The ABB 3ABD00050553 is a low-voltage AC machinery drive module, rated 22 kW normal-use output at 45 A from a 380-480 V three-phase supply. It carries a heavy-duty rating of 18.5 kW at 38 A for constant-torque loads.
Normal-use output of 45 A (22 kW) is the figure for standard variable-torque applications like fans and pumps. The heavy-duty curve drops to 38 A (18.5 kW) — that is the rating to size against for constant-torque loads such as conveyors or positive-displacement pumps. A light-overload rating of 42.8 A (22 kW) sits between them, covering applications with occasional overload cycles. Pick the duty class that matches your load profile; the heavy-duty number is the conservative one for a motor that must hold torque through a stall condition.
Input and frame considerations
Input accepts 380-480 VAC three-phase, 47.5-63 Hz. Frame size R4 determines panel cutout and mounting hole pattern.