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- ATV630D55N4
- Transmission Drive
- France
- 922 × 290 × 323 mm
- 56.5 kg
- Xiamen, China
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Product Overview
The Schneider Electric ATV630D55N4 is a premium Altivar Process Variable Speed Drive (VSD) designed to provide intelligent motor control, outstanding energy efficiency, and reliable operation in demanding industrial environments. As a member of the Altivar Process ATV600 Series, this drive is optimized for variable torque applications including pumps, fans, compressors, HVAC systems, and water treatment equipment while delivering advanced process monitoring, predictive diagnostics, and seamless industrial network integration.
Designed to control 55 kW (75 HP) three-phase AC motors operating from a 380–480 V AC power supply, the ATV630D55N4 combines sensorless vector control, embedded Ethernet communication, built-in energy management, and comprehensive motor protection into a compact industrial package. These capabilities help improve productivity, reduce operating costs, and extend equipment service life.
With overall dimensions of 922 × 290 × 323 mm and a weight of 56.5 kg, the drive is suitable for installation in industrial control cabinets where continuous-duty performance and reliable process automation are required.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Schneider Electric |
| Model | ATV630D55N4 |
| Product Series | Altivar Process ATV600 |
| Product Type | Variable Speed Drive (VFD / VSD) |
| Motor Power | 55 kW (75 HP) |
| Rated Supply Voltage | 380–480 V AC, Three-Phase |
| Supply Frequency | 50/60 Hz |
| Output Frequency | 0.1–500 Hz |
| Rated Output Current | 108 A (Normal Duty) |
| Overload Capacity | 120% Normal Duty / 150% Heavy Duty |
| Motor Control Method | Sensorless Vector Control / V/F Control |
| Built-in Communication | Ethernet, Modbus TCP, Modbus RTU (RS-485) |
| Digital Inputs | 8 |
| Analog Inputs | 3 |
| Analog Outputs | 2 |
| Relay Outputs | 3 |
| Safety Function | Safe Torque Off (STO), SIL 3 |
| Cooling Method | Forced Air Cooling |
| Protection Rating | IP21 / UL Type 1 |
| Mounting | Wall Mounted |
| Dimensions (H × W × D) | 922 × 290 × 323 mm |
| Weight | 56.5 kg |
| Operating Temperature | -15°C to +50°C (without derating) |
| Application | Pumps, Fans, Compressors, Industrial Process Automation |
Function and Working Principle
The Schneider Electric ATV630D55N4 controls the speed and torque of three-phase AC motors by converting fixed-frequency AC input power into a variable-frequency and variable-voltage output. This enables the connected motor to operate precisely according to process demand, reducing unnecessary energy consumption while improving equipment efficiency.
Using advanced sensorless vector control technology, the drive continuously calculates motor operating conditions and dynamically adjusts voltage and frequency to maintain accurate speed regulation and stable torque output. The result is smooth acceleration, reduced mechanical stress, improved process stability, and enhanced motor efficiency.
The drive also incorporates intelligent monitoring functions capable of recording operating parameters, energy consumption, motor status, and fault history. Integrated diagnostics and predictive maintenance features help maintenance personnel identify potential problems before failures occur, minimizing downtime and reducing maintenance costs.
Key operating functions include:
- High-performance vector motor control
- Accurate speed and torque regulation
- Intelligent energy monitoring
- Automatic motor protection
- Predictive maintenance diagnostics
- Embedded Ethernet communication
- Safe Torque Off (STO) safety function
- Smooth acceleration and deceleration
Role in Industrial Control Systems
Within industrial automation systems, the ATV630D55N4 serves as the intelligent motor control center responsible for optimizing energy usage, improving production efficiency, and protecting critical process equipment.
Its primary functions include:
- Variable speed motor control
- Process optimization
- Energy management
- Equipment protection
- Predictive diagnostics
- Remote monitoring
- Industrial communication
- Performance analysis
When integrated with Schneider Electric EcoStruxure architecture, PLCs, HMIs, and SCADA systems, the drive enables centralized control and real-time monitoring of industrial processes.
Industrial Applications
The Schneider Electric ATV630D55N4 is widely applied across numerous industrial sectors, including:
- Water Treatment Plants
- Wastewater Processing Facilities
- Oil & Gas Production
- Chemical Processing
- Mining Operations
- HVAC Systems
- Food & Beverage Manufacturing
- Industrial Pumping Stations
- Air Compressor Systems
- Cooling Towers
- Material Handling Equipment
- Conveyor Systems
- Paper & Pulp Mills
- Building Automation
- General Process Industries
Its advanced energy-saving functions make it particularly suitable for applications with continuously changing load conditions.
Installation and System Integration
Proper installation is essential to achieve maximum performance and long-term operational reliability.
Recommended installation procedures include:
- Mount the drive vertically inside a properly ventilated electrical cabinet.
- Maintain adequate clearance around the cooling system.
- Connect the three-phase power supply according to Schneider Electric installation specifications.
- Use shielded motor cables where EMC compliance is required.
- Configure motor nameplate parameters before commissioning.
- Perform automatic motor tuning for optimum vector control.
- Connect Ethernet or Modbus communication networks for remote monitoring.
- Verify Safe Torque Off (STO) circuit operation before startup.
- Install appropriate circuit protection devices, line reactors, and EMC filters where required.
Following these practices improves drive efficiency, extends motor life, and minimizes maintenance requirements.
Compatible System Components
The ATV630D55N4 is commonly integrated with:
- Schneider Electric Modicon M340 PLC
- Schneider Electric Modicon M580 PLC
- Schneider Electric Modicon M262 PLC
- Schneider Electric EcoStruxure Machine Expert
- Schneider Electric EcoStruxure Control Expert
- Schneider Electric Harmony HMI Panels
- Schneider Electric Altivar Graphic Display Terminal
- Ethernet Communication Networks
- Modbus TCP Devices
- Modbus RTU Networks
- EMC Input Filters
- Line Reactors
- Braking Resistors
- Motor Protection Circuit Breakers
- Three-Phase Induction Motors
- Permanent Magnet Motors
These components provide a complete intelligent motor control solution capable of improving production efficiency, reducing energy consumption, and ensuring long-term operational stability.
Recommended Alternative Models
| Model | Product Type | Key Feature | Typical Application |
|---|---|---|---|
| ATV630D45N4 | Variable Speed Drive | 45 kW Output | Medium Industrial Pumps |
| ATV630D75N4 | Variable Speed Drive | 75 kW Output | Large Process Systems |
| ATV650D55N4 | Process Variable Speed Drive | Advanced Process Analytics | Oil & Gas, Mining |
| ATV930D55N4 | Machine Variable Speed Drive | High Dynamic Performance | Manufacturing Automation |
| ATV630D90N4 | Variable Speed Drive | 90 kW Capacity | Heavy Industrial Equipment |
Key Advantages
- 55 kW high-efficiency motor control
- Advanced Altivar Process technology
- Sensorless vector control for precise operation
- Built-in Ethernet and Modbus communication
- Intelligent energy monitoring and diagnostics
- Safe Torque Off (STO) safety functionality
- Predictive maintenance support
- Reduced operating costs through energy optimization
- Fully compatible with Schneider Electric EcoStruxure systems
- Designed for continuous industrial operation
Technical FAQs
What is the primary function of the ATV630D55N4?
The ATV630D55N4 controls the speed and torque of three-phase AC motors while improving energy efficiency, protecting equipment, and optimizing industrial process performance.
What motor capacity does this drive support?
It is designed for 55 kW (75 HP) three-phase AC motors operating on a 380–480 V AC power supply.
Does the ATV630D55N4 support industrial communication?
Yes. The drive includes integrated Ethernet, Modbus TCP, and Modbus RTU (RS-485) communication interfaces for seamless integration with PLCs, HMIs, SCADA platforms, and industrial automation systems.
Conclusion
The Schneider Electric ATV630D55N4 Variable Speed Drive is an advanced motor control solution engineered to deliver high efficiency, intelligent diagnostics, and reliable industrial automation. Supporting 55 kW (75 HP) motors with a 380–480 V AC supply, the drive features sensorless vector control, embedded Ethernet, Modbus communication, Safe Torque Off (STO) functionality, and compact dimensions of 922 × 290 × 323 mm with a weight of 56.5 kg.
Whether installed in water treatment facilities, HVAC systems, compressor stations, mining operations, manufacturing plants, or large-scale industrial process automation projects, the ATV630D55N4 provides precise motor control, enhanced energy savings, and dependable long-term performance, making it an excellent choice for modern industrial applications.