ABB ACH580-01-242A-6 180 kW HVAC drive. ABB ACH580-01-242A-6 is an ACH580 HVAC drive rated 180 kW, 242 A, 500-600 V, frame R9. It is designed for air-handling units, chillers, cooling towers, pumps and ventilation fans, with ABB drive control and energy-efficient motor operation.