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284THFPA8038 – Marathon 25 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 284TC Frame, TEBC – Y511

284THFPA8038 – Marathon 25 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 284TC Frame, TEBC – Y511

284THFPA8038 Marathon 2000:1 With Encoder Provision Motors

Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.

  • MAX GUARD® Class H insulation system
  • Constant torque operation from 0 to base speed on vector drive, including TEFC (On Volts/Hertz drives, TEFC motors are limited to 20:1 constant torque
  • Constant HP operation to twice base speed (143-256 frame);1.5 times base (all others)
  • Optimized for operation with IGBT inverter (NEMA Design A)
  • Normally closed thermostats (one per phase, class F)
  • Blue Chip quality, cast iron frame and brackets
  • Patented “fracket” design (TEBC enclosure)
  • Separate power supply required for blower motor

Marathon Motors
Regal Beloit

Original price was: $11,899.00.Current price is: $6,913.79.

Description

284THFPA8038 – Marathon 25 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 284TC Frame, TEBC – Y511

284THFPA8038 Marathon 2000:1 With Encoder Provision Motors

Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.

General Specifications

UPC: 722856025104 Weight: 470 LB
Packaged Length: 44.88 IN Packaged Width: 26 IN
Packaged Height: 19.37 IN

Nameplate Specifications

Output HP: 25 Hp Output KW: 18.7 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 63.0/31.5 A Speed: 1765 rpm
Service Factor: 1 Phase: 3
Efficiency: 91.7 % Power Factor: 82
Duty: Continuous Insulation Class: H
Design Code: INV KVA Code: G
Frame: 284TC Enclosure: Totally Enclosed Blower cooled – Axial
Thermal Protection: Thermostats (N/C) 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 Inverter Duty Starting Method: Inverter Only
Poles: 4 Rotation: Reversible
Resistance Main: .325 Ohms Mounting: Rigid base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: T Overall Length: 37.81 in
Frame Length: 12.75 in Shaft Diameter: 1.875 in
Shaft Extension: 4.37 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)
2/3 155.00 492.0 155.00 208.0 1,200 25.00
1/3 175.00 556.0 130.00 175.0 600 25.00
Pull-Up 165.00 524.0 140.00 188.0 900 25.00
Full Load 31.50 100.0 74.40 100.0 1,765 25.00
Break-Down 115.00 365.0 195.00 262.0 1,625 66.0 25.00
Locked-Rotor 182.00 578.0 147.00 198.0 0 39.5 25.00
No Load 14.00 44.0 0.00 0.0 1,800 25.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 125 % 150 % 200 %
Current (Amps) 14.00 15.50 20.00 25.00 31.50 39.00 46.50 66.50
Rated Output (KW) 0.75 5.50 10.00 15.00 20.50 25.50 31.20 43.50
Efficiency (%) 0.0 86.5 91.0 92.4 91.7 91.0 88.5 84.0
Power Factor (%) 6.0 43.0 65.0 75.5 82.0 82.5 84.0 81.5
Speed (RPM) 1,800 1,794 1,785 1,775 1,765 1,760 1,745 1,715
Temp. Rise @ FL 0.0 0.0 0.0 0.0 65.0 0.0 0.0 0.0
Torque (ft-lbs) 0.00 18.50 37.00 55.50 74.40 93.50 112.00 150.00

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!!!