Product Overview

The Schneider ATV340D11N4E Variable Speed Drive is an advanced industrial AC drive from the Schneider Electric Altivar Machine ATV340 series, engineered for high-performance machine control and demanding industrial automation applications. Rated for 11 kW (Heavy Duty), the drive operates on a three-phase 380–480 VAC power supply and features an integrated Ethernet communication interface, enabling seamless connectivity with modern industrial control networks.

Designed for OEM machinery and high-speed manufacturing equipment, the ATV340D11N4E supports both asynchronous induction motors and permanent magnet synchronous motors. It combines advanced sensorless vector control, high dynamic torque performance, embedded Ethernet communication, intelligent diagnostics, and integrated Safe Torque Off (STO) functionality to deliver precise motor control, reduced commissioning time, and improved production efficiency.

With dimensions of 180 × 385 × 249 mm and an approximate weight of 9.5 kg, the drive is ideal for cabinet-mounted installations where high reliability, communication flexibility, and long-term operational stability are required.

Typical applications include packaging machinery, robotics, conveyor systems, material handling equipment, machine tools, textile machinery, printing equipment, food and beverage processing, pumps, compressors, and automated production lines.

Technical Specifications

Function and Working Principle

The ATV340D11N4E converts fixed-frequency AC input power into adjustable voltage and frequency output, allowing highly accurate regulation of motor speed and torque.

Operating sequence:

Three-Phase AC Supply → Rectifier → DC Bus → PWM Inverter → AC Motor → Industrial Equipment

Its high-speed processor continuously monitors motor status, load conditions, and operating parameters while optimizing output performance to maximize productivity and minimize energy consumption.

Key functions include:

• High-performance variable speed control
• Sensorless vector motor control
• High starting torque
• Soft start and soft stop
• Adjustable acceleration and deceleration
• PID process control
• Dynamic braking support
• Automatic energy optimization
• Integrated Ethernet communication
• Intelligent fault diagnostics
• Safe Torque Off (STO)
• Comprehensive motor protection

Role in Industrial Automation Systems

The ATV340D11N4E serves as the intelligent motion control unit in advanced industrial automation systems.

Typical automation architecture:

PLC / Motion Controller

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Industrial Ethernet Network

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ATV340D11N4E Variable Speed Drive

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Three-Phase AC Motor

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Industrial Equipment

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Automated Production Process

The integrated Ethernet interface enables high-speed communication with PLCs, HMIs, SCADA systems, and industrial controllers while ensuring precise motor performance.

Industrial Applications

Packaging Machinery

Suitable for:

• Filling machines
• Wrapping equipment
• Labeling systems
• Cartoning machines
• High-speed packaging lines

Material Handling

Ideal for:

• Conveyor systems
• Warehouse automation
• Transfer equipment
• Hoists
• Logistics machinery

CNC and Machine Tools

Provides accurate motor speed and torque control for machining centers and automated manufacturing equipment.

Pumps and Compressors

Optimizes motor efficiency while reducing energy consumption and mechanical stress.

Textile Machinery

Supports weaving, spinning, winding, dyeing, and finishing applications requiring stable speed regulation.

Food and Beverage Processing

Suitable for mixers, bottling lines, conveyors, packaging systems, and automated production equipment.

Robotics and Automation

Designed for robotic systems, automated assembly lines, and high-performance manufacturing equipment.

Installation and Commissioning

Before installation, engineers should verify:

• Input voltage compatibility
• Motor ratings
• Cabinet ventilation
• Protective grounding
• Power cable sizing
• Ethernet network configuration
• Protection devices
• Environmental operating conditions

Recommended Installation Procedure

1. Disconnect all electrical power.
2. Mount the drive securely inside the control cabinet.
3. Connect the three-phase power supply.
4. Connect the motor output terminals.
5. Connect the protective earth conductor.
6. Complete control wiring.
7. Connect the Ethernet network cable.
8. Configure network communication parameters.
9. Verify all electrical connections.
10. Restore power.
11. Enter motor nameplate data.
12. Configure acceleration and deceleration settings.
13. Set protection parameters.
14. Test motor operation.
15. Verify PLC, HMI, and Ethernet communication before commissioning.

Compatible System Components

Recommended Alternative Models

Key Advantages

• Altivar Machine ATV340 high-performance platform
• 11 kW heavy-duty motor control
• Three-phase 380–480 VAC operation
• Integrated Ethernet communication
• Modbus TCP and EtherNet/IP support
• Advanced sensorless vector control
• Safe Torque Off (STO) safety function
• High dynamic response and excellent torque performance
• Intelligent fault diagnostics
• Comprehensive motor protection
• Easy integration with industrial automation systems
• Compact dimensions of 180 × 385 × 249 mm
• Approximate weight of 9.5 kg

Technical FAQs

What is the Schneider ATV340D11N4E?

The ATV340D11N4E is an 11 kW Variable Speed Drive from the Schneider Electric Altivar Machine ATV340 series with an integrated Ethernet communication interface.

What is its primary function?

It controls AC motor speed and torque by converting fixed-frequency AC input into variable voltage and frequency output while supporting high-speed industrial Ethernet communication.

What are the physical dimensions?

The drive measures 180 × 385 × 249 mm.

What is the approximate weight?

The drive weighs approximately 9.5 kg.

Which motors are supported?

It supports compatible three-phase AC induction motors and permanent magnet synchronous motors.

Which communication protocols are available?

The drive supports integrated Ethernet communication, including Modbus TCP, EtherNet/IP, and Modbus Serial, making it suitable for modern industrial automation systems.

Which industries commonly use this drive?

It is widely used in packaging, robotics, CNC machinery, material handling, textile manufacturing, food processing, printing, water treatment, and OEM automation equipment.

Does the drive provide motor protection?

Yes. It includes overload protection, thermal protection, overvoltage and undervoltage protection, phase-loss detection, short-circuit protection, and intelligent fault diagnostics.

Is the drive suitable for high-speed machine control?

Yes. The ATV340 series is specifically designed for dynamic machine applications requiring rapid response, precise speed regulation, and high torque performance.

What should engineers verify before installation?

Engineers should verify the input power supply, motor specifications, Ethernet network configuration, grounding, cabinet ventilation, communication settings, wiring integrity, and environmental conditions before commissioning.

Conclusion

The Schneider ATV340D11N4E Variable Speed Drive is a powerful 11 kW industrial AC drive designed for advanced machine automation and precision motor control. Its integrated Ethernet connectivity, intelligent vector control technology, comprehensive protection features, and robust industrial design make it an excellent solution for modern manufacturing environments.

With dimensions of 180 × 385 × 249 mm and an approximate weight of 9.5 kg, the drive is well suited for cabinet-mounted installations requiring reliable communication, accurate motor control, and long-term operational stability across a wide range of industrial applications.