Marathon Motors Metric Motor, E666, 143TTTN6530, 1HP, 1800RPM, 575V, 3PH, 143T FR, TENVMarathon'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 HORSEPOWER1 ENCLOSURETENV FRAME143T MOUNTINGRigid PHASE3 MOTOR RPM 60Hz1800 VOLTAGE575 DUTYContinuous SERVICE FACTOR1.15 AMBIENT TEMP C40 WEIGHT57 ULRecognized Construction CSAY RPM RANGE1701-1800 MODEL NUMBER143TTTN6530 60 HERTZ kW0.75 BEARING-DRIVE-END6205 BEARING-OPP-DRIVE-END6203 FL EFFICIENCY0.855 INSULATION CLASSF FL AMPS1.2 KVA-CODEM ASSEMBLYF1 (F2 Modification Available) APPROVAL-CEN NEMA DESIGNB DRIVE END BEARING SIZE6205 OPPOSITE END BEARING SIZE6203 STARTING TYPELine or Inverter BRANDMarathon Motors MANUFACTURER PART #E666 ORIENTATIONHorizontal is_motorYes IP CODE54 INVERTER SPEED RANGEDivision 2 T2B ENCLOSURE TYPETotally Enclosed