Name: Omron 3G3MX2-A4007-V2 VFD Inverter - INOSAKI
SKU: Omron-3G3MX2-A4007-V2
Price: 305.95 USD
Availability: InStock

Technical Overview

Three-phase 400V compact inverter drive with 0.75kW ND / 1.5kW LD capacity. Features sensorless vector control, PM motor support, and built-in Modbus RTU.

Key Features

Supports both induction (IM) and permanent magnet (PM) motor control as standard
Dual-rated for normal duty (0.75 kW, 3.4 A) and light duty (1.5 kW, 4.1 A) loads
High starting torque of 200% at 0.5 Hz under sensorless vector control
Built-in Modbus RTU communications via RS-485 and standard mini-USB port for configuration
Supports advanced option boards for EtherCAT, EtherNet/IP, DeviceNet, and PROFIBUS
Integrated safety function conforming to ISO 13149-1 Cat. 3 PLd and IEC 61800-5-2 (STO)
Easy programming and customized logic via built-in DriveProgramming (up to 1000 lines of code)
Simple position control function for up to 8 pre-configured points

Technical Specification Matrix

Parameter	Value
Voltage Class	Three-phase 400 VAC
Rated Input Voltage	3-phase 380 to 480 VAC -15% to +10%, 50/60 Hz ±5%
Applicable Motor Capacity (Normal Duty / ND)	0.75 kW (1 HP)
Applicable Motor Capacity (Light Duty / LD)	1.5 kW (2 HP)
Rated Output Current (ND)	3.4 A
Rated Output Current (LD)	4.1 A
Enclosure Rating	IP20 (Non-cover)
Control Method	Phase-to-phase sinusoidal modulation PWM (Sensorless Vector, V/f Control)
Output Frequency Range	0.01 to 590 Hz
Overload Current Rating (ND)	150% of rated output current for 60 seconds
Overload Current Rating (LD)	120% of rated output current for 60 seconds
Multi-function Inputs	7 points
Analog Inputs	2 points (0-10 VDC voltage, 4-20 mA current)
Built-in Communications	RS-485 (Modbus-RTU), USB (Mini-B)
Vibration Resistance	10 to 55 Hz, 5.9 m/s² (0.6G)
Operating Ambient Temperature	-10 to 50 °C (with derating above 40 °C)
Physical Weight (kg)	1.8
Dimensions L x W x H (cm)	17.35 x 10.8 x 12.8

Industrial Applications

1. Precise Packaging Conveyor Control with High Starting Torque

Using the drive's sensorless vector control and high starting torque of 200% at 0.5 Hz, the system drives 3-phase induction motors on heavy-duty packaging conveyor belts. The 3.4 A rated output current under Normal Duty is perfectly matched to small-to-medium conveyor lines.

Problem Solved

Solves belt slippage and starting stalls under heavy loads, ensuring smooth startup and precise deceleration without requiring costly closed-loop encoder feedback.

Sensorless Vector ControlHigh Starting TorqueConveyor BeltConstant Torque (ND)Speed Synchronization

2. Energy-Efficient Variable Speed Pump and Fan Regulation

Taking advantage of the Light Duty (LD) rating, which expands the drive's capability to 1.5 kW with a 4.1 A rated output current, the drive controls centrifugal pumps and HVAC cooling fans using a quadratic V/f curve.

Problem Solved

Eliminates the high energy losses associated with mechanical throttling or dampers by matching the motor speed dynamically to fluid demand, reducing power consumption by up to 50%.

Light Duty (LD)Variable TorqueCentrifugal PumpEnergy SavingsV/f Control

3. Compact PM Motor Speed Control in Machine Tool Spindles

Leveraging the drive's compatibility with Permanent Magnet (PM) synchronous motors and its wide output frequency range of up to 590 Hz, the inverter controls compact, high-efficiency PM motor spindles in localized metalworking or woodworking machinery.

Problem Solved

Allows high-speed spindle operations and compact motor profiles in space-constrained enclosures, eliminating the bulky size of standard induction motors while maintaining steady speed control.

Permanent Magnet Motor ControlHigh Frequency OutputMachine Tool SpindleIP20 EnclosureCompact Footprint