Motion
449TTFS16426AA

MARATHON ELECTRIC
449TTFS16426AA

General Purpose Motor - 250 hp, 1800 rpm, 3 ph, 575 V, 449 Frame, TEFC (Totally Enclosed Fan Cooled) Enclosure, 60 Hz, 1785 rpm Base, Rigid Base Mount, Continuous Duty
MI ITEM #07673986
MFR #449TTFS16426AA
List Price$46,114.61/each
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MARATHON ELECTRIC
449TTFS16426AA

General Purpose Motor - 250 hp, 1800 rpm, 3 ph, 575 V, 449 Frame, TEFC (Totally Enclosed Fan Cooled) Enclosure, 60 Hz, 1785 rpm Base, Rigid Base Mount, Continuous Duty
MI ITEM #07673986
MFR #449TTFS16426AA

Availability:
In Stock
Factory Order
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List Price$46,114.61/each for your price

Overview

Mfr description
250HP 1800RPM E329 TEFC 575V 447/449T
  • Meets or exceeds NEMA Premium® efficiencies
  • Inverter duty 10:1 variable torque and Constant torque, as noted
  • 1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
  • Motor will accept a C-face kit
  • Class F insulation
  • Roller bearing on shaft end for belted load only

Specifications

  • Motor Phase
    3 ph
  • Motor Horsepower
    250 hp
  • Synchronous Rpm
    1800 rpm
  • Motor Supply Voltage
    575 V
  • Frame Size
    449
  • Enclosure Type
    TEFC (Totally Enclosed Fan Cooled)
  • Frequency Rating
    60 Hz
  • Base RPM
    1785 rpm
  • Assembly Box Mounting
    F1/F2 CAPABLE
  • Duty Condition Type
    Continuous Duty
  • Mounting Type
    Rigid Base
  • Thermal Protection
    No
  • Full Load Amps
    228.0 A
  • Full Load Current
    228.00 A
  • Electrical Type
    Squirrel Cage Inverter Rated
  • Full Load Efficiency
    96.5 %
  • KVA Code
    G
  • kW
    187 kW
  • Motor Orientation
    Horizontal
  • Motor Poles
    4
  • Number Of Speeds
    1
  • Starting Method
    Line Or Inverter
  • Description Keyword
    250 hp
  • Shaft Diameter
    3.3750 in
  • Shaft Rotation
    Reversible
  • Shaft Type
    T
  • Motor Length Less Shaft
    28.77 in
  • Ambient Temperature Range
    40 °C
  • Opposite Drive End Bearing Type
    Ball
  • Type Of Bearing
    Ball Bearing
  • NEMA Design Class
    B
  • Service Factor
    1.15
  • Frame Material
    Cast Iron
  • Insulation Class
    F
  • IP Rating
    43
  • Standards Met
    CE, CSA, UL
  • Motor Design Code
    B
  • Drive End Bearing Size
    NU319
  • Type of Bearing
    Ball
  • Opposite Drive End Bearing Size
    6318
  • Overload Protector
    No Overload Protector
  • Weight
    2850 lbs
  • Manufacturer Upc Number
    722856051066
  • Manufacturer Product Page
  • Technical Specifications
    250 HP General Purpose Motor, 3 phase, 1800 RPM, 575 V, 449T Frame, TEFC
  • Storage Dimension Height
    46.00 in
  • Storage Dimension Width
    56.00 in
  • Storage Dimension Length
    34.00 in
  • Spec Sheet
    250 HP General Purpose Motor, 3 phase, 1800 RPM, 575 V, 449T Frame, TEFC
  • Wiring Diagram
  • 2D Drawing
  • Opposite Drive End Bearing
    Ball
  • Product Type
    General Purpose Motors

Compliance & Safety Data

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