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  • ME3000 Series Engineering Inverter

ME3000 Series Engineering Inverter

ME3000 is a high-performance engineering transmission product independently developed by Shenzhen MICNO Electric.

Combined with the needs of actual engineering applications, the ME3000 series has the characteristics of small size, strong function, and wide application range.

The ME3000 inverter integrates PG-free vector control, multi-stage V / f control, torque control, and soft start functions, and is widely used in fans, pumps and load control accuracy, torque response speed, and low-frequency torque output have high requirements Applications.

  • Features
  • Specifications
  • Selection table
  • Classic Case
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  • Wide Range of Applications

  • ME3000 inverter integrates PG-free vector control, multi-section V/f control, torque control and soft start function.It is widely used in wind turbines, pump loads and applications where speed control accuracy, torque response speed and low frequency torque output have high requirements.

  • Superior Performance

  • Optional LCD keyboard for more intuitive parameter debugging and real-time monitoring of operating status


Item

Technical Index

Specification

Input

Input voltage

1AC 220V±15%,3AC 220V±15%,3AC 380V±15%,3AC 660V±15%

Input frequency

47~63Hz

Output

Output voltage

0~rated input voltage

Output frequency

V/f control: 0~3000Hz Sensorless vector control: 0~300Hz

Operation command mode

Keypad control Terminal control Serial communication control

Frequency setting mode

Digital setting, analog setting, pulse frequency setting, serial communication setting, multi-step speed setting & simple PLC, PID setting, etc. These frequency settings can be combined & switched in various modes.

Overload capacity

G model: 150% 60s, 180% 10s, 200% 3s P model: 120% 60s, 150% 10s, 180% 3s

Starting torque

0.5Hz/150% (SVC); 1Hz/150% (V/f)

Speed adjustment range

1:100 (SVC), 1:50 (V/f)

Carrier frequency

1.0-16.0kHz,automatically adjusted according to temperature and load characteristics

Frequency accuracy

Digital setting: 0.01HzAnalog setting: maximum frequency * 0.05%

Torque boost

Automatically torque boost; manually torque boost: 0.1%~30.0%

V/f curve

Three types: linear, multiple point and square type (1.2 power, 1.4 power, 1.6 power, 1.8 power, square)

Acceleration/decele ration mode

Straight line/S curve; four kinds of acceleration/deceleration time, range: 0.1s~3600.0s

DC braking

DC braking when starting and stopping DC braking frequency: 0.0Hz~maximum frequency, braking time: 0.0s~100.0s

Jog operation

Jog operation frequency: 0.0Hz~maximum frequency Jog acceleration/deceleration time: 0.1s~3600.0s

Simple PLC & multi-step speed operation

It can realize a maximum of 16 segments speed running via the built-in PLC or control terminal.

Built-in PID

Built-in PID control to easily realize the close loop control of the process parameters (such as pressure, temperature, flow, etc.)

Automatic voltage regulation

Keep output voltage constant automatically when input voltage fluctuating

Control Function

Common DC bus

Common DC bus for several inverters, energy balanced automatically

Torque control

Torque control without PG

Torque limit

“Rooter” characteristics, limit the torque automatically and prevent frequent over-current tripping during the running process

Wobble frequency control

Multiple triangular-wave frequency control, special for textile

Timing/length/counting control

Timing/length/counting control function

Over-voltage & over-current stall control

Limit current & voltage automatically during the running process, prevent frequent over-current & over-voltage tripping

Fault protection function

Up to 30 fault protections including over-current, over-voltage, under-voltage, overheating, default phase, overload, shortcut, etc., can record the detailed running status during failure & has fault automatic reset function

Input/output terminals

Input terminals

Programmable DI: 7 on-off inputs, 1 high-speed pulse input 2 programmable AI: AI1: 0~10V or 0/4~20mA A12: 0~10V or 0/4~20mA

Output terminals

1 programmable open collector output: 1 analog output (open collector output or high-speed pulse output) 2 relay output 2 analog output: 0/4~20mA or 0~10V

Communication terminals

Offer RS485 communication interface, support MODBUS-RTU communication protocol

Human machine interface

LED display

Display frequency setting, output frequency, output voltage, output current, etc.

Multifunction key

QUICK/JOG key, can be used as multifunction key

Environment

Ambient temperature

-10℃~40℃, derated 4% when the temperature rise by every 1℃(40℃~50℃).

Humidity

90%RH or less (non-condensing)

Altitude

≤1000M: output rated power, >1000M: output  derated

Storage temperature

-20℃~60℃

Storage environment

Indoor, no direct sunlight, dust, corrosive gas, flammable gas, oil mist, steam, dripping water, salt, vibration


ME3000 products, complete models, can provide 1AC 220V / 3AC 220V ~ 660V voltage level products. The product power level covers 0.4 ~ 630kW.

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