Product Overview

The Schneider ATV32HU11N4 Variable Speed Drive is a compact and high-performance AC drive from the Schneider Electric Altivar 32 (ATV32) series, designed to provide precise motor speed control, stable torque output, and energy-efficient operation for industrial automation systems. Rated for 1.1 kW, the drive operates on a three-phase 380–500 VAC power supply and is suitable for controlling both asynchronous induction motors and permanent magnet synchronous motors.

Designed for machine builders and industrial automation engineers, the ATV32HU11N4 combines advanced sensorless vector control technology, integrated communication capabilities, intelligent diagnostics, and comprehensive motor protection in a compact enclosure. The drive ensures smooth acceleration, reliable low-speed operation, and optimized energy consumption while minimizing mechanical wear on motors and connected equipment.

With compact dimensions of 45 × 325 × 245 mm and an approximate weight of 2.5 kg, the drive is ideal for cabinet-mounted installations where space optimization and long-term reliability are critical.

Typical applications include packaging machines, conveyor systems, pumps, fans, compressors, textile machinery, woodworking equipment, food and beverage processing lines, material handling equipment, and OEM industrial machinery.

Technical Specifications

Function and Working Principle

The ATV32HU11N4 converts fixed-frequency AC input power into adjustable voltage and frequency output, allowing precise regulation of motor speed and torque for a wide variety of industrial processes.

Basic operating sequence:

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

The drive continuously monitors motor performance and automatically adjusts output parameters to maximize efficiency, maintain process stability, and protect the connected motor.

Main functions include:

• Variable motor speed control
• Sensorless vector control
• High starting torque
• Soft start and soft stop
• Adjustable acceleration and deceleration
• PID process regulation
• Energy-saving motor operation
• Motor overload protection
• Automatic fault diagnostics
• Industrial communication support

Role in Industrial Automation Systems

The ATV32HU11N4 serves as the intelligent motor control unit within industrial automation systems.

Typical automation architecture:

PLC / Industrial Controller

↓

ATV32HU11N4 Variable Speed Drive

↓

Three-Phase AC Motor

↓

Industrial Equipment

↓

Production Process

The drive continuously regulates motor speed according to process requirements, ensuring accurate control, stable production, and reduced equipment wear.

Industrial Applications

Packaging Machinery

Suitable for:

• Filling machines
• Wrapping systems
• Labeling equipment
• Cartoning machines
• Packaging conveyors

Conveyor Systems

Provides smooth acceleration and stable conveying speeds while reducing mechanical stress.

Pumps and Water Treatment

Optimizes pump operation by matching motor speed to process demand, reducing energy consumption.

Fans and HVAC Systems

Provides efficient airflow regulation and improved energy efficiency.

Material Handling Equipment

Ideal for transfer systems, warehouse automation, lifting equipment, and logistics applications.

Textile Machinery

Supports spinning, weaving, winding, dyeing, and finishing equipment requiring accurate speed regulation.

Food and Beverage Processing

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

OEM Machine Building

Frequently integrated into customized industrial machinery requiring compact dimensions, advanced motor control, and flexible communication.

Installation and Commissioning

Before installation, engineers should verify:

• Input voltage compatibility
• Motor specifications
• Cabinet ventilation
• Protective grounding
• Cable sizing
• Communication requirements
• Protection devices
• Environmental operating conditions

Recommended Installation Procedure

1. Disconnect electrical power.
2. Mount the drive vertically inside the control cabinet.
3. Connect the three-phase input supply.
4. Connect the motor output terminals.
5. Connect protective earth.
6. Complete the control wiring.
7. Configure communication settings.
8. Verify all electrical connections.
9. Restore power.
10. Configure motor parameters.
11. Set acceleration and deceleration times.
12. Configure protection functions.
13. Test motor rotation.
14. Verify PLC or HMI communication.
15. Complete system commissioning.

Compatible System Components

Recommended Alternative Models

Key Advantages

• Compact Altivar 32 industrial platform
• Rated for 1.1 kW motor applications
• Supports 380–500 VAC three-phase power systems
• Advanced sensorless vector control
• Excellent low-speed torque performance
• Smooth acceleration and deceleration
• Integrated Modbus and CANopen communication
• High energy efficiency
• Comprehensive motor protection
• Intelligent fault diagnostics
• Easy installation and maintenance
• Designed for continuous industrial operation
• Dimensions 45 × 325 × 245 mm
• Approximate weight 2.5 kg

Technical FAQs

What is the Schneider ATV32HU11N4?

The ATV32HU11N4 is a 1.1 kW Variable Speed Drive from the Schneider Electric Altivar 32 series designed for industrial motor speed control.

What is the primary function of this drive?

It converts fixed-frequency AC power into adjustable voltage and frequency output, allowing accurate control of motor speed and torque.

What are the physical dimensions?

The drive measures 45 × 325 × 245 mm.

What is the approximate weight?

The drive weighs approximately 2.5 kg.

Which motors are compatible?

The drive supports compatible three-phase AC induction motors and permanent magnet synchronous motors used in industrial automation systems.

Where is the drive typically installed?

It is installed inside industrial control cabinets for production machinery, processing equipment, conveyors, pumps, and automated manufacturing systems.

Which industries commonly use this drive?

Typical industries include packaging, logistics, food processing, textile manufacturing, woodworking, HVAC, water treatment, material handling, and OEM machine building.

Does the drive improve energy efficiency?

Yes. By automatically adjusting motor speed according to process demand, the drive helps reduce energy consumption and improve overall production efficiency.

Does the drive include protection functions?

Yes. It incorporates overload protection, motor thermal protection, overvoltage and undervoltage protection, fault diagnostics, and continuous operating monitoring.

What should engineers verify before installation?

Engineers should verify the input voltage, motor rating, wiring configuration, cabinet dimensions, cooling conditions, communication requirements, and application compatibility before commissioning.

Conclusion

The Schneider ATV32HU11N4 Variable Speed Drive is a reliable and energy-efficient 1.1 kW AC drive developed for modern industrial automation systems. Featuring advanced vector control technology, integrated industrial communication, intelligent protection functions, and compact construction, it provides precise motor control for a wide range of industrial applications.

With dimensions of 45 × 325 × 245 mm and an approximate weight of 2.5 kg, the drive is ideally suited for cabinet-mounted installations where installation space and long-term operational reliability are important.

When integrated with compatible PLCs, HMIs, AC motors, industrial communication networks, sensors, and automation equipment, the ATV32HU11N4 delivers stable speed regulation, optimized production efficiency, reduced maintenance requirements, and dependable long-term performance for industrial manufacturing environments.