Catalog No - E198

256TTDX4326
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Features
  • NEMA JM pump shaft dimensions
  • JMV frame includes drip cover for vertical mount without base
  • JM frame has rigid base, drip cover not included
  • Ball bearings, mechanically locked on shaft end
  • Continuous duty
  • 1.15 Service Factor
  • UL Recognized and CSA Certified
  • UL Listed for Fire Pump applications (except as noted)
Discontinued

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General Specifications

Model : 256TTDX4326 Catalog No : E198
Part Description : 20,1800,DP,256JM,3/60/575 Category : JM
Stock : No
Technical Specifications

Electrical Type : Squirrel Cage Induction Run Starting Method : Across The Line
Poles : 4 Rotation : Reversible
Mounting : Rigid Base Motor Orientation : Horizontal
Drive End Bearing : Ball Opp Drive End Bearing : Ball
Frame Material : Rolled Steel Shaft Type : JM
Overall Length : 24.17 in Frame Length : 15.15 in
Shaft Diameter : 1.25 in Shaft Extension : 5.25 in
Assembly/Box Mounting : F1/F2 Capable UPC : 722856033741
Weight : 238.00 LB
Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (ft-lbs) Torque (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
Full Load 26.00 100.0 59.50 100.0 1,760 20.00
No Load 12.00 46.0 0.00 0.0 1,800 20.00
Break-Down 100.00 385.0 175.00 294.0 1,625 70.0 20.00
2/3 120.00 462.0 155.00 261.0 1,200 20.00
1/3 145.00 558.0 130.00 218.0 600 20.00
Locked-Rotor 160.00 615.0 145.00 244.0 0 43.0 20.00
Pull-Up 135.00 519.0 140.00 235.0 900 20.00
Load Characteristics

  • % of Rated Load
  • Current (Amps)
  • Rated Output (KW)
  • Efficiency (%)
  • Power Factor (%)
  • Speed (RPM)
  • Temp. Rise @ FL
  • Torque (ft-lb)
  • 0 %
  • 9.60
  • 0.500
  • 0.0
  • 5.5
  • 1,800
  • 0.0
  • 0.00
  • 25 %
  • 10.40
  • 4.500
  • 86.0
  • 41.5
  • 1,790
  • 0.0
  • 15.00
  • 50 %
  • 13.20
  • 8.000
  • 90.2
  • 63.0
  • 1,785
  • 0.0
  • 29.50
  • 75 %
  • 16.40
  • 12.500
  • 91.7
  • 74.0
  • 1,770
  • 0.0
  • 44.50
  • 100 %
  • 20.80
  • 16.500
  • 91.0
  • 79.3
  • 1,760
  • 75.0
  • 59.50
  • 115 %
  • 23.20
  • 18.500
  • 91.0
  • 81.0
  • 1,755
  • 95.0
  • 68.50
  • 125 %
  • 25.60
  • 20.500
  • 90.2
  • 81.5
  • 1,750
  • 105.0
  • 75.00