In the world of industrial automation, having a reliable and versatile variable speed drive is crucial for optimizing the performance of machinery. The SCHNEIDER ATV31HU22N4A from the Altivar 31 series is one such drive that has served a wide array of applications. 

Key Parameters and Data

The ATV31HU22N4A is designed for robust three-phase industrial applications. It boasts a rated power of 2.2 kW, making it suitable for motors of the same power rating . This drive operates on a three-phase AC voltage supply of 380V , which is a standard in many industrial settings. For control, it utilizes a V/F control method , providing a solid balance of performance and simplicity for various applications.

Communication is a strong suit of this model, as it comes with integrated Modbus and CANopen industrial bus protocols as standard . This allows for seamless integration into factory communication networks. Furthermore, it includes a built-in Class A EMC filter , which helps in reducing electromagnetic interference and simplifies installation by ensuring compliance with relevant EMC standards.

Notable Features

• Compact and Robust Design: The drive is built to be compact, allowing multiple units to be installed side-by-side, which saves valuable panel space . Its construction is designed for reliability in demanding industrial environments.

• Versatile I/O Configuration: It offers a flexible set of inputs and outputs to connect with various control elements. This includes 6 logic inputs, 3 analog inputs, 1 logic/analog output, and 2 relay outputs , providing great flexibility for system integration.

• Advanced Functional Capabilities: The ATV31HU22N4A is packed with features that enhance its application range. These include programmable acceleration and deceleration ramps, 16 pre-set speeds, and a PI regulator for process control tasks like maintaining pressure or flow . It also supports functions like flying start for restarting rotating motors and a braking control sequence .

• User-Friendly Interface: This model is equipped with a display and menu navigation keys, making it easier to set up parameters and monitor drive status .

Common Applications

Thanks to its balanced feature set and reliability, the SCHNEIDER ATV31HU22N4A finds its place in numerous general-purpose machines. You will often see it deployed in:

• Material Handling Systems: It is an excellent choice for powering small conveyor belts and elevators .

• Packaging and Filling Machinery: The drive provides the precise speed control needed for efficient packaging and filling operations .

• Specialized Industrial Machinery: It is commonly used in a wide range of equipment such as mixers, agitators, textile machines, printing presses, and machine tools .

• Pump and Fan Applications: While versatile for many applications, it is also capable of handling variable torque loads found in pumps and fans .

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In summary, the SCHNEIDER ATV31HU22N4A is a robust and flexible variable speed drive that combines essential control features with straightforward integration capabilities. Its 2.2 kW power rating and comprehensive functionality make it a dependable component in countless industrial automation systems, driving productivity and efficiency across various sectors.