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256TTFL16040 – Marathon 20 HP General Purpose Motor, 3 phase, 1800 RPM, 575 V, 256T Frame, TEFC – E2149

256TTFL16040 – Marathon 20 HP General Purpose Motor, 3 phase, 1800 RPM, 575 V, 256T Frame, TEFC – E2149

256TTFL16040 Marathon Three Phase TEFC 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
  • C-Face Footed models are rated 60/50 Hz, same HP
  • 1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
  • F1 conduit box on Rigid Base, F3 on C-Face Footed (Rigid Base) motors
  • Motor will accept a C-face kit
  • Shaft slinger, Class F insulation
  • Aluminum frame construction

Marathon Motors
Regal Beloit

Original price was: $3,695.00.Current price is: $2,633.80.

Description

256TTFL16040 – Marathon 20 HP General Purpose Motor, 3 phase, 1800 RPM, 575 V, 256T Frame, TEFC – E2149

256TTFL16040 Marathon Three Phase TEFC Motors

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

General Specifications

UPC: 722856017321 Weight: 191 LB
Packaged Length: 31.25 IN Packaged Width: 22.25 IN
Packaged Height: 18 IN

Nameplate Specifications

Output HP: 20 Hp Output KW: 14.9 kW
Frequency: 60 Hz Voltage: 575 V
Current: 19.3 A Speed: 1775 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 93 % Power Factor: 84
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: G
Frame: 256T Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6309 Opp Drive End Bearing Size: 6208
UL: Recognized CSA: Y
CE: Y IP Code: 43

Technical Specifications

Electrical Type: Squirrel Cage Inverter Rated Starting Method: Line Or Inverter
Poles: 4 Rotation: Reversible
Resistance Main: .474 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Aluminum
Shaft Type: T Overall Length: 25.26 in
Frame Length: 13.75 in Shaft Diameter: 1.625 in
Shaft Extension: 4.38 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)
1/3 125.00 519.0 90.00 152.0 600 20.00
2/3 105.00 436.0 115.00 194.0 1,200 20.00
Full Load 24.10 100.0 59.20 100.0 1,775 20.00
No Load 8.50 35.0 0.00 0.0 1,800 20.00
Break-Down 86.00 357.0 146.00 247.0 1,625 66.0 20.00
Locked-Rotor 138.00 573.0 104.00 176.0 0 40.0 20.00
Pull-Up 115.00 477.0 100.00 169.0 900 20.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 6.80 8.40 11.20 14.80 19.28 21.60 24.00
Rated Output (KW) 0.60 4.00 8.00 12.00 16.00 18.00 20.50
Efficiency (%) 0.0 90.0 93.0 93.6 93.0 92.4 91.7
Power Factor (%) 8.5 51.0 72.0 81.0 84.0 84.5 85.0
Speed (RPM) 1,800 1,795 1,785 1,780 1,775 1,770 1,760
Temp. Rise @ FL 0.0 0.0 0.0 0.0 65.0 85.0 105.0
Torque (ft-lbs) 0.00 14.50 29.50 44.50 59.20 68.00 74.50

Marathon Motors
Regal Beloit

Winter Weather Notice:

Our sales office and customer service teams may be disrupted on January 9th, 2025 due to a Severe Winter Weather advisory in their area. We apologize for any potential delays or disruptions this may pose to you and we appreciate your patience during this event.

 

In the meantime, please feel free to reach out to us for any quotes, questions, or concerns and we will do our best to respond in a timely manner – orders will still be processed normally.

Thanks!

Holiday Hours of Operation:

Our warehouses will be closed 12/24/2024-01/01/2025:

Our Sales Office will remain open with limited hours during this time and will continue to process orders – all shipments will resume on 01/02/2025 – feel free to purchase from our shop or contact us for quotes as usual.

*FYI: If you’ve placed an order with us before 12/24/2024, we are currently experiencing delays in manufacturing/shipping and are working hard to provide updates and complete fulfilment as quickly as possible – we thank you for your business and your patience*

Happy Holidays from IMEX!!!