General Purpose, 3-Phase Motor: 20HP, 1775 RPM, Totally-Enclosed Fan-Cooled (TEFC) Enclosure, 256 Frame, Rigid Mount, 208-230/460V, 3PH, 60HZ, Name Plate Amps 54-49/24.5, Continuous duty, 1.25 Service Factor, No thermal protection, Efficiency: 93, Efficiency Type: NEMA Premium, Ambient 40 C, Reverse Rotation.Totally enclosed fan cooled (TEFC) enclosure has no vent openings, and is tightly enclosed to prevent the free exchange of air, but is not airtight. An external fan is an integral part of the motor and provides cooling by blowing air around the outside frame of the motor. Suitable for use where exposed to dirt or dampness, but NOT very moist or hazardous (explosive) locations.Rigid base allows motor to be rigidly mounted on equipment.Click here to see our full selection of Motor Controls and Drives. Product Specifications HORSEPOWER20 ENCLOSURETEFC FRAME256TC MOUNTINGC-Face Rigid NAMEPLATE RPM1775 PHASE3 MOTOR RPM 60Hz1775 VOLTAGE208-230/460 HERTZ60 DUTYContinuous SERVICE FACTOR1.25 THERMAL PROTECTIONNo EFFICIENCY TYPENEMA Premium EFFICIENCY93 AMBIENT TEMP C40 ROTATIONCCW/CW WEIGHT325 ULV-INS, CONST UL REC CSAN LEESON MODEL NO.C256T17FK8AA UPC69172034997 RPM RANGE1701-1800 COMPATIBLE WITH/REPLACES - 1Baldor CEM2334T, WEG 02018ET3E256TC BEARING-DRIVE-ENDNONE FL AMPS54-49/24.5 BRANDLeeson MANUFACTURER PART #171589.60 is_motorYes DESIGNSq Cage Inductor Run ENCLOSURE TYPETotally Enclosed FRAME MATERIALCast Iron