Marathon XRI 4N1 General Purpose Three-Phase Motor Specifications

This document provides detailed specifications, performance data, and part numbers for Marathon XRI 4N1 general purpose, three-phase, totally enclosed motors with C-face footed rigid and removable bases. It includes features such as NEMA Premium efficiency (with exceptions), ball bearings, Class F insulation, and application notes for machine tools, conveyors, pumps, and fans.