Product Overview

The Schneider ATV32HU22N4 Variable Speed Drive is a compact and intelligent AC variable frequency drive from the Schneider Electric Altivar 32 (ATV32) series. Designed for 2.2 kW motor applications, the drive delivers precise speed regulation, excellent torque performance, and energy-efficient motor control for modern industrial automation systems. Operating with a three-phase 380–500 VAC power supply, it is suitable for controlling both asynchronous induction motors and permanent magnet synchronous motors.

Developed for OEM equipment manufacturers and industrial production environments, the ATV32HU22N4 incorporates advanced sensorless vector control technology, integrated communication interfaces, comprehensive protection functions, and intelligent diagnostics. These features enable smooth motor acceleration, accurate speed control, reduced mechanical wear, and improved overall production efficiency.

With compact dimensions of 60 × 325 × 245 mm and an approximate weight of 3.0 kg, the drive is ideal for installation inside industrial control cabinets where reliable performance and efficient space utilization are essential.

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

Technical Specifications

Function and Working Principle

The ATV32HU22N4 converts fixed-frequency AC input power into adjustable voltage and frequency output, allowing the connected motor to operate at the exact speed required by industrial processes.

The operating sequence is as follows:

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

The integrated control processor continuously monitors operating conditions and dynamically adjusts voltage and frequency output to optimize efficiency, improve process stability, and protect the motor from abnormal operating conditions.

Key functions include:

• Variable motor speed control
• High-performance sensorless vector control
• High starting torque
• Soft start and soft stop
• Adjustable acceleration and deceleration
• PID process control
• Automatic energy optimization
• Motor overload protection
• Fault diagnostics and alarm functions
• Industrial communication integration

Role in Industrial Automation Systems

The ATV32HU22N4 serves as the intelligent motor control unit in industrial automation systems.

Typical automation architecture:

PLC / Industrial Controller

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ATV32HU22N4 Variable Speed Drive

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Three-Phase AC Motor

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Industrial Machine

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Production Process

The drive continuously regulates motor speed and torque based on commands from the PLC, ensuring stable machine operation, accurate production control, and improved energy efficiency.

Industrial Applications

Packaging Machinery

Suitable for:

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

Conveyor Systems

Provides smooth acceleration, precise speed regulation, and reduced mechanical shock during continuous operation.

Pumps and Water Treatment

Adjusts motor speed according to system demand, improving efficiency and reducing electrical energy consumption.

Fans and HVAC Equipment

Optimizes airflow while lowering operating costs and extending equipment life.

Material Handling Equipment

Ideal for warehouse automation, transfer systems, lifting equipment, pallet conveyors, and logistics facilities.

Textile Machinery

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

Food and Beverage Processing

Suitable for mixers, bottling lines, conveyors, packaging machinery, and automated processing systems.

OEM Industrial Machinery

Frequently integrated into customized industrial equipment requiring compact dimensions, reliable communication, and precise motor control.

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 all 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 the protective earth conductor.
6. Complete the control wiring.
7. Configure communication parameters.
8. Verify all electrical connections.
9. Restore power.
10. Configure motor nameplate parameters.
11. Set acceleration and deceleration times.
12. Configure protection settings.
13. Perform motor rotation testing.
14. Verify PLC and HMI communication.
15. Complete system commissioning.

Compatible System Components

Recommended Alternative Models

Key Advantages

• Compact Altivar 32 industrial platform
• Rated for 2.2 kW motor applications
• Three-phase 380–500 VAC operation
• Advanced sensorless vector control
• Excellent low-speed torque performance
• Smooth acceleration and deceleration
• Integrated Modbus and CANopen communication
• High energy efficiency
• Intelligent fault diagnostics
• Comprehensive motor protection
• Easy installation and maintenance
• Suitable for continuous industrial operation
• Dimensions 60 × 325 × 245 mm
• Approximate weight 3.0 kg

Technical FAQs

What is the Schneider ATV32HU22N4?

The ATV32HU22N4 is a 2.2 kW Variable Speed Drive from the Schneider Electric Altivar 32 series for industrial motor control applications.

What is the primary function of this drive?

Its primary function is to regulate motor speed and torque by converting fixed-frequency AC power into adjustable voltage and frequency output.

What are the physical dimensions?

The drive measures 60 × 325 × 245 mm.

What is the approximate weight?

The drive weighs approximately 3.0 kg.

Which motors are compatible?

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

Where is this drive commonly installed?

The drive is typically installed inside industrial control cabinets for automated machinery, production lines, conveyors, pumps, compressors, and process equipment.

Which industries commonly use this drive?

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

Does the drive improve energy efficiency?

Yes. By matching motor speed to actual process demand, the drive reduces energy consumption while improving equipment performance and production efficiency.

Does the drive provide motor protection?

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

What should engineers verify before installation?

Before commissioning, engineers should verify the input voltage, motor specifications, wiring configuration, cabinet dimensions, communication settings, grounding, cooling conditions, and overall application compatibility.

Conclusion

The Schneider ATV32HU22N4 Variable Speed Drive is a reliable and energy-efficient 2.2 kW industrial AC drive designed for demanding automation applications. Featuring advanced vector control technology, integrated industrial communication, intelligent protection functions, and compact construction, it delivers precise motor control and dependable long-term performance.

With dimensions of 60 × 325 × 245 mm and an approximate weight of 3.0 kg, the drive is ideally suited for cabinet-mounted installations where space optimization and operational reliability are critical.

When integrated with compatible PLCs, HMIs, AC motors, industrial communication networks, sensors, and automation equipment, the ATV32HU22N4 provides accurate speed regulation, improved production efficiency, reduced maintenance requirements, and stable long-term operation across a broad range of industrial automation applications.