Catalog No - L471

449TTFS18105
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Features
  • Frame constructions are heavy gauge steel or Aluminum, as noted
  • 1.15 Service Factor
  • Nameplated 60/50 hertz at next lowest horsepower
  • Will accept C-Face Kits as noted, also see Accessories section
  • Severe duty kits available, see Accessories section
  • Shaft slinger, Regreasable bearings (182T and larger), lead lugs (364T and larger), and bearing caps on 444T and larger
  • Ball Bearings, except where noted
  • UL Recognized and CSA Certified
  • Two year warranty on EISA efficient motors (bold blue Catalog Numbers)
Discontinued

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General Specifications

Model : 449TTFS18105 Catalog No : L471
Part Description : 250,900,TEFC,449TZ,3/60/460 PWS/YD Category : Totally Enclosed Fan Cooled (TEFC)
Stock : No
Technical Specifications

Electrical Type : SQ CAGE IND RUN Starting Method : PWS & YDRUN
Poles : 8 Rotation : REV
Mounting : RIGID Motor Orientation : HORIZONTAL
Drive End Bearing : ROLLER Opp Drive End Bearing : BALL
Frame Material : CAST IRON Shaft Type : SGL SPL EXT
Overall Length : 56.79 in Frame Length : 28.75 in
Shaft Diameter : 3.38 in Shaft Extension : 4.75 in
Assembly/Box Mounting : F1/F2 CAPABLE UPC : 722856014986
Weight : 3,586.00 LB
Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (ft-lbs) Torque (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
Pull-Up 1,400.00 424.0 1,750.00 118.0 450 250.00
Locked-Rotor 1,575.00 477.0 1,925.00 130.0 0 24.0 250.00
Full Load 330.00 100.0 1,478.00 100.0 890 250.00
1/3 1,500.00 455.0 1,750.00 118.0 300 250.00
No Load 135.00 41.0 0.00 0.0 900 250.00
Break-Down 825.00 250.0 2,700.00 183.0 865 59.0 250.00
2/3 1,250.00 379.0 1,900.00 129.0 600 250.00
Load Characteristics

  • % of Rated Load
  • Current (Amps)
  • Rated Output (KW)
  • Efficiency (%)
  • Power Factor (%)
  • Speed (RPM)
  • Temp. Rise @ FL
  • Torque (ft-lb)
  • 0 %
  • 135.00
  • 5.500
  • 0.0
  • 3.5
  • 900
  • 0.0
  • 0.00
  • 25 %
  • 155.00
  • 51.000
  • 91.0
  • 41.0
  • 898
  • 0.0
  • 366.00
  • 50 %
  • 200.00
  • 99.000
  • 94.1
  • 62.0
  • 895
  • 0.0
  • 734.00
  • 75 %
  • 260.00
  • 148.000
  • 94.5
  • 71.5
  • 892
  • 0.0
  • 1,105.00
  • 100 %
  • 330.00
  • 197.000
  • 94.5
  • 75.0
  • 890
  • 100.0
  • 1,478.00
  • 115 %
  • 375.00
  • 228.000
  • 94.1
  • 76.0
  • 888
  • 0.0
  • 1,704.00
  • 125 %
  • 412.00
  • 248.000
  • 93.6
  • 76.0
  • 885
  • 0.0
  • 1,856.00