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145TTDR4111 – Marathon 3 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 230/460 V, 145JP Frame, ODP – U153

145TTDR4111 – Marathon 3 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 230/460 V, 145JP Frame, ODP – U153

145TTDR4111 Marathon JP Motors

  • NEMA JP pump shaft dimensions
  • JPV frame includes drip cover for vertical mount without base
  • JP frame has rigid base, drip cover not included
  • Ball bearings, mechanically locked on shaft end
  • Continuous duty
  • 1.15 Service Factor
  • UL Recognized and CSA Certified
  • UL Listed for Fire Pump applications (except as noted)

Marathon Motors
Regal Beloit

Description

145TTDR4111 – Marathon 3 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 230/460 V, 145JP Frame, ODP – U153

145TTDR4111 Marathon JP Motors

General Specifications

UPC: 722856034939 Weight: 36 LB
Packaged Length: 19.88 IN Packaged Width: 10.25 IN
Packaged Height: 8.12 IN

Nameplate Specifications

Output HP: 3 Hp Output KW: 2.2 kW
Frequency: 60/50 Hz Voltage: 230/460 V
Current: 8.4/4.2 A Speed: 3490 rpm
Service Factor: 1.15 Efficiency: 84 %
Power Factor: 82 Duty: Continuous
Insulation Class: B Design Code: B
KVA Code: J Frame: 145JP
Enclosure: Drip Proof Thermal Protection: No
Ambient Temperature: 40 °C Drive End Bearing Size: 6206
Opp Drive End Bearing Size: 6203 UL: Recognized
CSA: Y IP Code: 22

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Across The Line
Poles: 2 Rotation: Reversible
Resistance Main: 1.7 Ohms Mounting: Rigid Base
Drive End Bearing: Ball Opp Drive End Bearing: Ball
Frame Material: Rolled Steel Shaft Type: JP
Overall Length: 16.68 in Frame Length: 7.56 in
Shaft Diameter: 0.875 in Shaft Extension: 7.15 in
Assembly/Box Mounting: F1 ONLY

Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (ft-lbs) (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
No Load 2.00 48.0 0.00 0.0 3,600 3.00
1/3 30.00 714.0 9.50 211.0 250 3.00
2/3 26.00 619.0 11.00 244.0 2,000 3.00
Full Load 4.20 100.0 4.50 100.0 3,490 3.00
Break-Down 19.00 452.0 15.00 333.0 2,685 85.0 3.00
Locked-Rotor 30.00 714.0 10.00 222.0 0 70.0 3.00
Pull-Up 28.00 667.0 10.00 222.0 1,000 3.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 2.00 2.20 2.60 3.30 4.20 4.60 5.00
Rated Output (KW) 0.20 0.78 1.40 2.00 2.70 3.10 3.40
Efficiency (%) 0.0 71.5 82.5 84.0 84.0 82.5 82.0
Power Factor (%) 12.5 44.5 65.0 76.0 82.0 86.0 87.5
Speed (RPM) 3,600 3,570 3,550 3,520 3,490 3,470 3,460
Temp. Rise @ FL 0.0 0.0 0.0 0.0 65.0 90.0 0.0
Torque (ft-lbs) 0.00 1.10 2.20 3.40 4.50 5.20 5.70

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!!!