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Omron 3G3MX2-A4075-V2 MX2 Inverter 7.5kW 400V Three-Phase

SKU: 3G3MX2-A4075-V2

USD 298.00

Omron 3G3MX2-A4075-V2 is a 7.5kW MX2 series VFD with three-phase 400V input for medium-power motor speed control applications.

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Product Overview

The Omron 3G3MX2-A4075-V2 is a powerful variable frequency drive from the MX2 series, engineered for demanding industrial motor control applications requiring precise speed and torque regulation. Delivering 7.5kW output power with three-phase 400V AC input, this inverter combines advanced vector control technology with comprehensive safety features and flexible communication options. The MX2 series demonstrates Omron dedication to providing reliable, efficient motor control solutions for a wide range of industrial applications. The 3G3MX2-A4075-V2 features built-in Safe Torque Off (STO) functionality meeting SIL3 and PLe safety standards, making it suitable for applications requiring high safety integrity levels. The drive supports multiple control modes including V/f control, sensorless vector control, and closed-loop vector control with optional encoder feedback, providing optimal performance across various motor types and load conditions. With its intuitive parameter structure and built-in keypad with copy function, setup and commissioning are streamlined, reducing installation time and engineering costs. The comprehensive protection features include overload, overvoltage, undervoltage, overtemperature, and short circuit protection, ensuring reliable operation in harsh industrial environments. The drive supports multiple communication protocols including Modbus RTU built-in, with optional communication cards for Ethernet/IP, Profibus, DeviceNet, and CANopen, enabling seamless integration into modern automation architectures. The 3G3MX2-A4075-V2 is ideal for controlling pumps, fans, conveyors, mixers, and general industrial machinery where precise speed control and energy efficiency are critical requirements.

  • SKU: 3G3MX2-A4075-V2
  • Series: 3G3MX2 (MX2)
  • Voltage: 380-480VAC
  • I/O: 7 I/O

Best-Fit Applications

  • Industrial pump control and water treatment
  • HVAC fan and blower systems
  • Conveyor and material handling systems
  • Mixers and agitators in process industries
  • Compressor speed control
  • Machine tool spindle drives
  • Centrifuge and separator applications
  • General industrial machinery

Buying Checklist

  • Proven Omron reliability and quality
  • Advanced vector control for optimal motor performance
  • Built-in safety functions reduce system complexity
  • Flexible communication options for modern automation
  • Easy setup with intuitive keypad interface
  • Comprehensive protection extends motor and drive life
  • Energy-efficient operation reduces operating costs
  • Global technical support and service network

Technical Specifications

Model 3G3MX2-A4075-V2
Series 3G3MX2 (MX2)
Rated Output 7.5kW (10 HP)
Input Voltage Three-phase 380-480VAC
Output Current 17.5A (ND), 15A (HD)
Control Method V/f, Sensorless Vector
Built-in EMC Filter Yes
Communication Modbus RTU
Brake Chopper Built-in
Safety STO
Operating Temperature -10 to +50°C
Mounting Panel mount
Mass Approx. 4kg

FAQ for 3G3MX2-A4075-V2

What size breaker do I need?
For 400V 7.5kW: 25A type D or K circuit breaker. Size at 150-200% of VFD input current to handle inrush. Add contactor for emergency stop (controlled by safety circuit).
Can this VFD run on single-phase input?
No, A4xxx models require three-phase input. For single-phase input, use ABxxx models (230V single/three-phase). Derate output current by approximately 30% when using single-phase input.
What braking options are available?
Built-in brake chopper accepts external brake resistor for dynamic braking. Calculate resistor value based on deceleration requirements and duty cycle. For holding brake (vertical axis), use motor-mounted electromagnetic brake.
Can I use this for pump control?
Yes, ideal for centrifugal pump control. Built-in PID controller maintains constant pressure or flow. Energy savings typically 30-50% compared to valve control. Sleep/wake function for multi-pump systems.

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