The ATV38HD55kW is a 55 kW heavy-duty variable frequency drive (VFD) from the Altivar 38 series, designed for demanding industrial applications. It provides precise motor control, energy savings, and robust protection for three-phase asynchronous motors in harsh environments.
Specifications
Parameter Specification
Model ATV38HD55kW
Power Rating 55 kW / 75 HP
Output Current 110 A (continuous)
Supply Voltage 380-480V AC, 3-phase, 50/60 Hz
Control Modes V/F, sensorless vector control
Enclosure IP21 / IP54 (with optional kit)
Communication Built-in Modbus, optional fieldbus cards
Protection Motor overload, short circuit, ground fault, overvoltage
Braking Integrated DC injection braking
Ambient Temperature -10°C to +50°C (40°C full load)
Certifications CE, UL, cUL, ISO 9001