Schneider Electric ATV21HU40N4: Altivar 21 Variable Speed Drive

The Schneider Electric ATV21HU40N4 is a high-performance variable speed drive specifically engineered for the control and optimization of three-phase motors across a variety of industrial applications. This advanced AC drive is particularly well-suited for environments such as HVAC systems, water treatment facilities, and manufacturing processes, where efficiency and precise motor management are critical.

Operational Benefits and Performance Characteristics

Operating within a voltage range of 380-480 V, the ATV21HU40N4 is compatible with standard industrial power systems and supports an input frequency of 50/60 Hz. Its output frequency range of 0.5 to 200 Hz allows for exceptional versatility in speed regulation, enabling engineers to fine-tune motor performance according to specific operational demands.

The drive incorporates an EMC Class A filter, ensuring compliance with electromagnetic compatibility standards, which is essential in minimizing electrical interference in sensitive industrial environments. With an IP20 protection rating, the ATV21HU40N4 is designed for indoor use, providing reliable performance while safeguarding against solid objects in controlled settings.

User-friendly programming and monitoring capabilities are facilitated by an intuitive interface, allowing technicians to easily set parameters and oversee motor operations. Advanced motor control functions, including torque regulation and acceleration/deceleration management, contribute to smoother operation, which is vital for applications requiring precise control, such as conveyor systems and processing equipment.

Practical Applications

The ATV21HU40N4 is tailored for a wide range of applications, including:

- HVAC Systems: It enables precise control of pumps, fans, and compressors, optimizing airflow and energy efficiency, which is crucial for maintaining environmental comfort and reducing operational costs.

- Water and Wastewater Treatment: The drive effectively manages pumps and mixers, ensuring consistent and reliable performance in processes that require stringent control over fluid dynamics and treatment cycles.

- Industrial Machinery: By enhancing the operation of conveyors, lifts, and processing equipment, the ATV21HU40N4 improves throughput and operational efficiency, addressing common engineering challenges related to load variability and system responsiveness.

By providing precise speed control, the ATV21HU40N4 significantly reduces energy consumption and lowers operating costs, while also extending the lifespan of motor-driven systems. This makes it an invaluable asset for engineers and technicians seeking to enhance the efficiency and reliability of their operations.

Conclusion

In summary, the Schneider Electric ATV21HU40N4 variable speed drive stands out