Catalog No - L455

449TTFS8028
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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 : 449TTFS8028 Catalog No : L455
Part Description : 250,1800,TEFC,449T,3/60/460 Category : Totally Enclosed Fan Cooled (TEFC)
Stock : No
Technical Specifications

Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (ft-lbs) Torque (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
No Load 85.00 29.0 0.00 0.0 1,800 250.00
1/3 1,600.00 552.0 1,100.00 149.0 600 250.00
Break-Down 900.00 310.0 1,650.00 224.0 1,750 65.0 250.00
Full Load 290.00 100.0 736.00 100.0 1,785 250.00
Locked-Rotor 1,650.00 569.0 1,250.00 170.0 0 30.0 250.00
Pull-Up 1,550.00 534.0 1,200.00 163.0 900 250.00
2/3 1,500.00 517.0 1,300.00 177.0 1,200 250.00
Load Characteristics

  • % of Rated Load
  • Current (Amps)
  • Rated Output (KW)
  • Efficiency (%)
  • Power Factor (%)
  • Speed (RPM)
  • Temp. Rise @ FL
  • Torque (ft-lb)
  • 0 %
  • 85.00
  • 6.000
  • 0.0
  • 9.0
  • 1,800
  • 0.0
  • 0.00
  • 25 %
  • 110.00
  • 52.000
  • 89.5
  • 59.0
  • 1,795
  • 50.0
  • 183.00
  • 50 %
  • 160.00
  • 99.500
  • 93.6
  • 78.0
  • 1,792
  • 45.0
  • 366.00
  • 75 %
  • 222.00
  • 148.000
  • 94.5
  • 83.5
  • 1,788
  • 0.0
  • 551.00
  • 100 %
  • 290.00
  • 196.000
  • 95.0
  • 85.0
  • 1,785
  • 80.0
  • 736.00
  • 115 %
  • 327.00
  • 221.000
  • 95.0
  • 85.0
  • 1,780
  • 110.0
  • 829.00
  • 125 %
  • 365.00
  • 246.000
  • 94.5
  • 84.5
  • 1,775
  • 0.0
  • 922.00