The Schneider ATV320U40N4B is a DC motor drive unit from the Altivar 320 family. It is rated at 4kW and 5HP and has an input voltage range of 200-240V AC. The drive features U frames and has 2 analog inputs and 2 digital inputs or 2 analog outputs and 2 digital outputs, depending on the version. It is designed to protect motors from overload and short circuits and to provide a high degree of operational flexibility. It can be used in applications such as conveying, positioning, and packaging machinery. The unit is equipped with overmodulation protection and configurable voltage monitoring. The ATV320U40N4B is additionally equipped with a keypad, enabling users to easily configure and monitor parameters.