My Account                   Order Status
Search

256TTDN16018 – Marathon 25 HP Vertical Solid Shaft P-Base Motor, 3 phase, 3600 RPM, 230/460 V, 256HPV Frame, ODP – M721A

256TTDN16018 – Marathon 25 HP Vertical Solid Shaft P-Base Motor, 3 phase, 3600 RPM, 230/460 V, 256HPV Frame, ODP – M721A

256TTDN16018 Marathon Vertical Solid Shaft P-Base Motors

  • Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
  • Normal and Medium thrust
  • Ball bearings and angular contact bearings for medium thrust applications
  • Class B insulation
  • Suitable for 230 volt part winding start through 100 HP (dual voltage motors)
  • Heavy duty lifting lugs
  • Drip cover/canopy cap included

Marathon Motors
Regal Beloit

Description

256TTDN16018 – Marathon 25 HP Vertical Solid Shaft P-Base Motor, 3 phase, 3600 RPM, 230/460 V, 256HPV Frame, ODP – M721A

256TTDN16018 Marathon Vertical Solid Shaft P-Base Motors

General Specifications

UPC: 722856052377 Weight: 357 LB
Packaged Length: 31 IN Packaged Width: 27 IN
Packaged Height: 27 IN

Nameplate Specifications

Output HP: 25 Hp Output KW: 18.7 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 58.0/29.0 A Speed: 3535 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 92.4 % Power Factor: 86
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: G
Frame: 256HPV Enclosure: Drip Proof
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6311 Opp Drive End Bearing Size: 7308
UL: Recognized CSA: Y
CE: Y IP Code: 22

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Across The Line
Poles: 2 Rotation: Reversible
Resistance Main: .355 Ohms Mounting: Round
Motor Orientation: Shaft Down Drive End Bearing: Ball
Opp Drive End Bearing: Duplex Tandem Angular Contact Frame Material: Cast Iron
Shaft Type: HP Overall Length: 27.87 in
Frame Length: 15.00 in Shaft Diameter: 1.625 in
Shaft Extension: 2.75 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)
Break-Down 110.00 379.0 102.00 274.0 3,200 67.0 25.00
2/3 150.00 517.0 70.00 188.0 2,400 25.00
Locked-Rotor 175.00 603.0 66.00 177.0 0 34.0 25.00
Full Load 29.00 100.0 37.20 100.0 3,535 25.00
Pull-Up 160.00 552.0 61.00 164.0 1,800 25.00
1/3 170.00 586.0 60.00 161.0 1,200 25.00
No Load 9.00 31.0 0.00 0.0 3,600 25.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 % 135 %
Current (Amps) 9.00 12.50 17.00 23.00 29.50 34.00 37.00 39.00
Rated Output (KW) 0.75 5.50 10.00 15.00 20.00 23.50 25.50 228.00
Efficiency (%) 0.0 86.5 91.0 91.7 91.7 91.7 91.0 91.0
Power Factor (%) 8.0 55.0 76.0 84.0 86.0 87.0 87.5 89.0
Speed (RPM) 3,600 3,585 3,570 3,550 3,535 3,520 3,515 3,505
Temp. Rise @ FL 0.0 0.0 0.0 0.0 40.0 55.0 65.0 80.0
Torque (ft-lbs) 0.00 9.20 18.50 28.00 37.20 43.00 47.00 50.50

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!!!