ABB ACS880-14-0640A-5 450 kW regenerative drive module. ABB ACS880-14-0640A-5 is a current ACS880 regenerative drive module rated 450 kW and 640 A at 380-500 V AC, using R8i + BLCL + R8i. It returns braking energy to the supply network and supports continuous regenerative operation. ABB Direct Torque Control, Safe Torque Off and flexible industrial communications support demanding crane, mining, metals, cement, marine, oil and gas, test-bench and process applications across industrial applications.