
Product Overview
In industrial automation and process control systems, variable speed drives are essential components for improving motor efficiency, optimizing equipment performance, and maintaining reliable operation. By controlling motor speed, torque, acceleration, and deceleration, AC drives help reduce energy consumption, improve production efficiency, and extend the service life of industrial motors.
The Schneider ATV950D30N4E Variable Speed Drive is an industrial AC drive from the Altivar Process ATV950 series, designed for demanding industrial motor control applications. It provides advanced variable frequency control, reliable motor protection, intelligent monitoring functions, and flexible integration with modern automation systems.
The ATV950D30N4E is designed for 30 kW motor applications and is suitable for equipment requiring stable speed regulation, high torque performance, and continuous operation. It is widely used in industrial pumps, fans, conveyors, HVAC systems, water treatment equipment, and manufacturing process machinery.
With dimensions of 290 × 910 × 401 mm and a weight of 52 kg, the Schneider ATV950D30N4E features a robust industrial enclosure design suitable for large-scale automation installations and demanding operating environments.
Technical Specifications
| Parameter |
Details |
| Manufacturer |
Schneider Electric |
| Model |
ATV950D30N4E |
| Product Series |
Altivar Process ATV950 |
| Product Type |
Variable Speed Drive |
| Application |
Industrial Motor Control |
| Rated Power |
30 kW |
| Input Voltage |
380–480 VAC |
| Phase |
Three Phase |
| Output Current |
61.5 A |
| Compatible Motor Type |
Asynchronous and Synchronous Motors |
| Protection Rating |
IP55 |
| Braking Function |
Integrated Braking Unit |
| Cooling Method |
Forced Air Cooling |
| Mounting Type |
Wall Mounting |
| Control Method |
Variable Frequency Control |
| Communication |
Industrial Automation Communication |
| Dimensions |
290 × 910 × 401 mm |
| Weight |
52 kg |
Function and Working Principle
The Schneider ATV950D30N4E Variable Speed Drive operates by converting fixed AC input power into adjustable frequency and voltage output to control motor operation.
The basic working process is:
AC Power Input → Rectifier → DC Bus → Inverter → Motor Output
The operating principle includes:
- Three-phase AC power enters the drive.
- The rectifier converts AC voltage into DC power.
- The DC bus stabilizes electrical energy.
- The inverter generates adjustable AC output.
- The motor receives controlled power according to speed and torque requirements.
By adjusting output frequency and voltage, the ATV950D30N4E provides accurate motor speed control and improves overall system efficiency.
Role in Industrial Automation Systems
The Schneider ATV950D30N4E Variable Speed Drive plays an important role in industrial automation systems.
Main functions include:
- Motor speed adjustment
- Energy consumption optimization
- Torque control
- Motor overload protection
- Fault monitoring
- Process control improvement
- Automation system integration
It can be integrated with:
- PLC controllers
- HMI systems
- Industrial sensors
- SCADA systems
- Industrial communication networks
Main Features
30 kW Industrial Motor Control Capability
The ATV950D30N4E provides reliable control performance for medium and high-power industrial motors.
Advantages include:
- Stable speed regulation
- Accurate torque control
- Smooth acceleration and deceleration
- Reduced mechanical stress
- Improved equipment efficiency
It is suitable for continuous-duty industrial applications requiring reliable motor operation.
Advanced Monitoring and Diagnostic Functions
The ATV950D30N4E provides intelligent monitoring capabilities to improve industrial equipment management.
Main functions include:
- Operating status monitoring
- Fault information recording
- Equipment condition analysis
- Maintenance support
- Performance optimization
These functions help engineers identify abnormal conditions quickly and reduce unexpected downtime.
Integrated Braking Function
The built-in braking capability improves performance in applications requiring rapid stopping or frequent speed changes.
Benefits include:
- Faster deceleration
- Improved load control
- Better machine response
- Enhanced operational stability
This makes the drive suitable for dynamic industrial applications.
IP55 Industrial Protection Design
The ATV950D30N4E uses an industrial protection enclosure designed for harsh operating environments.
Advantages include:
- Dust resistance
- Improved environmental protection
- Reliable operation
- Flexible installation options
The IP55 design helps improve durability in industrial facilities.
Flexible Automation Integration
The ATV950D30N4E supports integration with modern automation architectures.
Benefits include:
- Easy connection with PLC systems
- Flexible control configuration
- Improved system monitoring
- Simplified maintenance
It provides a practical solution for industrial automation upgrades and equipment modernization.
Industrial Applications
Industrial Pump Systems
The ATV950D30N4E is widely used in industrial pumping applications.
Typical applications:
- Water treatment systems
- Cooling circulation pumps
- Process pumps
- Fluid transportation systems
The drive adjusts motor speed according to process requirements, helping improve efficiency and maintain stable operation.
Fan and Ventilation Systems
Industrial ventilation equipment requires reliable motor speed control.
Applications include:
- Factory ventilation
- Cooling fans
- Air handling systems
- Exhaust equipment
The drive helps maintain accurate airflow control while reducing unnecessary energy consumption.
Conveyor Systems
Conveyor equipment requires smooth starting, stopping, and speed adjustment.
Applications include:
- Manufacturing lines
- Packaging systems
- Material handling equipment
- Automated logistics systems
The ATV950D30N4E improves conveyor stability and reduces mechanical impact.
Industrial Processing Equipment
The drive is suitable for heavy-duty industrial machinery.
Applications include:
- Mixing equipment
- Production machines
- Processing systems
- Automated manufacturing equipment
It provides precise motor control for continuous production processes.
Installation Guide
Step 1: Check Installation Conditions
Before installation, confirm:
- Available installation space
- Ambient temperature
- Ventilation conditions
- Power supply requirements
- Grounding conditions
Ensure the installation environment meets industrial requirements.
Step 2: Install the Drive
Mount the Schneider ATV950D30N4E securely.
Installation requirements:
- Vertical mounting position
- Adequate ventilation clearance
- Stable mechanical fixing
Step 3: Connect Power Supply
Connect:
- Three-phase input power
- Motor output terminals
- Ground connection
Check wiring carefully before energizing the drive.
Step 4: Connect Control Signals
Connect:
- Start/stop commands
- Speed references
- Digital inputs and outputs
- Communication cables
Step 5: Configure Parameters
Set the required parameters:
- Motor voltage
- Motor current
- Motor power
- Frequency range
- Acceleration time
- Deceleration time
- Control mode
Correct configuration ensures stable motor performance.
Step 6: Commissioning
After installation:
- Power on the drive
- Check operating status
- Confirm motor direction
- Test speed regulation
- Verify communication functions
Common Failure Symptoms
| Fault Symptom |
Possible Cause |
| Drive cannot start |
Power supply problem |
| Motor speed fluctuation |
Incorrect parameters |
| Overcurrent alarm |
Excessive load |
| Overheating |
Cooling problem |
| Communication failure |
Wiring or configuration issue |
| Motor vibration |
Incorrect settings |
Troubleshooting Guide
Power Supply Inspection
Check:
- Input voltage
- Power terminals
- Protection devices
Incorrect power conditions may prevent normal operation.
Motor Parameter Verification
Check:
- Motor voltage
- Motor current
- Frequency settings
- Control mode
Incorrect parameters may affect drive performance.
Cooling System Inspection
Check:
- Cooling fan operation
- Air circulation
- Installation environment
Poor ventilation may cause overheating protection.
Communication Troubleshooting
Inspect:
- Communication cables
- Network settings
- Control terminals
Incorrect communication settings may interrupt automation control.
Maintenance Recommendations
To maintain reliable operation of the Schneider ATV950D30N4E:
- Clean the drive regularly
- Check cooling fans
- Inspect electrical terminals
- Review fault records
- Verify parameters
- Perform preventive maintenance
Regular maintenance improves system reliability and extends equipment service life.
Compatible Automation Components
| Component |
Function |
| Variable Speed Drive |
Motor speed control |
| PLC Controller |
Automation logic control |
| HMI Panel |
Operation monitoring |
| Sensors |
Process feedback |
| Industrial Network |
Data communication |
Key Advantages
- 30 kW industrial motor control
- 61.5 A output capability
- IP55 protection design
- Integrated braking function
- Advanced monitoring capability
- Flexible automation integration
- Reliable industrial performance
Technical FAQs
What is Schneider ATV950D30N4E used for?
The Schneider ATV950D30N4E Variable Speed Drive is used for industrial motor speed control, process optimization, and automation applications.
Which series does ATV950D30N4E belong to?
It belongs to the Schneider Altivar Process ATV950 series.
What is the rated power of ATV950D30N4E?
The rated motor power is 30 kW.
What is the output current rating?
The output current rating is approximately 61.5 A.
What are the dimensions of Schneider ATV950D30N4E?
The dimensions are 290 × 910 × 401 mm.
What is the weight of Schneider ATV950D30N4E?
The weight is 52 kg.
Conclusion
The Schneider ATV950D30N4E Variable Speed Drive is a reliable industrial motor control solution designed for demanding automation and process applications.
With 30 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 ATV950D30N4E offers an effective solution for motor control optimization, equipment upgrades, and reliable long-term industrial automation operation.