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The Allen-Bradley 150-A54NB-ND is a versatile motor controller from the SMC-2 series, designed to handle up to 54 Amperes and suitable for three-phase AC voltages ranging from 380 to 480 Volts at frequencies of 50 to 60 Hertz. This compact unit delivers robust performance with a capability of up to 22 kW at 380 Volts or 40 Hp at 460 Volts, making it ideal for various industrial applications. Featuring integrated Soft Start, Current Limit Start, and Full Voltage Start modes along with an adjustable Soft Stop function, the 150-A54NB-ND provides robust load control and optimization, all while offering interface capabilities to minimize panel space requirements. The device operates within a temperature range of 0 to 50 degrees Celsius and supports efficient heat dissipation at maximum output, ensuring reliable performance and reduced mechanical wear.