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284TSTFCA6001 – Marathon 25 HP General Purpose Motor, 3 phase, 3600 RPM, 230/460 V, 284TS Frame, TEFC – GT1027

284TSTFCA6001 – Marathon 25 HP General Purpose Motor, 3 phase, 3600 RPM, 230/460 V, 284TS Frame, TEFC – GT1027

284TSTFCA6001 Marathon Three Phase TEFC Motors

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

  • Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
  • Cast iron frame and brackets
  • Inverter Duty 10:1 Variable Torque and 10:1 Constant Torque
  • Class F Insulation
  • Standard assembly F1, reversible to F2 assembly
  • Will become build-up item when current stock is gone

Marathon Motors
Regal Beloit

Description

284TSTFCA6001 – Marathon 25 HP General Purpose Motor, 3 phase, 3600 RPM, 230/460 V, 284TS Frame, TEFC – GT1027

284TSTFCA6001 Marathon Three Phase TEFC Motors

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

General Specifications

UPC: 722856001221 Weight: 510 LB
Packaged Length: 31.25 IN Packaged Width: 22.25 IN
Packaged Height: 18 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: 3553 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 91.7 % Power Factor: 89.5
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: G
Frame: 284TS Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6211 Opp Drive End Bearing Size: 6211
UL: Recognized CSA: Y
CE: Y IP Code: 43

Technical Specifications

Electrical Type: Squirrel Cage Inverter Rated Starting Method: Wye Start Delta Run Or Inverter
Poles: 2 Rotation: Reversible
Resistance Main: .321 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: TS Overall Length: 28.82 in
Shaft Diameter: 1.625 in Shaft Extension: 3.25 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 105.00 368.0 95.00 257.0 3,500 70.0 25.00
Locked-Rotor 177.00 621.0 65.00 176.0 0 35.5 25.00
No Load 7.50 26.0 0.00 0.0 3,600 9.5 25.00
1/3 168.00 590.0 55.00 149.0 1,200 25.00
Pull-Up 160.00 559.0 55.00 149.0 1,800 25.00
Full Load 28.10 100.0 37.00 100.0 3,550 90.0 25.00
2/3 150.00 528.0 58.50 158.0 2,400 25.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 7.50 10.40 15.60 21.80 28.10 32.00 34.50
Rated Output (KW) 1.00 5.40 10.30 15.20 20.50 23.80 25.80
Efficiency (%) 0.0 86.5 91.0 92.4 91.7 91.7 91.0
Power Factor (%) 9.5 64.5 82.0 88.0 90.0 90.0 90.0
Speed (RPM) 3,600 3,588 3,580 3,565 3,550 3,540 3,525
Temp. Rise @ FL 0.0 0.0 0.0 0.0 50.0 70.0 85.0
Torque (ft-lbs) 0.00 9.20 18.50 27.50 37.00 42.50 46.00

Marathon Motors
Regal Beloit