Overview
Mfr description
250HP 3600RPM W624 TEFC 460V 447/449TS
- Meets or exceeds NEMA Premium® efficiencies, except where noted
- NEMA Premium® models are in compliance with EISA2007
- Meets IEEE-841 standard for severe-duty applications
- 100% cast iron construction for rigidity and reduced vibration
- Rigid base
- Inpro/Seal® VBX® bearing isolators on drive end shaft extension TENV and on both ends of TEFC
- Provisions to add stub shaft for an encoder (182T-449T, TEFC only)
- Internal and external epoxy paint
- MAX GUARD® Class F insulation system
- Constant torque speed range is listed in CT SPEED RANGE column
- 1.15 Service factor on sinewave, 1.0 Service Factor on IGBT power
- Bearing caps (254T and larger)
- Precision balanced to .08”/sec
- Extended grease tubes, regreasable in service
- Brass drain and breather
- Meets General Motors GM 7E-TA Automotive-Duty
- Meets IEEE45 USCG Marine-Duty, API RPI4F for offshore platforms, IP56
- Meets NEMA MG1—1.26.6 Waterproof specification
- Hazardous Duty™ Division 2 CSA certification nameplate
- Division 2/Zone 2 Class I (gases), Groups A, B, C, D
- Meets temperature code T2B
- Actual test and vibration data supplied with each motor
- Ball bearings (except as noted)
- UL Recognized (through 449T) and CSA Certified and CE Marked
- Five-year warranty NOTE: Those motors marked with an asterisk (*) are Price On Request (POR) and have a minimum order quantity of five
Specifications
- Motor CategoryIEEE 841 Motor
- Motor Phase3 ph
- Motor Horsepower250 hp
- Description Keyword250 hp
- Synchronous Rpm3600 rpm
- Motor Supply Voltage460 V
- Frame Size447/449TS
- Enclosure TypeTEFC (Totally Enclosed Fan Cooled)
- Frequency Rating60 Hz
- Full Load Efficiency96.50 %
- Shaft Diameter2.3750 in
- Overall Length C Dimension47.94 in
- Mounting TypeRigid Base
- Service Factor1.15
- Frame MaterialCast Iron
- IP Rating56
- Standards MetUL, CSA
- Weight2700 lbs
- Manufacturer Product Page
- Manufacturer Upc Number722856022035
- UPC_NO722856022035
- Product TypeSevere Duty Motors
Compliance & Safety Data
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