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The Allen-Bradley 22B-D1P4H204 PowerFlex 40 drive is a compact, three-phase drive designed for effective motor speed control with power ratings up to 0.5 horsepower and a current rating of 14 amps. Operating at a frequency of 50 to 60 Hertz and a voltage of 480 Volts AC, this drive supports space-saving DIN rail and flange mounting options, and accommodates environments with ambient temperatures up to 40 degrees Celsius. It features RS-485 communication for seamless control and integration, and includes advanced functionalities such as a relay pre-charge limiting inrush current and an integral brake transistor for comprehensive performance across ungrounded systems.