Marathon Motors Metric Motor, E681, 405TTFS6538, 100HP, 1800RPM, 575V, 3PH, 405T FR, TEFCMarathon's extensive line of 575 Volts, General Purpose motors are available in Open Drip-proof and TEFC construction in three phase. Horsepower sizes available from stock range from 1/2 HP through 100 HP. Product Specifications HORSEPOWER100 ENCLOSURETEFC FRAME405T MOUNTINGRigid PHASE3 MOTOR RPM 60Hz1800 VOLTAGE575 DUTYContinuous SERVICE FACTOR1.15 AMBIENT TEMP C40 WEIGHT1349 ULRecognized Construction CSAY RPM RANGE1701-1800 MODEL NUMBER405TTFS6538 BEARING-DRIVE-END6316 60 HERTZ kW75 BEARING-OPP-DRIVE-END6313 FL EFFICIENCY0.954 INSULATION CLASSF FL AMPS90.5 KVA-CODEF NEMA DESIGNB APPROVAL-CEY ASSEMBLYF1 (F2 Modification Available) DRIVE END BEARING SIZE6316 OPPOSITE END BEARING SIZE6313 STARTING TYPELine or Inverter BRANDMarathon Motors MANUFACTURER PART #E681 ORIENTATIONHorizontal is_motorYes IP CODE54 INVERTER SPEED RANGEDivision 2 T2B ENCLOSURE TYPETotally Enclosed