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The Allen-Bradley 150-A720NCD SMC Plus Smart Motor Controller is a robust solid-state controller designed for 3-phase squirrel-cage induction motors, offering versatile microprocessor-based control with three distinct operating modes: Soft Start with Selectable Kick-start, Current Limit Start, and Full Voltage Start. This controller supports a current rating of 720A and a power range of 5-600HP at an input voltage of 200-575V AC, accommodating a frequency of 50-60Hz. Featuring advanced protections such as DV/DT via an RC Snubber Network, transient protection with a 300J Metal Oxide Varistor, and operational integrity across varied environmental conditions, it effectively combines performance with reliability for demanding industrial applications.