FR-A740-00023-EC Mitsubishi Electric FR-A700 Series High Performance Vector Inverter

The Mitsubishi Electric FR-A740-00023-EC is a compact, high-performance general-purpose inverter from the renowned FR-A700 series, specifically configured for export markets (Europe/China) as indicated by the "EC" suffix. Designed for 3-phase induction motors, this model delivers a perfect balance of advanced vector control technology and user-friendly operation. It is engineered to drive motors ranging from 0.4kW to 500kW, offering high starting torque, precise speed regulation, and robust communication capabilities.

The "A740" series is celebrated for integrating the best features of its predecessors: the overload strength of the A500 series, the advanced vector control of the V500 series, and the powerful communication functions of the F700 series. The "00023" model number designates a specific frame size and power rating optimized for small to medium industrial applications, featuring a built-in EMC filter (compliant with EN 61800-3 C2) to minimize electromagnetic interference without external components.

Key Features & Benefits

• Advanced Sensorless Vector Control: Achieves high torque at low speeds (200% torque at 0.3Hz) without requiring an encoder, making it ideal for high-inertia loads and precise positioning tasks.
• Built-in EMC Filter (Class C2): The "EC" designation ensures the inverter meets strict international electromagnetic compatibility standards, reducing installation costs and cabinet space by eliminating the need for external filters.
• Integrated PLC Functionality: Certain models support built-in simple PLC functions, allowing for sequence control without an external controller, reducing system complexity and cost.
• Comprehensive Communication: Comes standard with an RS-485 interface (Modbus RTU). It is also compatible with major industrial networks including CC-Link, Profibus-DP, DeviceNet, and CANopen via optional adapter cards.
• Built-in PID Controller: Ideal for process control applications like pumps and fans, allowing for direct feedback control of pressure, flow, or temperature.
• Long-Life Design: Utilizes long-life capacitors and cooling fans (designed for 10 years), reducing maintenance downtime in harsh environments.
• User-Friendly Operation: Features a detachable LED operation panel (FR-DU07) with an M-dial for easy parameter setting and monitoring. Compatible with the FR Configurator software via USB for PC-based setup.

Technical Specifications

Typical Applications

The FR-A740-00023-EC is versatile enough for a wide range of industrial machinery:

• Material Handling: Conveyors, sorting lines, and packaging machines requiring high starting torque.
• Pumps & Fans: Variable flow control with built-in PID to save energy and reduce water hammer.
• Machine Tools: Spindle drives, mixers, and agitators requiring precise speed control.
• Lifting & Hoisting: Cranes and elevators utilizing the high overload capacity and zero-speed servo lock function.
• Textile Machinery: Weaving and spinning machines requiring synchronized multi-axis control.

Ordering Information

• Manufacturer: Mitsubishi Electric Corporation
• Product Family: FR-A700 Series Inverters
• MPN: FR-A740-00023-EC
• Region Code: "EC" indicates the Export/European standard version (built-in EMC filter).
• Note: Ensure you select the correct voltage class (400V) and power rating (0.4kW) for your specific motor. For applications requiring regenerative braking, an external braking resistor may be necessary depending on the duty cycle.