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256TTFCD6006 – Marathon 20 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 230/460 V, 256JM Frame, TEFC – GT3124A

256TTFCD6006 – Marathon 20 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 230/460 V, 256JM Frame, TEFC – GT3124A

256TTFCD6006 Marathon JM Motors

  • Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
  • Hazardous Duty Division 2, Zone 2, Class I, Groups A,B,C,D, Temperature code T2B
  • IP55 enclosure on cast iron frames
  • Inverter Duty 10:1 Variable Torque and up to 10:1 Constant Torque
  • Class F Insulation
  • Standard F1, reversible to F2 assembly. Dual frame mounting holes.

Marathon Motors
Regal Beloit

Description

256TTFCD6006 – Marathon 20 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 230/460 V, 256JM Frame, TEFC – GT3124A

256TTFCD6006 Marathon JM Motors

General Specifications

UPC: 722856062796 Weight: 312 LB
Packaged Length: 31.77 IN Packaged Width: 28.03 IN
Packaged Height: 28.14 IN

Nameplate Specifications

Output HP: 20 Hp Output KW: 14.9 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 47.5/23.7 A Speed: 3540 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 91 % Power Factor: 87.5
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: 6209
UL: Listed CSA: Y
CE: Y IP Code: 55
Hazardous Location: DIVISION 2 T2B

Technical Specifications

Electrical Type: Squirrel Cage Inverter Rated Starting Method: Line Or Inverter
Poles: 2 Rotation: Selective Clockwise
Resistance Main: .546 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: JM Overall Length: 27.89 in
Frame Length: 11.73 in Shaft Diameter: 1.375 in
Shaft Extension: 5.75 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)
Locked-Rotor 143.00 603.0 49.00 165.0 0 38.0 20.00
Pull-Up 128.00 540.0 41.00 138.0 1,800 20.00
No Load 8.10 34.0 0.00 0.0 3,600 9.0 20.00
Full Load 23.70 100.0 29.70 100.0 3,540 87.5 20.00
2/3 118.00 498.0 50.00 168.0 2,400 20.00
1/3 134.00 565.0 40.00 135.0 1,200 20.00
Break-Down 83.00 350.0 74.00 249.0 3,258 73.0 20.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 8.10 10.00 13.60 18.30 23.70 27.10 29.50
Rated Output (KW) 0.90 4.40 8.30 12.30 16.50 19.00 20.80
Efficiency (%) 0.0 84.5 89.5 91.0 91.0 90.6 89.9
Power Factor (%) 9.0 56.0 76.5 84.0 87.5 88.5 88.5
Speed (RPM) 3,600 3,585 3,570 3,555 3,540 3,530 3,522
Temp. Rise @ FL 0.0 0.0 0.0 0.0 60.0 80.0 95.0
Torque (ft-lbs) 0.00 7.30 14.70 22.00 29.70 34.00 37.00

Marathon Motors
Regal Beloit

Notice:

Due to unprecedented disruptions and delays, lead times are longer than usual and may get worse. We apologize for the inconvenience this imposes on you and we appreciate your patience and understanding during this time.

We are working hard to ensure any problems are minimized for you and we thank your for your business. In the meantime, please feel free to reach out to us for any quotes, questions, or concerns.

 

Sincerely,

The IME Team

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!!!