Baldor-Reliance Motor, 7.5HP,1770RPM,3PH,60HZ,213T,3733M,OPSB,FFeatures:Heavy duty framesBall bearingsMoisture resistant ISR® (Inverter Spike Resistant) copper windingsLow-loss electrical lamination grade steelThree year warranty.Typical Applications:Typical applications include operations where continuous or frequent duty is required. Super-E Motors are designed to conserve energy over extended time periods. Inverter rated per NEMA MG1 Part 31.4.4.2. Suitable for variable torque applications and 20:1 constant torque speed range with properly sized and adjusted variable frequency drives. Product Specifications HORSEPOWER7 1/2 ENCLOSUREOPSB FRAME213T MOUNTINGRigid NAMEPLATE RPM1770 PHASE3 MOTOR RPM 60Hz1770 VOLTAGE208-230/460 HERTZ60 SERVICE FACTOR1.15 AMBIENT TEMP C40 WEIGHT117 RPM RANGE1701-1800 DESIGN CODEA BEARING-DRIVE-END6307 BEARING-OPP-DRIVE-END6206 FL EFFICIENCY91 INSULATION CLASSF FL AMPS20.4-19.4/9.7 KVA-CODEJ 208V AMPS-- BRANDBaldor-Reliance MANUFACTURER PART #EM3311T DOE-CODE010A is_motorYes ENCLOSURE TYPEOpen/Drip Proof POWER-FACTOR79 DRIVE END FLANGEStandard C-DIMENSION INCHES16.32 SERIAL-NUMBER-- POLES4 SPEC. NUMBER37F614S520G1