Marathon Motors Premium Efficiency Motor, E238, 20HP, 1200RPM, 230/460V, 3PH, 286T FR, TEFCMarathon's XRI Premium Efficiency motors are designed to conserve energy over extended time periods. These premium efficiency designs are available in both Totally Enclosed Fan Cooled and Open Drip Proof construction. Product Specifications HORSEPOWER20 ENCLOSURETEFC FRAME286T MOUNTINGRigid NAMEPLATE RPM1200 PHASE3 MOTOR RPM 60Hz1200 VOLTAGE230/460 DUTYContinuous SERVICE FACTOR1.15 AMBIENT TEMP C40 WEIGHT498 ULRecognized Construction CSAY RPM RANGE1101-1200 MODEL NUMBER286TTFNA6076 BEARING-DRIVE-END6311 60 HERTZ kW14.9 BEARING-OPP-DRIVE-END6210 FL EFFICIENCY91.7 INSULATION CLASSF FL AMPS53.5/26.8 KVA-CODEG NEMA DESIGNB APPROVAL-CEY ASSEMBLYF1 (F2 Modification Available) DRIVE END BEARING SIZE6311 OPPOSITE END BEARING SIZE6210 STARTING TYPEAcross The Line BRANDMarathon Motors MANUFACTURER PART #E238 ORIENTATIONHorizontal is_motorYes IP CODE43 ENCLOSURE TYPETotally Enclosed