Schneider ATV930D18N4 Variable Speed Drive

Product Introduction

The Schneider Electric ATV930D18N4 is a high-performance variable speed drive from the Altivar Process ATV900 series, designed specifically for demanding industrial process applications. It provides precise speed, torque, and energy control for both three-phase asynchronous motors and three-phase synchronous motors, enabling stable operation under fluctuating loads and complex process conditions.

This drive is engineered to support applications requiring either light overload capability up to 120% or heavy overload capability up to 150%, making it suitable for a wide range of industrial machinery and continuous process systems. With a rated supply voltage range of 380 to 480 VAC, the ATV930D18N4 integrates seamlessly into standard industrial power infrastructures.

The ATV930D18N4 emphasizes process optimization, energy efficiency, and system reliability. It incorporates advanced motor control algorithms, real-time diagnostics, and comprehensive communication capabilities, allowing it to function as a core component within modern automated production lines and distributed control systems.

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Product Specifications

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Applications

• Oil and gas processing systems, including pumps, compressors, and auxiliary equipment requiring precise torque control and stable operation

• Mining, mineral, and metal processing, where high overload capability and robust motor control are critical under variable load conditions

• Water treatment and wastewater facilities, supporting energy-efficient control of pumps, blowers, and mixers

• Food and beverage production lines, enabling accurate speed regulation and reliable continuous operation

• Industrial process automation systems, where integration with PLCs, DCS, and SCADA platforms is required

• Master/slave drive configurations, allowing coordinated control of mechanically coupled motors and complex drive architectures

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Advantages

• High overload tolerance, supporting both light-duty and heavy-duty industrial applications without compromising stability

• Advanced motor control algorithms, delivering precise speed regulation, smooth torque response, and reduced mechanical stress

• Energy optimization features, helping to reduce overall power consumption and operational costs in continuous processes

• Robust industrial design, suitable for harsh environments with demanding thermal and electrical conditions

• Flexible integration capability, allowing seamless communication with automation systems and industrial networks

• Comprehensive diagnostic and monitoring functions, enabling predictive maintenance and reduced unplanned downtime

FAQ

1. How does the ATV930D18N4 manage heavy load fluctuations during operation?
   The drive uses advanced vector control algorithms that dynamically adjust torque and speed in real time, maintaining stable motor performance even under sudden load changes.

2. Can this drive operate both synchronous and asynchronous motors without hardware modification?
   Yes, the ATV930D18N4 supports both motor types through configurable software parameters, eliminating the need for additional hardware.

3. What control strategies are available for precise motor regulation?
   The drive supports vector control and torque control methods, allowing high dynamic response and accurate speed regulation.

4. How does the drive contribute to energy efficiency in industrial processes?
   Integrated energy optimization functions adjust motor output based on real-time load demand, reducing unnecessary power consumption.

5. Is the ATV930D18N4 suitable for continuous operation environments?
   Yes, it is designed for continuous industrial operation, with thermal management and protective functions to ensure long-term stability.

6. How does the drive support system diagnostics and fault detection?
   The drive continuously monitors electrical, thermal, and operational parameters, providing detailed diagnostic data for maintenance personnel.

7. Can the drive be integrated into master/slave motor configurations?
   Yes, it supports synchronized control of multiple drives, enabling precise coordination in mechanically linked systems.

8. What protection mechanisms are built into the drive?
   The drive includes protection against overcurrent, overvoltage, undervoltage, overheating, and motor fault conditions.

9. How does the drive handle low-speed torque requirements?
   Advanced control algorithms ensure stable torque delivery even at low speeds, minimizing vibration and mechanical stress.

10. Is the drive compatible with modern industrial automation architectures?
    Yes, it is designed for integration with PLC, DCS, and SCADA systems through standard industrial communication interfaces.

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