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256TTDR16008 – Marathon 25 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 230/460 V, 256JM Frame, ODP – U103A

256TTDR16008 – Marathon 25 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 230/460 V, 256JM Frame, ODP – U103A

256TTDR16008 Marathon JM Motors

  • NEMA JM pump shaft dimensions
  • JMV frame includes drip cover for vertical mount without base
  • JM frame has rigid base, drip cover not included
  • Mechanically locked on shaft end
  • Continuous duty

Marathon Motors
Regal Beloit

Description

256TTDR16008 – Marathon 25 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 230/460 V, 256JM Frame, ODP – U103A

256TTDR16008 Marathon JM Motors

General Specifications

UPC: 722856054432 Weight: 294 LB
Packaged Length: 30.19 IN Packaged Width: 16.5 IN
Packaged Height: 14 IN

Nameplate Specifications

Output HP: 25 Hp Output KW: 18.7 kW
Frequency: 60/50 Hz Voltage: 230/460 V
Current: 57.0/28.5 A Speed: 3525 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 92 % Power Factor: 89.5
Duty: Continous Insulation Class: B
Design Code: B KVA Code: G
Frame: 256JM Enclosure: Drip Proof
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6309 Opp Drive End Bearing Size: 6207
UL: Recognized CSA: Y
CE: Y IP Code: 12

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Across The Line
Poles: 2 Rotation: Reversible
Resistance Main: .48 Ohms Mounting: Rigid base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Rolled Steel
Shaft Type: JM Overall Length: 23.6 in
Shaft Diameter: 1.625 in Shaft Extension: 5.28 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 167.00 586.0 51.70 139.0 0 0.00 0.0 25.00
Full Load 28.50 100.0 37.20 100.0 3,525 20.30 89.5 25.00
No Load 9.00 32.0 0.00 0.0 3,600 0.50 0.0 25.00
Break-Down 0.00 0.0 94.50 254.0 0 0.00 0.0 25.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 %
Current (Amps) 9.00 11.00 16.00 22.00 28.50 32.50
Rated Output (KW) 0.50 5.35 10.00 15.30 20.30 23.50
Efficiency (%) 0.0 87.5 93.0 92.0 91.7 91.5
Power Factor (%) 0.0 60.0 78.5 87.5 89.5 90.0
Speed (RPM) 3,600 3,580 3,565 3,545 3,525 3,510
Temp. Rise @ FL 0.0 0.0 0.0 0.0 40.0 55.0
Torque (ft-lbs) 0.00 9.20 18.40 27.80 37.20 43.00

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!!!