The Allen-Bradley 22B-E019N104 PowerFlex 40 is an advanced Adjustable Frequency AC Drive designed for optimal motor speed control in applications such as fans, conveyors, and machine tools. This compact drive supports a 460-600V AC three-phase input, delivering 19 A current with a power output of 11 kW (15Hp). Its versatile installation options, including DIN rail or panel mount, and the Zero Stacking feature, allow for efficient space utilization in environments up to 50 °C. With V/Hz and sensorless vector control, it offers precise speed regulation and high torque across all speed ranges while integrating various control features like PID, Timer, and Counter for cost efficiency. The drive boasts an intuitive user interface with a 4-digit display and RS-485 port, supporting enhanced communication options via optional network cards. Enclosed in an IP20, NEMA/UL Open standard case, it ensures protection against particulates, with an IP30 upgrade available for added security. Additionally, the integral brake transistor enables dynamic braking, enhancing the drive's performance capabilities.