Omron 3G3MX2-A4040-V2 Variable Frequency Drive VFD 4.0kW 400V 3-Phase

USD 408.79

High-performance 4.0 kW 400V 3-phase Variable Frequency Drive (VFD) from the Omron MX2 V2 series. Features advanced sensorless vector control for induction and permanent magnet motors, an integrated EMC filter, and built-in braking chopper.

SKU Omron-3G3MX2-A4040-V2 Category
Variable Frequency Drives (VFDs)

Omron 3G3MX2-A4040-V2 Variable Frequency Drive VFD 4.0kW 400V 3-Phase

Model Identifier 3G3MX2-A4040-V2
Official Part Number 3G3MX2-A4040-V2
GTIN Standard NA

Technical Overview

The Omron 3G3MX2-A4040-V2 is a compact and versatile Variable Frequency Drive (VFD) from the MX2 V2 series, engineered for demanding industrial motor control. Operating on a three-phase 400V class supply, it provides 4.0 kW (Normal Duty) and 5.5 kW (Light Duty) power output. It features advanced sensorless vector control for precise speed and torque regulation of both induction and permanent magnet motors. Designed for seamless automation integration, it includes an integrated EMC filter, a built-in braking chopper, and standard Modbus RTU communications. It is also equipped with Safe Torque Off (STO) SIL3 / PLe functionality to ensure reliable machine safety without external contactors.

Key Features

  • InputVoltage:Three-phase380to480VAC[1.1]
  • Normal Duty Output: 4.0 kW / 11.0 A
  • Light Duty Output: 5.5 kW / 13.3 A
  • Control Modes: V/f control and Sensorless Vector control
  • Motor Compatibility: Induction motors and Permanent Magnet (PM) motors
  • Safety Integration: Built-in Safe Torque Off (STO) meeting SIL3 and PLe
  • Built-in EMC filter to reduce electrical noise
  • Communications: Built-in Modbus RTU with EtherCAT, DeviceNet, and PROFIBUS options

Three-phase 380-480 VAC input, 4.0 kW (Normal Duty) / 5.5 kW (Light Duty) output with built-in braking chopper

Technical Specification Matrix

ParameterValue
Input Voltage3-Phase 380-480 VAC
Rated Output Power (Normal Duty)4.0 kW (5 HP)
Rated Output Current (Normal Duty)11.0 A
Rated Output Power (Light Duty)5.5 kW
Rated Output Current (Light Duty)13.3 A
Control MethodV/f, Sensorless Vector Control
Enclosure RatingIP20
Operating Temperature-10°C to +50°C
Safety FunctionsSafe Torque Off (STO) SIL3
CommunicationsModbus RTU (built-in)

Industrial Applications

1. Industrial Conveyor Control Systems

Utilized in material handling and packaging lines to manage the acceleration, deceleration, and running speed of medium-sized conveyor belts.

Problem Solved

Provides high starting torque and precise low-speed regulation using sensorless vector control, preventing jerky movements and mechanical wear during heavy load startups.

Sensorless Vector Control4.0 kW Normal DutyModbus RTUHigh Starting Torque

2. HVAC Fans and Centrifugal Pumps

Deployed in facility management to drive ventilation fans or water distribution pumps operating under variable torque conditions.

Problem Solved

Capitalizes on the 5.5 kW Light Duty rating to efficiently manage energy consumption in variable torque applications, adjusting motor speed to match exact flow or pressure demand.

5.5 kW Light DutyV/f ControlEnergy EfficiencyVariable Torque

3. Machine Tool Spindles and Extruders

Integrated into CNC machines, extruders, or heavy-duty mixers that require precise speed maintenance and immediate safety stops.

Problem Solved

Ensures operator safety without requiring line contactors via the integrated SIL3 Safe Torque Off (STO) function, while the built-in braking chopper rapidly dissipates regenerative energy during sudden deceleration.

Safe Torque Off (STO)SIL3 / PLeBuilt-in Braking ChopperPermanent Magnet Motor Control
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