬.  Standard ModBus RS485; 3 optional field bus communication cards: Profibus-DP, CANopen, DeviceNet
⑭.  Three additional macros upon request for water supply, compressor, and cable machineries
 


2.Wiring diagram




 


3.Specifications

Items

Specifications

 Mains supply

  1-phase 220V,0.75(G)/1.5(P)~2.2(G)/3.0(P)
  3-phase 220V,0.75(G)/1.5(P)~2.2(G)/3.0(P)
  3-phase 380V/415V(±20%), 50/60Hz±5%, voltage imbalance rate<3%

Output

Output Voltage

3-phase, from 0 to mains supply

Rated Output

 Current

100% rated current non-stop output

Max. Overload

Current

Model G: 150% rated current for 1 minute

Model P: 120% rated current for 1 minute

  Basic

Control

Functions

Control Mode

V/F (VVF), SVC (sensorless vector control technology)

Input Mode

Frequency (Speed) input, torque input

Running Mode

  Keyboard, control terminals (2-wire sequence, 3-wire sequence), RS485  (communication)

Frequency Control

Range

0.00~600.00Hz/0.0~3000.0Hz

 Input Frequency

  Resolution

Digital input: 0.01Hz/0.1Hz

Analog input: 0.1% of maximum frequency

Speed Regulation

  Range

1:100 (V/F), 1:200 (SVC)

Speed Control

Accuracy

±0.2% rated synchronous speed

Acceleration/

Deceleration Time

0.01~600.00s/0.1~6000.0s/1~60000s

V/F Features

 Rated output voltage: 20%~100% adjustable
 Frequency base:1.00~600.00Hz/3000Hz  adjustable

Torque Boost

Fixed torque boost curve, customized defined V/F curve scaling

Start Torque

150%/1Hz (VVF), 150%/0.25Hz (SVC)

Torque Control

Accuracy

±8% rated torque (SVC)

AVR

 AVR is active while output voltage remains unchanged if input voltage is  varying.

Automatic

Current Limit

Automatically limit output current, avoid tripping overcurrent frequently

DC Brake

Brake frequency: 0.01~Fmax, brake time: 0~30S

Brake current: 0%~100% rated current

Signal Input

 Source

Communication, analog voltage, analog current, preset speed, high speed

pulse, etc.

  Input /

Output

  Functions

Reference Power

10V/20mA

 Terminal Control  Power

24V/200mA

 Digital Input  Terminals

11 digital input terminals:

7 standard (X1~X7) and 4 extensions (X8~X11);

X7 can be applied as high speed pulse input terminal (F02.06=35/38/40)

X1~X6 and X8~X11 can only be applied as ordinary input terminal

  Analog Input

Terminals

4 analog inputs: 3 standard (AI1~AI3) and 1 extension (AI4)

1 voltage input (AI1) 0~10V

 2 voltage input (AI2/AI3) 0~10V or current inputs 0~20mA 
 optional: 1 voltage input (AI4)-10V~10V

Digital Output

Terminals

3 OC mult-function outputs:2 standard (Y1/Y2) and 1 extension (Y3)

2 relay mult-function outputs: R1: EA/EB/EC and R2:RA/RB/RC

Maximum output current of OC: 50mA

   Relay contact capacity: 250VAC/3A or 30VDC/1A, EA-EC and RA-RC  N/O,  EB-EC and RB/RC N/C

 Analog Output 
 Terminals

 2 analog mult-function output terminals:
 M10~10VM20~10V or 0~20mA

Keyboard

Display

LED

Human interactions with displays and control actuators

Parameter

Copy

   Upload and download parameter information of the inverter, copy  parameters  rapidly

 Protections

Protections 

 Short circuit, overcurrent, overvoltage,, overload, phase loss, undervoltage,  overheating, over speed external faults, etc.

Application

Conditions

Installation Site 

 Indoor, with altitude less than 1,000 meters, free from dust and corrosive  gas,  and direct sunlight

 Ambient  Temperature

  -10~+50. Derated from ambient +40~+50,

    20%~90%RH (no condensation)

Vibration

<0.5g

 Storage  Temperature

-20~+65

 Installation Method

Wall mounting, floor mounting, flush mounting

Protection Grade

IP20/IP21 (450kW and above)

Cooling Method

Forced air cooling

Safety Standard

IEC61800-5-1:2007

EMC Standard

IEC61800-3:2004




4.Model Numbering Scheme


5.Model Number List




Remarks:
The difference between inverter and motor shall not be more than two power ratings. Please try to select a motor that matches with inverter in rated current.
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