The Allen-Bradley adjustable frequency unit 20AD011A3AYNANC0 requires 480 volts alternating current (AC) input, which can be one or three-phased. This module has a 5 horsepower output in heavy-duty mode and 7.5 horsepower output in normal duty mode. This module has a 5.5-ampere output current with a single-phase input, and 11 amperes with a 3 phase input. Furthermore, It comprises a NEMA /UL type enclosure that weighs roughly 15 pounds and measures 300 x 185 x 180 millimeters in size.