ABB ACH580-01-03A9-6 2.2 kW HVAC drive. ABB ACH580-01-03A9-6 is an ACH580 HVAC drive rated 2.2 kW, 3.9 A, 500-600 V, frame R2. It is designed for air-handling units, chillers, cooling towers, pumps and ventilation fans, with ABB drive control and energy-efficient motor operation.