Catalog No - W581

326THFS19033
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Features
  • Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
  • Meets IEEE-841 standard for severe duty applications
  • Constant Torque speed range is listed in CT SPEED RANGE column
  • Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
  • Inpro/Seal® VBX® bearing isolators on drive end shaft extension TENV and on both ends of TEFC
  • Provisions to add stub shaft for an encoder (182T-449T, TEFC only)
  • Internal and external epoxy finish
  • MAX GUARD® Class F insulation system
List Price: $8,095 USD

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General Specifications

Model : 326THFS19033 Catalog No : W581
Part Description : 50,1800,TEFC,326T,3/60/575 Category : Severe Duty
Stock : Yes
Nameplate Specifications

Technical Specifications

Electrical Type : Squirrel Cage Inverter Rated Starting Method : Line Or Inverter
Poles : 4 Rotation : Reversible
Mounting : Rigid Base Motor Orientation : Horizontal
Drive End Bearing : Ball Opp Drive End Bearing : Ball
Frame Material : Cast Iron Shaft Type : T
Overall Length : 30.37 in Frame Length : 13.00 in
Shaft Diameter : 2.125 in Shaft Extension : 5.5 in
Assembly/Box Mounting : F1/F2 Capable UPC : 722856021557
Weight : 730.00 LB
Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (ft-lbs) Torque (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
1/3 348.00 566.0 234.00 158.0 600 50.00
No Load 25.70 41.8 0.00 0.0 1,800 3.0 50.00
Pull-Up 330.00 537.0 234.00 158.0 900 50.00
Break-Down 210.00 341.0 360.00 243.0 1,695 64.0 50.00
2/3 312.00 507.0 248.00 168.0 1,200 50.00
Full Load 61.50 100.0 148.00 100.0 1,777 80.5 50.00
Locked-Rotor 362.00 595.0 275.00 186.0 0 32.0 50.00
Load Characteristics

  • % of Rated Load
  • Current (Amps)
  • Rated Output (KW)
  • Efficiency (%)
  • Power Factor (%)
  • Speed (RPM)
  • Temp. Rise @ FL
  • Torque (ft-lb)
  • 0 %
  • 20.56
  • 1.300
  • 0.0
  • 3.0
  • 1,800
  • 0.0
  • 0.00
  • 25 %
  • 23.68
  • 10.400
  • 91.0
  • 43.0
  • 1,795
  • 0.0
  • 36.60
  • 50 %
  • 30.40
  • 20.000
  • 94.1
  • 65.5
  • 1,788
  • 0.0
  • 73.50
  • 75 %
  • 39.20
  • 29.800
  • 94.5
  • 76.0
  • 1,783
  • 0.0
  • 111.00
  • 100 %
  • 49.20
  • 40.000
  • 94.5
  • 80.5
  • 1,777
  • 75.0
  • 148.00
  • 115 %
  • 56.00
  • 46.000
  • 94.1
  • 82.0
  • 1,773
  • 95.0
  • 170.00
  • 125 %
  • 60.80
  • 50.000
  • 93.6
  • 82.5
  • 1,770
  • 0.0
  • 185.00