The Schneider Electric ATV930D55N4C is a 55 kW (75 HP), 3-phase 400V AC premium process variable frequency drive from the Altivar Process ATV930 series. This high-performance drive is engineered for critical infrastructure and demanding process applications (e.g., water treatment, HVAC, industrial processes) with a focus on extreme energy efficiency, embedded safety, and advanced connectivity. The model features integrated Ethernet communication, embedded safety functions (STO/SS1/SLS), and an embedded web server.