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- ATV950D30N4
- Variable Speed Drive
- France
- 290 x 910 x 340 mm
- 50 kg
- Xiamen, China
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Product Overview
In modern industrial automation systems, variable speed drives are essential devices for improving motor efficiency, optimizing production processes, and maintaining stable operation of industrial machinery. By controlling motor speed, torque, acceleration, and braking performance, industrial AC drives help reduce energy consumption, improve equipment reliability, and extend motor service life.
The Schneider ATV950D30N4 Variable Speed Drive is an industrial AC drive from the Altivar Process ATV950 series, designed for high-performance motor control applications in demanding industrial environments. It provides advanced variable frequency control, integrated protection functions, intelligent process monitoring, and flexible automation integration.
The ATV950D30N4 is suitable for 30 kW industrial motor applications requiring reliable speed regulation, stable torque control, and continuous operation. It is commonly used in industrial pumps, fans, conveyors, HVAC systems, water treatment equipment, and process automation machinery.
With dimensions of 290 × 910 × 340 mm and a weight of 50 kg, the Schneider ATV950D30N4 features a robust industrial enclosure design suitable for wall mounting and large-scale automation installations.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Schneider Electric |
| Model | ATV950D30N4 |
| Product Series | Altivar Process ATV950 |
| Product Type | Variable Speed Drive |
| Application | Industrial Motor Control |
| Rated Power | 30 kW |
| Heavy Duty Power | 22 kW |
| Input Voltage | 380–480 VAC |
| Phase | Three Phase |
| Output Current | 61.5 A |
| Motor Compatibility | 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 | 290 × 910 × 340 mm |
| Weight | 50 kg |
Function and Working Principle
The Schneider ATV950D30N4 Variable Speed Drive controls industrial motors by converting fixed-frequency AC power into adjustable voltage and frequency output.
The basic operating process is:
AC Input Power → Rectifier → DC Bus → Inverter → Motor Output
The operation process includes:
- Three-phase AC power enters the drive input section.
- The rectifier converts AC power into DC voltage.
- The DC bus stabilizes and stores electrical energy.
- The inverter generates variable-frequency AC output.
- The motor receives controlled power according to speed and torque requirements.
By adjusting output frequency and voltage, the ATV950D30N4 provides accurate motor speed control, improved energy efficiency, and stable process operation.
Role in Industrial Automation Systems
The Schneider ATV950D30N4 Variable Speed Drive is a key component in industrial automation and process control applications.
Its main functions include:
- Motor speed regulation
- Energy consumption optimization
- Torque control
- Motor protection
- Fault monitoring
- Process performance improvement
- PLC and automation system integration
Typical applications include:
- Industrial pump systems
- Large ventilation equipment
- Conveyor systems
- Manufacturing machinery
- Water treatment plants
- Process control systems
Main Features
30 kW High-Power Motor Control
The ATV950D30N4 provides reliable control performance for medium and high-power industrial motors.
Main advantages include:
- Stable motor speed regulation
- Accurate torque management
- Smooth acceleration and deceleration
- Reduced mechanical stress
- Improved production efficiency
It is designed for industrial equipment requiring continuous operation and high reliability.
Advanced Process Monitoring Capability
The Altivar Process ATV950 series provides intelligent monitoring functions for industrial applications.
Main benefits include:
- Real-time operating information
- Equipment condition monitoring
- Fault identification
- Performance analysis
- Maintenance optimization
These functions help engineers improve system availability and reduce unexpected downtime.
Integrated Braking Function
The ATV950D30N4 includes an integrated braking unit for applications requiring fast stopping and dynamic load control.
Advantages include:
- Faster deceleration response
- Improved control of high-inertia loads
- Enhanced machine performance
- Better operating stability
This feature is suitable for applications with frequent speed changes or rapid stopping requirements.
IP55 Industrial Protection Design
The IP55 enclosure design provides reliable protection for industrial environments.
Benefits include:
- Dust protection
- Improved environmental resistance
- Flexible installation options
- Increased equipment durability
The rugged structure allows reliable operation in demanding industrial conditions.
Flexible Automation Integration
The ATV950D30N4 supports integration with modern automation systems.
Benefits include:
- PLC communication capability
- Flexible control configuration
- Improved system monitoring
- Simplified automation management
It can be integrated with PLC controllers, HMI systems, sensors, and industrial communication networks.
Industrial Applications
Industrial Pump Systems
Variable speed drives are widely used in large industrial pumping applications.
Typical applications include:
- Water treatment systems
- Process pumps
- Cooling circulation systems
- Industrial fluid transportation
The ATV950D30N4 adjusts motor speed according to system demand, improving energy efficiency and maintaining stable pressure and flow control.
Fan and Ventilation Equipment
Large ventilation systems require reliable motor speed management.
Applications include:
- Factory ventilation
- Cooling systems
- Air handling units
- Exhaust systems
The drive provides precise airflow adjustment and reduces unnecessary energy consumption.
Conveyor Systems
Industrial conveyors require smooth operation and accurate speed control.
Applications include:
- Manufacturing production lines
- Packaging systems
- Material handling equipment
- Automated logistics systems
The ATV950D30N4 improves conveyor reliability and reduces mechanical impact during startup and stopping.
Industrial Processing Machinery
The drive is suitable for various heavy-duty industrial processing applications.
Applications include:
- Mixing equipment
- Production machinery
- Processing systems
- Automated manufacturing equipment
It provides accurate motor control for continuous industrial production.
Installation Guide
Step 1: Check Installation Environment
Before installation, verify:
- Installation space
- Ambient temperature
- Ventilation conditions
- Power supply requirements
- Grounding conditions
Ensure the installation environment meets industrial operating requirements.
Step 2: Mount the Drive
Install the Schneider ATV950D30N4 securely.
Installation requirements:
- Install in the correct vertical position
- Maintain sufficient ventilation clearance
- Ensure stable mechanical mounting
Step 3: Connect Power Wiring
Connect:
- Three-phase AC input
- Motor output terminals
- Protective grounding
Check all electrical connections before startup.
Step 4: Connect Control Wiring
Connect:
- Start/stop signals
- Speed reference inputs
- Digital I/O
- Communication cables
Step 5: Configure Drive Parameters
Set:
- Motor voltage
- Motor current
- Motor power
- Frequency range
- Acceleration time
- Deceleration time
- Control mode
Correct configuration ensures reliable motor performance.
Step 6: Perform Commissioning
After installation:
- Power on the drive
- Check operating status
- Confirm motor rotation direction
- Test speed control functions
- Verify communication operation
Common Failure Symptoms
| Fault Symptom | Possible Cause |
|---|---|
| Drive cannot start | Power supply problem |
| Motor speed unstable | Incorrect parameter settings |
| Overcurrent alarm | Excessive motor load |
| Overheating fault | Cooling system problem |
| Communication failure | Network configuration issue |
| Motor vibration | Incorrect control parameters |
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 motor parameters may affect drive performance.
Inspect Cooling System
Check:
- Cooling fan operation
- Air circulation
- Installation environment
Poor heat dissipation may cause protective shutdown.
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 ATV950D30N4 Variable Speed Drive:
- Clean the drive regularly
- Inspect cooling fans
- Check electrical terminals
- Review alarm records
- Verify parameter settings
- Perform preventive maintenance
Regular maintenance helps improve 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
- 30 kW industrial motor control capability
- High-power motor speed regulation
- 61.5A output current capability
- IP55 industrial protection
- Integrated braking function
- Advanced process monitoring
- Flexible automation integration
- Reliable long-term operation
Technical FAQs
What is Schneider ATV950D30N4 used for?
The Schneider ATV950D30N4 Variable Speed Drive is used for industrial motor speed control, process optimization, and automation applications.
Which series does ATV950D30N4 belong to?
It belongs to the Schneider Altivar Process ATV950 series.
What is the rated power of ATV950D30N4?
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 ATV950D30N4?
The dimensions are 290 × 910 × 340 mm.
What is the weight of Schneider ATV950D30N4?
The weight is 50 kg.
Conclusion
The Schneider ATV950D30N4 Variable Speed Drive is a powerful 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 and efficient performance for pumps, fans, conveyors, processing equipment, and heavy-duty industrial machinery.
For automation engineers, system integrators, and maintenance professionals, the Schneider ATV950D30N4 provides an effective solution for motor control optimization, equipment modernization, and reliable industrial automation operation.