ABB ACS580-01-027A-6 18.5 kW General-purpose drive. ABB ACS580-01-027A-6 is an ACS580 general-purpose drive rated 18.5 kW, 27 A, 500-600 V, frame R3. It is designed for pumps, fans, conveyors, compressors and process equipment, with ABB drive control and energy-efficient motor operation.