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284TTFNA16131 – Marathon 25 HP Vertical Solid Shaft P-Base Motor, 3 phase, 1800 RPM, 230/460 V, 284HPV Frame, TEFC – M897B

284TTFNA16131 – Marathon 25 HP Vertical Solid Shaft P-Base Motor, 3 phase, 1800 RPM, 230/460 V, 284HPV Frame, TEFC – M897B

284TTFNA16131 Marathon Vertical Solid Shaft P-Base Motors

  • Meets or exceeds NEMA Premium® efficiencies
  • Normal thrust
  • Class F 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

284TTFNA16131 – Marathon 25 HP Vertical Solid Shaft P-Base Motor, 3 phase, 1800 RPM, 230/460 V, 284HPV Frame, TEFC – M897B

284TTFNA16131 Marathon Vertical Solid Shaft P-Base Motors

General Specifications

UPC: 722856052919 Weight: 466 LB
Packaged Length: 37.88 IN Packaged Width: 31.88 IN
Packaged Height: 20 IN

Nameplate Specifications

Output HP: 25 Hp Output KW: 18.7 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 62.0/31.0 A Speed: 1772 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 93.6 % Power Factor: 81
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: G
Frame: 284HPV Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6311 Opp Drive End Bearing Size: 6210
UL: Recognized CSA: Y
CE: Y IP Code: 43

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Across The Line
Poles: 4 Rotation: Reversible
Resistance Main: .271 Ohms Mounting: Round
Motor Orientation: Shaft Down Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: HP Overall Length: 30.84 in
Frame Length: 14.25 in Shaft Diameter: 1.125 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)
Pull-Up 169.00 545.0 117.00 158.0 900 25.00
1/3 179.00 577.0 117.00 158.0 600 25.00
Break-Down 108.00 348.0 185.00 250.0 1,662 66.0 25.00
No Load 13.00 41.9 0.00 0.0 1,800 3.0 25.00
Full Load 31.00 100.0 74.00 100.0 1,772 81.0 25.00
Locked-Rotor 182.00 590.0 138.00 186.0 0 33.0 25.00
2/3 160.00 516.0 124.00 168.0 1,200 25.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 13.00 15.00 19.10 24.60 31.00 35.00 40.00
Rated Output (KW) 0.60 5.30 10.00 15.00 20.00 23.20 25.30
Efficiency (%) 0.0 90.2 93.6 94.1 93.6 93.0 93.0
Power Factor (%) 3.0 43.0 65.5 76.0 81.0 82.5 83.0
Speed (RPM) 1,800 1,793 1,787 1,780 1,772 1,767 1,763
Temp. Rise @ FL 0.0 0.0 0.0 0.0 60.0 80.0 95.0
Torque (ft-lbs) 0.00 18.30 37.00 55.50 74.00 85.50 93.00

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!!!