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449TSTFS6503 – Marathon 250 HP Severe Duty Motor, 3 phase, 3600 RPM, 460 V, 449TS Frame, TEFC – E699

449TSTFS6503 – Marathon 250 HP Severe Duty Motor, 3 phase, 3600 RPM, 460 V, 449TS Frame, TEFC – E699

449TSTFS6503 Marathon Other Severe Duty Motors

Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.

  • Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
  • Meets IEEE45 USCG Marine Duty, IP54 Construction, Meets Ford EM1 Automotive Duty Specification
  • Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
  • Provisions to add stub shaft for an encoder (182T-449T, TEFC only)
  • Internal and external epoxy paint
  • MAX GUARD® Class H insulation system
  • Constant Torque speed range is listed in CT SPEED RANGE column
  • 1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
  • Bearing caps (254T and larger), Precision balanced to .08”/sec

Marathon Motors
Regal Beloit

Original price was: $49,150.00.Current price is: $35,034.12.

Description

449TSTFS6503 – Marathon 250 HP Severe Duty Motor, 3 phase, 3600 RPM, 460 V, 449TS Frame, TEFC – E699

449TSTFS6503 Marathon Other Severe Duty Motors

Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.

General Specifications

UPC: 722856020697 Weight: 0 LB
Packaged Length: 56 IN Packaged Width: 46 IN
Packaged Height: 32.05 IN

Nameplate Specifications

Output HP: 250 Hp Output KW: 187.0 kW
Frequency: 60 Hz Voltage: 460 V
Current: 275.0 A Speed: 3575 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 95.8 % Power Factor: 89
Duty: Continuous Insulation Class: H
Design Code: B KVA Code: G
Frame: 447/449TS Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6313 Opp Drive End Bearing Size: 6313
UL: Recognized CSA: Y
CE: Y IP Code: 54

Technical Specifications

Electrical Type: Squirrel Cage Inverter Rated Starting Method: Line Or Inverter
Poles: 2 Rotation: Reversible
Resistance Main: .0105 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: TS Overall Length: 48.09 in
Frame Length: 28.75 in Shaft Diameter: 2.375 in
Shaft Extension: 5 in Assembly/Box Mounting: F1/F2 Capable

Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (ft-lbs) (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
2/3 1,450.00 529.0 650.00 177.0 2,400 0.00 0.0 250.00
Full Load 275.00 100.0 368.00 100.0 3,575 0.00 89.0 250.00
Break-Down 1,070.00 391.0 1,010.00 274.0 3,430 0.00 66.0 250.00
No Load 74.00 27.0 0.00 0.0 3,600 0.00 5.0 250.00
Locked-Rotor 1,825.00 666.0 625.00 170.0 0 0.00 26.0 250.00
1/3 1,725.00 630.0 510.00 139.0 1,200 0.00 0.0 250.00
Pull-Up 1,650.00 602.0 520.00 141.0 1,800 0.00 0.0 250.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 74.00 100.00 150.00 210.00 275.00 314.00 342.00
Rated Output (KW) 3.00 50.00 98.00 146.00 194.00 224.00 244.00
Efficiency (%) 0.0 93.0 95.4 95.8 95.8 95.8 95.4
Power Factor (%) 5.0 63.0 81.5 87.0 89.0 89.5 89.5
Speed (RPM) 3,600 3,595 3,590 3,580 3,575 3,570 3,565
Temp. Rise @ FL 0.0 0.0 0.0 0.0 85.0 115.0 0.0
Torque (ft-lbs) 0.00 91.50 183.00 275.00 368.00 423.00 460.00

Marathon Motors
Regal Beloit

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