The Schneider Electric ATV312HU22N4 is a 2.2kW (3HP) frequency inverter for 380-500V three-phase motors. It offers reliable speed control and Modbus connectivity in a compact IP20 housing.
The Schneider Electric ATV312HU22N4 is a compact frequency inverter designed for three-phase asynchronous motors. This 2.2kW drive operates reliably within a voltage range of 380V to 500V. It belongs to the Altivar 312 family, which engineers value for its simple integration and robustness. Furthermore, the unit provides consistent torque and speed regulation for diverse small-scale industrial processes. The drive serves as an efficient solution for enhancing motor performance and reducing energy consumption.
| Feature | Technical Detail |
| Manufacturer | Schneider Electric |
| Model Number | ATV312HU22N4 |
| Motor Power | 2.2 kW (3 HP) |
| Input Voltage | 380…500 V AC |
| Output Current | 7.1 A at 400 V |
| Transient Torque | 170…200% of nominal motor torque |
| Protection Rating | IP20 |
| Integrated Port | Modbus and CANopen |
Operational flexibility improves significantly with the addition of the VW3A1101 graphic display terminal. This optional module provides a rich text interface for deep parameter configuration. When users install this terminal, they gain access to a multi-function jog dial. This dial allows for quick menu navigation and precise speed reference adjustments. Additionally, the unit features dedicated RUN and STOP/RESET keys for direct manual control. Operators must use only approved display modules to ensure safe and accurate command execution.
The ATV312HU22N4 incorporates various hardware safeguards to protect the motor and drive electronics. It monitors for overcurrent, overvoltage, and thermal overload conditions during operation. Moreover, its compact frame saves valuable space inside electrical control cabinets. The drive supports side-by-side mounting to further optimize the installation footprint. Integrated communication protocols allow the unit to link seamlessly with PLC systems and industrial networks. This connectivity facilitates real-time monitoring and remote diagnostics in automated facilities.
Industrial facilities utilize the ATV312HU22N4 for a wide range of basic machine functions. It excels in managing small conveyor systems, packaging machines, and mixers. Furthermore, the drive provides excellent regulation for centrifugal pumps and ventilation fans. Its high starting torque makes it suitable for material handling equipment. Consequently, the Altivar 312 remains a preferred choice for machine builders and plant maintenance teams. It delivers a perfect balance of performance, simplicity, and long-term reliability.
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