ABB ACS880-204-0720A-7 860 kW IGBT supply module. ABB ACS880-204-0720A-7 is a current ACS880-204 air-cooled IGBT supply module rated 860 kW DC and 720 A at 525-690 V AC, using 2×R8i + BLCL-24-7. It converts the incoming three-phase AC supply to a controlled common DC bus for coordinated multidrive systems. Typical applications include cranes, conveyors, winders, paper machines, metals lines, marine systems and high-performance process machinery.