Marathon Motors, U445A, 50HP, 3600RPM, 230/460V, 3PH, 324TSC FR, DPMarathon Motors are designed meet the new Energy Efficient standards. These Motors are available in both Totally Enclosed Fan Cooled and Open Drip Proof construction. Horsepower ranges from 1/3 - 400 Hp. Product Specifications HORSEPOWER50 ENCLOSUREDP FRAME324TSC MOUNTINGC-Face Rigid NAMEPLATE RPM3600 PHASE3 MOTOR RPM 60Hz3600 VOLTAGE230/460 HERTZ60 DUTYContinuous SERVICE FACTOR1.15 AMBIENT TEMP C40 WEIGHT477 ULRecognized Construction CSAY RPM RANGE3001-3600 MODEL NUMBER324TSTDP16002 BEARING-DRIVE-END6312 60 HERTZ kW37 BEARING-OPP-DRIVE-END6311 FL EFFICIENCY93.6 INSULATION CLASSF FL AMPS112/56 KVA-CODEG 50 Hertz FL eFF-- NEMA DESIGNB APPROVAL-CEY ASSEMBLYF1 (F2 Modification Available) DRIVE END BEARING SIZE6312 OPPOSITE END BEARING SIZE6311 STARTING TYPEPWS(LV Only) & YDRUN BRANDMarathon Motors MANUFACTURER PART #U445A ORIENTATIONHorizontal is_motorYes IP CODE12 ENCLOSURE TYPEOpen/Drip Proof