The ATV303HU22N4 Variable Speed Drive is a compact and efficient variable speed drive designed for three-phase 400V systems with a power rating of 2.2 kW. This drive provides reliable speed control for various industrial applications while incorporating essential protection features that ensure operational safety and longevity. A key characteristic of it is its integrated power supply system, which includes a 19-30V DC source capable of delivering 100 mA for logic inputs, complete with both overload and short-circuit protection. This built-in functionality simplifies installation and reduces the need for external components.

The drive further demonstrates its versatility through an additional internal power supply designed specifically for reference potentiometers. The ATV303HU22N4 Variable speed drive provides a stable 10-10.8V DC output at 10 mA, suitable for potentiometers ranging from 2.2 to 10 kOhm, with the same comprehensive overload and short-circuit protection. This attention to detail in the Schneider Motor Drives ATV303HU22N4 design ensures reliable operation across various control scenarios while maintaining system integrity.

Engineered with user convenience in mind, the ATV303HU22N4  Drive Schneider exemplifies practical innovation through its integrated power supplies that eliminate the need for external power sources for basic control functions. The drive's protection mechanisms safeguard connected components, reducing maintenance requirements and enhancing overall system reliability. These features make the SCHNEIDER ATV303HU22N4 particularly valuable in applications where space constraints and simplified wiring are important considerations.

With its balanced combination of performance, protection, and integration capabilities, the Schneider Electric ATV303HU22N4 represents an optimal solution for applications requiring precise motor control without complex external circuitry. The drive's design philosophy focuses on delivering essential functionality in a compact form factor, making it suitable for various industrial and commercial applications where reliable variable speed operation is paramount.