Allen Bradley 1391B-AA45-A06 3PH 45AMP 230V 50/60HZ Servo Controller
The 1391 Allen Bradley Servo Drive now exists in two different version the series A and series B. They come with standard features such as: input protected against transient voltage and standard 300V DC power bus supply that includes an integral shunt regulator. Some options or modifications include Contactor Auxiliary switch, current or torque amplifier operation, and external shunt regulator resistor.
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