Baldor-Reliance Motor, 20HP,3510RPM,3PH,60HZ,254T,3932M,OPSB,F1Features: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 HORSEPOWER20 ENCLOSUREOPSB FRAME254T MOUNTINGRigid NAMEPLATE RPM3510 PHASE3 MOTOR RPM 60Hz3510 VOLTAGE230/460 HERTZ60 SERVICE FACTOR1.15 AMBIENT TEMP C40 WEIGHT206 RPM RANGE3001-3600 DESIGN CODEB BEARING-DRIVE-END6309 BEARING-OPP-DRIVE-END6208 FL EFFICIENCY91 INSULATION CLASSF FL AMPS47/23.5 KVA-CODEG 208V AMPS51 BRANDBaldor-Reliance DOE-CODE010A MANUFACTURER PART #EM2514T is_motorYes ENCLOSURE TYPEOpen/Drip Proof POWER-FACTOR88 DRIVE END FLANGEStandard C-DIMENSION INCHES21.69 SERIAL-NUMBER-- POLES2 SPEC. NUMBER39K057X101G1