The 505534 current armature transformer is part of Allen-Bradley's 1395 spare parts series, engineered to deliver versatile power and speed control solutions. It accommodates an impressive input voltage range of 150 to 460 Volts AC and manages input power from 1.5 kVA to 660 kVA, while providing an output of 1 to 300 Horsepower with current levels between 3.6 and 980 Amperes. Featuring a field voltage of 120 to 150 Volts DC and 230 Volts AC, this component includes advanced field control with a 6:1 speed range, along with encoder or DC tach feedback options, ensuring efficient performance in both regenerative and non-regenerative modes. Additionally, the 505534 is equipped with a programmable energy-saving mode, phase sequence armature firing, and comprehensive protection features, including tapered current limit and instantaneous overcurrent protection, all designed for optimized operation and precise control.