Technical Parameters Parameter Specification Drive Type Variable Frequency Drive (VFD) Model / Series ACS380‑040S‑045A‑4 Drive Family ABB ACS380 Series Input Voltage 3‑phase 380–480 V AC Input Frequency 50 / 60 Hz Output Voltage Three‑phase 380–480 V AC Rated Output Current (Normal Use) 45 A Rated Output Current (Light Overload) ~42.8 A Rated Output Current (Heavy Duty) ~38 A Rated Output Power (IEC) 22.0 kW Rated Output Power (Light Overload) 22.0 kW Rated Output Power (Heavy Duty) ~18.5 kW Apparent Power Output ~31 kVA Control Method Sensorless vector (open loop) and V/f Frequency Range 0–500 Hz Protection Rating IP20 (open type) Enclosure / Mounting Open‑type, panel/machine mount Frame Size R4 (larger compact module) Operator Interface Built‑in keypad/display Safety Function Safe Torque Off (STO) Communications RS‑485 Modbus RTU; optional fieldbus modules available Inputs / Outputs Digital and analog I/O (varies by configuration) Cooling Internal fan Typical Applications Industrial automation, conveyors, pumps, fans, compressors Standards Compliance Designed to meet IEC/EN drive and safety standards Enclosure Protection Suitable for indoor panel mounting