ABB ACH580-01-047A-2 11 kW HVAC drive. ABB ACH580-01-047A-2 is an ACH580 HVAC drive rated 11 kW, 47 A, 200-240 V, frame R3. It is designed for air-handling units, chillers, cooling towers, pumps and ventilation fans, with ABB drive control and energy-efficient motor operation.