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- Schneider
- ATV950D22N4
- Variable Speed Drive
- France
- 264 x 678 x 299 mm
- 20.6 kg
- Xiamen, China
- New & In Stock
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Product Overview
In modern industrial automation systems, variable speed drives are essential components for improving motor efficiency, optimizing production processes, and ensuring reliable equipment operation. By controlling motor speed, torque, acceleration, and braking performance, industrial AC drives help reduce energy consumption, improve machine performance, and extend the service life of motors and mechanical systems.
The Schneider ATV950D22N4 Variable Speed Drive is an industrial AC drive from the Altivar Process ATV950 series, designed for demanding motor control applications in industrial environments. It provides precise variable frequency control, integrated protection functions, advanced monitoring capability, and flexible integration with automation systems.
The ATV950D22N4 is suitable for medium-power motor applications requiring stable operation, accurate speed regulation, and high reliability. It is widely used in industrial pumps, fans, conveyors, HVAC systems, water treatment equipment, and process automation machinery.
With dimensions of 264 × 678 × 299 mm and a weight of 20.6 kg, the Schneider ATV950D22N4 features a rugged industrial design suitable for wall mounting and electrical installation environments.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Schneider Electric |
| Model | ATV950D22N4 |
| Product Series | Altivar Process ATV950 |
| Product Type | Variable Speed Drive |
| Application | Industrial Motor Control |
| Rated Power | 22 kW |
| Input Voltage | 380–480 VAC |
| Phase | Three Phase |
| Output Current | 45.3 A |
| Motor Type | Asynchronous and Synchronous Motors |
| Braking Function | Integrated Braking Unit |
| Protection Rating | IP55 |
| Cooling Method | Forced Air Cooling |
| Mounting Type | Wall Mounting |
| Control Method | Variable Frequency Control |
| Communication Integration | Industrial Automation Network |
| Dimensions | 264 × 678 × 299 mm |
| Weight | 20.6 kg |
Function and Working Principle
The Schneider ATV950D22N4 Variable Speed Drive controls motor operation by converting fixed-frequency AC input power into adjustable voltage and frequency output.
The basic operating process is:
AC Input Power → Rectifier Circuit → DC Bus → Inverter Circuit → Motor Output
The working principle includes:
- Three-phase AC power enters the drive input section.
- The rectifier converts AC power into DC voltage.
- The DC bus filters and stabilizes electrical energy.
- The inverter converts DC power into variable-frequency AC output.
- The motor receives controlled voltage and frequency according to operating requirements.
By adjusting the output frequency and voltage, the ATV950D22N4 provides accurate motor speed and torque control while improving system efficiency.
Role in Industrial Automation Systems
The Schneider ATV950D22N4 Variable Speed Drive is an important device in industrial automation and process control systems.
Its main functions include:
- Motor speed regulation
- Energy efficiency optimization
- Torque control
- Motor protection
- Fault monitoring
- Process optimization
- PLC system integration
Typical applications include:
- Industrial pump systems
- Cooling and ventilation systems
- Conveyor equipment
- Manufacturing machinery
- Process automation systems
- Material handling equipment
Main Features
22 kW High-Performance Motor Control
The ATV950D22N4 provides reliable motor control capability for medium-power industrial applications.
Key advantages include:
- Stable speed adjustment
- Accurate torque management
- Smooth acceleration and deceleration
- Reduced mechanical stress
- Improved production efficiency
It is designed for applications requiring continuous operation and reliable motor performance.
Advanced Process Monitoring Functions
The Altivar Process ATV950 series provides intelligent monitoring features for industrial applications.
Main benefits include:
- Real-time operating monitoring
- Equipment status analysis
- Fault information management
- Improved maintenance efficiency
- Enhanced process visibility
These functions help engineers identify abnormal conditions quickly and improve system reliability.
Integrated Braking Function
The ATV950D22N4 includes an integrated braking capability for applications requiring frequent stopping, rapid acceleration, or high-inertia load control.
Advantages include:
- Faster deceleration response
- Improved load control
- Better machine performance
- Enhanced operating stability
IP55 Industrial Protection Design
The IP55 protection structure allows reliable operation in industrial environments.
Benefits include:
- Dust protection
- Improved environmental resistance
- Flexible installation options
- Increased equipment durability
The industrial enclosure design makes the drive suitable for demanding operating conditions.
Flexible Automation Integration
The ATV950D22N4 supports integration with industrial automation systems.
Benefits include:
- Easy PLC connection
- Flexible communication configuration
- Simplified system monitoring
- Improved control efficiency
It can operate together with PLC controllers, HMI panels, sensors, and industrial communication networks.
Industrial Applications
Industrial Pump Systems
Variable speed drives are widely used in industrial pumping applications.
Typical applications include:
- Water treatment systems
- Process pumps
- Cooling circulation systems
- Fluid transportation equipment
The ATV950D22N4 adjusts motor speed according to process requirements, improving energy efficiency and maintaining stable operation.
Fan and Ventilation Systems
Industrial ventilation equipment requires reliable motor control.
Applications include:
- Factory ventilation
- Cooling systems
- Air handling units
- Exhaust equipment
The drive provides accurate airflow control while reducing unnecessary energy consumption.
Conveyor Systems
Conveyor systems require smooth operation and accurate speed regulation.
Applications include:
- Manufacturing production lines
- Packaging systems
- Material handling equipment
- Automated logistics systems
The ATV950D22N4 improves conveyor reliability and reduces mechanical impact during operation.
Industrial Processing Equipment
The drive is suitable for various industrial processing applications.
Applications include:
- Mixing machines
- Processing equipment
- Automated production systems
- Industrial machinery
It provides precise motor control for continuous production environments.
Installation Guide
Step 1: Check Installation Environment
Before installation, verify:
- Available mounting space
- Ambient temperature
- Ventilation conditions
- Power supply requirements
Ensure the installation location meets industrial operating requirements.
Step 2: Mount the Drive
Install the Schneider ATV950D22N4 securely.
Installation requirements:
- Install in the correct vertical position
- Maintain proper ventilation clearance
- Ensure stable mechanical fixing
Step 3: Connect Power Wiring
Connect:
- Three-phase AC input
- Motor output terminals
- Ground connection
Check all electrical connections before applying power.
Step 4: Connect Control Wiring
Connect:
- Start/stop commands
- Speed reference signals
- Digital inputs and outputs
- Communication cables
Step 5: Configure Drive Parameters
Configure:
- Motor voltage
- Motor current
- Motor power
- Frequency range
- Acceleration time
- Deceleration time
- Control mode
Correct configuration ensures stable motor operation.
Step 6: Commissioning
After installation:
- Apply power
- Check drive status
- Confirm motor rotation direction
- Test speed control functions
Common Failure Symptoms
| Fault Symptom | Possible Cause |
|---|---|
| Drive cannot start | Power supply issue |
| Motor speed unstable | Incorrect parameters |
| Overcurrent alarm | Excessive motor load |
| Overheating fault | Cooling problem |
| Communication failure | Wiring or configuration issue |
| Motor vibration | Incorrect control settings |
Troubleshooting Guide
Check Power Supply
Inspect:
- Input voltage
- Power terminals
- Circuit protection devices
Incorrect power conditions may prevent normal operation.
Verify Motor Parameters
Check:
- Motor rated voltage
- Motor current
- Frequency settings
- Control mode
Incorrect settings may affect motor performance.
Inspect Cooling System
Check:
- Cooling fan operation
- Air circulation
- Installation environment
Poor heat dissipation may trigger protective functions.
Check Communication System
Inspect:
- Communication cables
- Network settings
- Control terminals
Incorrect communication configuration may affect automation performance.
Maintenance Recommendations
To maintain reliable operation of the Schneider ATV950D22N4 Variable Speed Drive:
- Clean the drive regularly
- Inspect cooling components
- Check electrical terminals
- Review fault history
- Verify operating parameters
- Perform preventive maintenance
Regular maintenance improves system reliability and extends equipment service life.
Compatible Automation Components
| Component | Function |
|---|---|
| Variable Speed Drive | Controls motor speed |
| PLC Controller | Provides automation commands |
| HMI Panel | Displays operating information |
| Sensors | Provides process feedback |
| Industrial Network | Enables communication |
Key Advantages
- 22 kW industrial motor control capability
- 45.3A output current
- IP55 protection design
- Integrated braking function
- Advanced process monitoring
- Flexible automation integration
- Reliable industrial performance
Technical FAQs
What is Schneider ATV950D22N4 used for?
The Schneider ATV950D22N4 Variable Speed Drive is used for industrial motor speed control, process optimization, and automation applications.
Which series does ATV950D22N4 belong to?
It belongs to the Schneider Altivar Process ATV950 series.
What is the rated power of ATV950D22N4?
The rated motor power is 22 kW.
What is the output current rating?
The output current rating is approximately 45.3 A.
What are the dimensions of Schneider ATV950D22N4?
The dimensions are 264 × 678 × 299 mm.
What is the weight of Schneider ATV950D22N4?
The weight is 20.6 kg.
Conclusion
The Schneider ATV950D22N4 Variable Speed Drive is a reliable industrial motor control solution designed for demanding automation and process applications.
With 22 kW power capability, IP55 protection, integrated braking functionality, advanced monitoring features, and flexible automation integration, it provides stable performance for pumps, fans, conveyors, processing equipment, and industrial machinery.
For automation engineers, system integrators, and maintenance professionals, the Schneider ATV950D22N4 provides an effective solution for motor control optimization, equipment upgrades, and long-term industrial automation operation.