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- Schneider
- ATV340U22N4
- Variable Speed Drive
- France
- 85 x 270 x 232.5 mm
- 1.8 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Schneider ATV340U22N4 Variable Speed Drive is a premium AC variable frequency drive (VFD) from the Altivar Machine ATV340 series, designed to provide exceptional speed regulation, dynamic torque control, and energy-efficient motor operation for demanding industrial automation applications. Built for machine manufacturers, OEMs, and industrial system integrators, the ATV340U22N4 delivers reliable performance for high-precision machinery operating in continuous production environments.
Designed to control three-phase asynchronous motors and permanent magnet synchronous motors, the drive utilizes advanced vector control technology to achieve outstanding speed accuracy, rapid acceleration and deceleration, and stable torque output across the entire operating range. This makes it particularly suitable for equipment requiring fast response, precise positioning, and smooth machine operation.
The ATV340U22N4 supports seamless integration with PLCs, HMIs, SCADA platforms, and industrial communication networks, enabling centralized machine control, remote diagnostics, parameter management, and predictive maintenance. Comprehensive protection functions—including overload protection, overvoltage protection, undervoltage protection, overtemperature monitoring, motor thermal protection, and short-circuit protection—help maximize equipment uptime and operational safety.
With compact dimensions of 85 × 270 × 232.5 mm and an approximate weight of 1.8 kg, the drive is easy to install in industrial control cabinets while minimizing installation space requirements.
The Schneider ATV340U22N4 is widely applied in packaging machinery, conveyor systems, robotics, CNC equipment, machine tools, food and beverage processing, pharmaceutical manufacturing, textile machinery, woodworking equipment, automotive production, plastics machinery, and numerous industrial automation systems requiring accurate motor control.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Schneider Electric |
| Model | ATV340U22N4 |
| Product Series | Altivar Machine ATV340 |
| Product Type | Variable Speed Drive |
| Drive Technology | AC Variable Frequency Drive (VFD) |
| Rated Motor Power | 2.2 kW (Heavy Duty) |
| Motor Compatibility | Three-Phase Asynchronous and Permanent Magnet Synchronous Motors |
| Control Method | Advanced Vector Motor Control |
| Mounting Method | Panel Mounted |
| Cooling Method | Forced Air Cooling |
| Communication | Industrial Communication Interface Support |
| Protection Functions | Integrated Motor and Drive Protection |
| Dimensions | 85 × 270 × 232.5 mm |
| Weight | 1.8 kg |
Function and Working Principle
The Schneider ATV340U22N4 converts fixed-frequency AC input power into a variable-frequency and variable-voltage output using an advanced power conversion system, enabling accurate motor speed and torque regulation.
Typical operating sequence:
Three-Phase AC Power
↓
AC/DC Rectifier
↓
DC Link
↓
IGBT Inverter
↓
Schneider ATV340U22N4 Variable Speed Drive
↓
Three-Phase AC Motor
↓
Industrial Equipment
During operation, the drive performs the following functions:
- Converts fixed AC power into adjustable-frequency output
- Precisely regulates motor speed
- Maintains stable torque during varying load conditions
- Optimizes motor energy consumption
- Provides smooth acceleration and deceleration
- Continuously monitors drive and motor status
- Protects against overload, overheating, overvoltage, undervoltage, and short circuits
- Improves machine efficiency and operational reliability
The drive’s advanced vector control technology delivers excellent dynamic performance while reducing mechanical wear on equipment.
Role in Industrial Control Systems
Within industrial automation systems, the ATV340U22N4 serves as the intelligent motor control interface between automation controllers and industrial machinery.
Typical automation architecture:
Industrial Sensors
↓
PLC Controller
↓
Human Machine Interface (HMI)
↓
Schneider ATV340U22N4 Variable Speed Drive
↓
Three-Phase AC Motor
↓
Industrial Equipment
The drive continuously adjusts motor output according to PLC commands, ensuring stable production processes and high operational efficiency.
Industrial Applications
Manufacturing Automation
Typical applications include:
- Automated production lines
- CNC machining centers
- Assembly machinery
- Flexible manufacturing systems
- Robotic production cells
Packaging Machinery
Suitable for:
- Filling machines
- Wrapping equipment
- Labeling systems
- Conveyor belts
- Cartoning machines
Accurate speed regulation improves production quality and throughput.
Material Handling
Common applications include:
- Conveyor systems
- Automated warehouses
- Sorting equipment
- Transfer systems
- Hoisting machinery
Smooth motor control reduces mechanical shock and improves equipment lifespan.
Food and Beverage Processing
Typical equipment includes:
- Mixing machines
- Bottling systems
- Filling equipment
- Packaging machinery
- Conveyor lines
Energy-efficient motor control helps lower operating costs.
Pharmaceutical Manufacturing
Applications include:
- Tablet production
- Packaging systems
- Mixing equipment
- Material handling
- Cleanroom automation
Precise motor control supports consistent manufacturing quality.
Textile Industry
Frequently used for:
- Spinning machinery
- Weaving equipment
- Dyeing systems
- Winding machines
- Finishing equipment
Stable motor speed enhances production consistency.
Machine Tools
Suitable for:
- Milling machines
- Grinding equipment
- Cutting machines
- Drilling systems
- Precision machining centers
Fast dynamic response improves machining accuracy.
Installation and System Integration
Before installation, engineers should verify:
- Motor compatibility
- Supply voltage
- Output current requirements
- Cabinet ventilation
- Grounding quality
- Communication configuration
- Environmental conditions
- Protective device selection
Recommended Installation Procedure
- Disconnect input power.
- Securely mount the drive inside the control cabinet.
- Connect input power terminals.
- Connect motor output wiring.
- Install protective grounding.
- Configure communication interfaces if required.
- Enter motor parameters.
- Configure acceleration and deceleration profiles.
- Perform motor auto-tuning.
- Verify protection settings.
- Test drive operation.
- Complete system commissioning.
Compatible System Components
| Component | Function |
|---|---|
| Schneider PLC | Machine automation control |
| ATV340U22N4 | Variable speed motor control |
| Human Machine Interface (HMI) | Operator interface |
| Industrial Communication Modules | Network communication |
| Circuit Breakers | Electrical protection |
| Three-Phase AC Motors | Driven equipment |
| Encoder Feedback Devices | Speed monitoring |
| Industrial Sensors | Process feedback |
| Motor Protection Devices | Equipment protection |
| SCADA System | Supervisory control |
Recommended Alternative Models
| Model | Product Type | Recommended Application |
|---|---|---|
| ATV340U15N4 | Variable Speed Drive | Medium-power industrial machinery |
| ATV340U30N4 | Variable Speed Drive | Higher-power automation equipment |
| ATV340D11N4 | Variable Speed Drive | Heavy-duty industrial machinery |
| ATV340D15N4 | Variable Speed Drive | Large automation systems |
| ATV340U22N4 | Variable Speed Drive | Precision motor control for advanced industrial automation |
Key Advantages
- Member of the Schneider Altivar Machine ATV340 family
- High-performance vector motor control
- Precise speed and torque regulation
- Supports asynchronous and permanent magnet synchronous motors
- Excellent dynamic response
- Integrated motor and drive protection
- Energy-efficient operation
- Compact panel-mounted construction
- Easy integration with industrial automation systems
- Reliable continuous-duty industrial performance
- Dimensions of 85 × 270 × 232.5 mm
- Approximate weight of 1.8 kg
Technical FAQs
What is the Schneider ATV340U22N4?
The Schneider ATV340U22N4 is a Variable Speed Drive (VFD) from the Altivar Machine ATV340 series designed for high-performance industrial motor control.
What is its primary function?
Its primary function is to precisely regulate the speed and torque of AC motors while improving machine productivity, energy efficiency, and operational reliability.
What are the physical dimensions?
The drive measures 85 × 270 × 232.5 mm.
What is the approximate weight?
The drive weighs approximately 1.8 kg.
Which motors are compatible?
The drive supports three-phase asynchronous motors and permanent magnet synchronous motors.
Which industries commonly use this drive?
The drive is widely used in manufacturing, packaging, logistics, pharmaceuticals, food processing, automotive production, machine tools, textile machinery, woodworking equipment, and water treatment facilities.
Does the drive include built-in protection?
Yes. It integrates overload, overvoltage, undervoltage, overheating, short-circuit, and motor protection functions for reliable industrial operation.
Is the drive suitable for continuous-duty operation?
Yes. The ATV340U22N4 is engineered for continuous industrial operation in demanding manufacturing environments.
What should engineers verify before installation?
Engineers should verify motor ratings, input voltage, output current, grounding, ventilation, communication settings, and protective devices.
What should be tested before commissioning?
Before commissioning, engineers should verify wiring integrity, motor rotation, parameter configuration, protection functions, communication status, auto-tuning results, and complete operational performance.
Conclusion
The Schneider ATV340U22N4 Variable Speed Drive is a compact and high-performance motor control solution within the Altivar Machine ATV340 family. Combining advanced vector control technology, excellent speed accuracy, reliable protection features, and outstanding dynamic performance, it is ideally suited for demanding industrial automation applications requiring precision, efficiency, and long-term reliability.
With compact dimensions of 85 × 270 × 232.5 mm and an approximate weight of 1.8 kg, the drive integrates easily into industrial control cabinets while delivering exceptional motor control performance. When integrated with Schneider PLCs, HMIs, industrial communication networks, compatible AC motors, and SCADA systems, the ATV340U22N4 provides efficient, flexible, and dependable motor control for a wide range of modern industrial automation applications.