The ABB ACH580-01-077A-4 is a HVAC drive designed for energy-efficient motor control. With a 60 hp variable torque rating, 77 A output, and accommodating 380-480 VAC input, it features sensorless vector control and built-in communication protocols. Its panel-mount design includes a keypad and adheres to NEMA 1 and IP21 standards. Manufacturer Part Number ACH580-01-077A-4 Item Number ACH580-01-077A-4 Manufacturer ABB Product Series ACH580 Family Series ABB HVAC Drives, ACH580 Series Nominal Input Voltage (AC) 347 VAC, 480 VAC Input Phase 3 HP (Variable Torque Rating) 60 hp Amps (Variable Torque Rating) 77 A Input Range Voltage (AC) 380-480 VAC Braking Type Dynamic Braking, Flux Braking Closed Loop No AC Line Regenerative No Operator Controls Keypad Included NEMA Rating NEMA 1 Motor Control-Max Level Open Loop Vector (Sensorless Vector) Mounting Panel Package ACH58001R4IP21 Height 25.04 " Width 7.99 " Depth 10.12 " Max Frequency 500 Hz Frame Size R4 IP Rating IP21 Comments Sensorless Vector Control For AC Induction And PM Motors, Built-in BACnet MS/TP, N2 & Modbus RTU Net Weight 0 lbs Gross Weight 0 lbs