ABB ACH580-01-03A4-4 1.1 kW Hvac Drive. ABB ACH580-01-03A4-4 is an ACH580 HVAC drive rated 1.1 kW, 380-480 V, frame R1. It is designed for air-handling units, chillers, cooling towers, pumps and ventilation fans, with ABB drive control and energy-efficient motor operation.