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- ATV630D37N4
- Transmission Drive
- France
- 226 x 673 x 271 mm
- 28.2 kg
- Xiamen, China
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Product Overview
The Schneider Electric ATV630D37N4 is a high-performance Altivar Process Variable Speed Drive (VSD) engineered for energy-efficient motor control in industrial process automation. Designed as part of Schneider Electric’s Altivar Process ATV600 Series, this drive is optimized for variable torque applications such as pumps, fans, compressors, and process equipment while delivering outstanding reliability, intelligent diagnostics, and advanced connectivity.
Rated for 37 kW (50 HP) motors with a 380–480 V AC three-phase power supply, the ATV630D37N4 integrates advanced motor control algorithms, embedded Ethernet communication, and energy monitoring capabilities into a compact industrial enclosure. Built to operate continuously in demanding industrial environments, it helps reduce energy consumption, improve equipment availability, and simplify maintenance through predictive diagnostics and process monitoring.
With dimensions of 226 × 673 × 271 mm and a weight of 28.2 kg, the ATV630D37N4 is suitable for installation in industrial control cabinets for applications requiring high-performance variable speed control and intelligent automation integration.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Schneider Electric |
| Model | ATV630D37N4 |
| Product Series | Altivar Process ATV600 |
| Product Type | Variable Speed Drive (VFD / VSD) |
| Motor Power | 37 kW (50 HP) |
| Rated Supply Voltage | 380–480 V AC, Three-Phase |
| Output Frequency | 0.1–500 Hz |
| Rated Output Current | 74.5 A (Normal Duty) |
| Overload Capacity | 120% Normal Duty / 150% Heavy Duty |
| Control Method | Vector Control & V/F Control |
| Integrated Communication | Ethernet, Modbus TCP, Modbus Serial (RS-485) |
| Digital Inputs | 8 |
| Analog Inputs | 3 |
| Relay Outputs | 3 |
| Safety Function | Safe Torque Off (STO), SIL 3 |
| Cooling Method | Forced Air Cooling |
| Mounting | Wall Mounted |
| Protection Rating | IP21 / UL Type 1 |
| Dimensions (W × H × D) | 226 × 673 × 271 mm |
| Weight | 28.2 kg |
| Operating Temperature | -15°C to +50°C (without derating) |
| Application | Pumps, Fans, Compressors, Process Automation |
Function and Working Principle
The Schneider Electric ATV630D37N4 regulates 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 process allows motors to operate only at the speed required by the application, significantly reducing energy consumption and mechanical wear.
The drive continuously monitors motor performance through advanced control algorithms and adjusts output frequency and voltage according to process demands. Integrated vector control technology provides precise speed regulation, smooth acceleration, and stable torque delivery, ensuring consistent operation under varying load conditions.
The ATV630D37N4 also incorporates intelligent diagnostic functions that continuously monitor drive status, motor condition, and operating parameters. Built-in asset monitoring and energy measurement capabilities enable predictive maintenance, helping reduce downtime and improve equipment reliability.
Key operating features include:
- Precise motor speed regulation
- High-efficiency vector motor control
- Integrated energy monitoring
- Embedded Ethernet communication
- Safe Torque Off (STO) safety function
- Automatic motor protection
- Intelligent fault diagnostics
- Smooth acceleration and deceleration
Role in Industrial Control Systems
Within industrial automation systems, the ATV630D37N4 functions as the central motor control device responsible for optimizing motor performance while reducing overall energy consumption.
The drive provides:
- Variable speed motor control
- Energy optimization
- Process automation
- Equipment protection
- Intelligent diagnostics
- Remote monitoring
- Predictive maintenance support
- Industrial network communication
When integrated with Schneider Electric PLCs, HMIs, and SCADA systems, the ATV630D37N4 enables centralized monitoring and efficient control of complex industrial processes.
Industrial Applications
The Schneider Electric ATV630D37N4 is widely used across numerous industrial sectors, including:
- Water Treatment Plants
- Wastewater Processing Facilities
- Oil and Gas Production
- Chemical Processing
- Mining Operations
- Food and Beverage Manufacturing
- HVAC Systems
- Industrial Pumping Stations
- Compressor Systems
- Ventilation Equipment
- Conveyor Systems
- Material Handling Equipment
- Paper and Pulp Industry
- Building Automation
- General Process Industries
Its advanced energy-saving capabilities make it especially suitable for applications with continuously varying motor loads.
Installation and System Integration
Proper installation ensures optimum performance and long service life.
Recommended installation procedures include:
- Mount the drive vertically inside a well-ventilated electrical enclosure.
- Maintain sufficient clearance for airflow around the heat sink.
- Connect the three-phase power supply according to Schneider Electric wiring guidelines.
- Use shielded motor cables where electromagnetic compatibility is required.
- Configure motor parameters before commissioning.
- Connect Ethernet or Modbus communication for remote monitoring.
- Verify Safe Torque Off (STO) wiring before startup.
- Install appropriate circuit protection devices upstream of the drive.
- Perform motor auto-tuning to optimize control performance.
Correct commissioning improves motor efficiency, extends equipment life, and minimizes operational downtime.
Compatible System Components
The ATV630D37N4 is commonly integrated with:
- Schneider Electric Modicon M340 PLC
- Schneider Electric Modicon M580 PLC
- Schneider Electric EcoStruxure Machine Expert
- Schneider Electric EcoStruxure Control Expert
- Schneider Electric Harmony HMI Panels
- Schneider Electric Altivar Graphic Display Terminals
- Schneider Electric I/O Expansion Modules
- 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 together create a complete intelligent motor control solution capable of improving productivity, reducing energy costs, and enhancing overall system reliability.
Recommended Alternative Models
| Model | Product Type | Key Feature | Typical Application |
|---|---|---|---|
| ATV630D30N4 | Variable Speed Drive | 30 kW Output | Medium-Power Pump Systems |
| ATV630D45N4 | Variable Speed Drive | 45 kW Output | Large Industrial Fans |
| ATV650D37N4 | Process Variable Speed Drive | Advanced Process Functions | Oil & Gas, Mining |
| ATV930D37N4 | Machine Variable Speed Drive | High Dynamic Motion Control | Manufacturing Automation |
| ATV630D55N4 | Variable Speed Drive | 55 kW Capacity | Heavy Industrial Equipment |
Key Advantages
- High-efficiency 37 kW motor control
- Energy-saving Altivar Process technology
- Embedded Ethernet and Modbus communication
- Advanced vector motor control
- Integrated energy measurement dashboard
- Intelligent asset monitoring
- Safe Torque Off (STO) safety function
- Predictive maintenance support
- Excellent reliability in harsh industrial environments
- Fully compatible with Schneider Electric EcoStruxure architecture
Technical FAQs
What is the primary function of the ATV630D37N4?
The ATV630D37N4 controls the speed and torque of three-phase AC motors while improving energy efficiency, equipment reliability, and overall process performance.
Which motors can this drive control?
It is designed to operate both asynchronous induction motors and synchronous motors with a rated power of up to 37 kW (50 HP).
Does the ATV630D37N4 support industrial communication?
Yes. The drive includes built-in Ethernet, Modbus TCP, and Modbus Serial (RS-485) communication interfaces, allowing seamless integration with PLCs, SCADA platforms, and industrial automation networks.
Conclusion
The Schneider Electric ATV630D37N4 Variable Speed Drive is a powerful and energy-efficient motor control solution designed for modern industrial process automation. With support for 37 kW (50 HP) three-phase motors, an operating voltage of 380–480 V AC, integrated Ethernet, Modbus communication, Safe Torque Off (STO) functionality, and compact dimensions of 226 × 673 × 271 mm with a weight of 28.2 kg, this drive delivers outstanding control accuracy, operational reliability, and long-term energy savings.
Whether deployed in water treatment facilities, HVAC systems, mining operations, oil and gas installations, manufacturing plants, or large-scale process automation projects, the ATV630D37N4 provides intelligent motor control, advanced diagnostics, and dependable performance, making it an excellent choice for industrial applications requiring efficiency, flexibility, and continuous operation.