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256TTFL16006 – Marathon 20 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 200 V, 256JM Frame, TEFC – U350A

256TTFL16006 – Marathon 20 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 200 V, 256JM Frame, TEFC – U350A

256TTFL16006 Marathon JM Motors

  • Meets or exceeds all USA mandated efficiencies
  • Motors are suitable for 10:1 VT and 2:1 CT
  • 1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
  • NEMA JM pump shaft dimensions
  • Mechanically locked on shaft end
  • Continuous duty
  • Aluminum frame construction

Marathon Motors
Regal Beloit

Description

256TTFL16006 – Marathon 20 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 200 V, 256JM Frame, TEFC – U350A

256TTFL16006 Marathon JM Motors

General Specifications

UPC: 722856067333 Weight: 260 LB
Packaged Length: 30.75 IN Packaged Width: 21.75 IN
Packaged Height: 18 IN

Nameplate Specifications

Output HP: 20 Hp Output KW: 14.9 kW
Frequency: 60 Hz Voltage: 200 V
Current: 55.0 A Speed: 3520 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 91 % Power Factor: 87
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: G
Frame: 256JM 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 Induction Run Starting Method: Across The Line
Poles: 2 Rotation: Reversible
Resistance Main: .485 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Aluminum
Shaft Type: JM Overall Length: 27.27 in
Frame Length: 13.75 in Shaft Diameter: 1.25 in
Shaft Extension: 5.25 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)
2/3 123.00 520.0 58.00 190.0 2,400 20.00
1/3 138.00 580.0 47.00 156.0 1,200 20.00
Locked-Rotor 145.00 610.0 50.00 168.0 0 35.0 20.00
Break-Down 100.00 420.0 78.00 265.0 3,200 71.0 20.00
Pull-Up 130.00 550.0 50.00 166.0 1,800 20.00
Full Load 24.00 100.0 29.80 100.0 3,540 87.0 20.00
No Load 7.80 30.0 0.00 0.0 3,600 8.5 20.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 17.25 21.16 31.05 42.55 55.20 63.25 69.00
Rated Output (KW) 0.75 4.20 8.20 12.20 16.50 19.40 21.00
Efficiency (%) 0.0 85.5 90.2 91.0 91.0 91.0 90.2
Power Factor (%) 8.5 59.0 77.0 84.0 87.0 88.0 88.0
Speed (RPM) 3,600 3,580 3,560 3,540 3,520 3,510 3,490
Temp. Rise @ FL 0.0 0.0 0.0 0.0 75.0 105.0 0.0
Torque (ft-lbs) 0.00 7.50 14.80 22.20 29.80 34.50 37.50

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!!!