Marathon XRI®-SD Severe Duty Motor

50 HP, 3 Ph, 60 Hz, 460 V, 1200 RPM, 6P, 365T Frame, TEFC

Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007 IP55 enclosure on cast iron frames Inverter Duty 10:1 Variable Torque and 10:1 Constant Torque Class F Insulation 40C Max Ambient, 1.0SF on Inveter Power and 1.15SF on Sine Wave Power Standard F1, reversible to F2 assembly. Dual frame mounting holes. C-face addition may result in non-NEMA "BA" dim. For new "BA" dim consult chart found in modification section Hazardous Duty Division 2, Zone 2, Class I, Groups A,B,C,D, Temperature code T2B DE Roller Bearing For Belted Loads UL® Recognized & CSA certified and CE® Mark