Brand: Marathon

SKU: 286TTFNA6876

Marathon 286TTFNA6876, Severe Duty Motor, 20 HP, 230/460 Volts, 26.8 Amps, 3 Phase, 1175 RPM, 60 Hz, TEFC Enclosure, 286T Frame, Rigid Base, Cast Iron Frame, Catalog No: E486

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Marathon Severe Duty Motor

The Marathon brand has a developed reputation for conservative motor designs and highly engineered products used in a vast array of commercial and industrial applications around the world. We build on our legacy of innovative and efficient motor designs by the joining of magnetic and motor into a single leading technology. This allows for unparalleled power densities, unprecedented performance, and unmatched efficiencies.

  • Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
  • Meets IEEE45 USCG Marine Duty, IP54 Construction, Meets Ford EM1 Automotive Duty Specification
  • Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
  • 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
  • Key Features:

    Brand
    Marathon
    Catalog No
    E486
    Product Type
    Severe Duty Motor
    Efficiency @ 100% Load
    91.70%
    Duty Rating
    Continous
    Overload Protector
    No
    Description

    Marathon Severe Duty Motor

    The Marathon brand has a developed reputation for conservative motor designs and highly engineered products used in a vast array of commercial and industrial applications around the world. We build on our legacy of innovative and efficient motor designs by the joining of magnetic and motor into a single leading technology. This allows for unparalleled power densities, unprecedented performance, and unmatched efficiencies.

  • Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
  • Meets IEEE45 USCG Marine Duty, IP54 Construction, Meets Ford EM1 Automotive Duty Specification
  • Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
  • 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
  • Specifications
    Brand Marathon
    Catalog No E486
    Product Type Severe Duty Motor
    Horsepower 20 HP
    Voltage 230/460 Volts
    Phase 3
    Output KW 14.9 kW
    Frequency 60 Hz
    Speed 1175 RPM
    Current 26.8 Amps
    Enclosure TEFC
    Frame Size 286T
    Motor Orientation Horizontal
    Number of Poles 6
    Mounting Type Rigid Base
    Frame Material Cast Iron
    Overall Length 27.71 in
    Service Factor 1.15
    Efficiency @ 100% Load 91.70%
    Duty Rating Continous
    Overload Protector No
    Electrical Type Squirrel Cage Inverter Rated
    Starting Method Line Or Inverter
    Design Code B
    KVA Code G
    Frame Length 14.25 in
    Shaft Diameter 1.875 in
    Insulation Class F
    Opp Drive End Bearing Ball
    Drive End Bearing Ball
    Shaft Extension Location 4.82 in
    Shaft Rotation Reversible
    Shaft Type T
    Ambient Temperature 40 °C
    Agency Approvals CSA, CE, UL
    Manuals
    Reviews

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    You're reviewing: Marathon 286TTFNA6876, Severe Duty Motor, 20 HP, 230/460 Volts, 26.8 Amps, 3 Phase, 1175 RPM, 60 Hz, TEFC Enclosure, 286T Frame, Rigid Base, Cast Iron Frame, Catalog No: E486
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