Marathon NEMA Premium XRI AC Motor Specifications

This document provides detailed specifications for Marathon NEMA Premium XRI high-efficiency three-phase AC motors, ranging from 1 to 500 HP at 1800 RPM, suitable for dusty or dirty environments requiring high cycle or long run times. It includes a technical data table with model numbers, frame sizes, full load amps, efficiency ratings, and footnotes covering variable torque, constant torque, VFD compatibility, and hazardous location certifications.