Marathon 20 HP General Purpose Motor, 3 phase, 1200 RPM, 230/460 V, 286T Frame, ODP - GT0026

Catalog #:GT0026
Part #:286TTDCA6076
  • Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
  • 182T-215T models steel frame, 254T-449T models cast iron frame
  • Inverter Duty 10:1 Variable Torque and 2:1 Constant Torque
  • Class F Insulation
  • Standard assembly F1, reversible to F2 assembly
  • 12 Leads for WYE-DELTA, part winding on low voltage, or across-the-line starting
  • Will become build-up item when current stock is gone
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General Specifications

UPC: 722856000248 Weight: 527.00 LB
Packaged Length: 31.25 IN Packaged Width: 22.25 IN
Packaged Height: 18 IN

Nameplate Specifications

Output HP: 20 Hp Output KW: 14.9 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 52.5/26.3 A Speed: 1182 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 92.4 % Power Factor: 75
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: F
Frame: 286T Enclosure: Drip Proof
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: 12

Technical Specifications

Electrical Type: Squirrel Cage Inverter Rated Starting Method: Wye Start Delta Run Or Inverter
Poles: 6 Rotation: Reversible
Resistance Main: .5005 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: 27.09 in
Shaft Diameter: 1.875 in Shaft Extension: 4.62 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 90.00 335.0 240.00 270.0 1,100 65.0 20.00
Locked-Rotor 130.00 465.0 148.00 165.0 0 38.0 20.00
Pull-Up 110.00 408.0 120.00 135.0 600 20.00
Full Load 27.00 100.0 89.00 100.0 1,182 75.0 20.00
2/3 100.00 370.0 115.00 130.0 800 20.00
1/3 120.00 445.0 125.00 140.0 400 20.00
No Load 12.50 46.5 0.00 0.0 1,200 4.5 20.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 12.50 14.00 17.20 21.50 27.00 30.50 33.00
Rated Output (KW) 0.50 4.30 8.20 12.20 16.20 18.80 20.50
Efficiency (%) 0.0 87.5 91.7 92.4 92.4 91.7 91.0
Power Factor (%) 4.5 38.0 59.0 70.0 75.0 77.0 78.0
Speed (RPM) 1,200 1,195 1,192 1,188 1,182 1,180 1,178
Temp. Rise @ FL 0.0 0.0 0.0 0.0 45.0 60.0 75.0
Torque (ft-lbs) 0.00 22.00 44.00 66.40 89.00 102.00 111.50
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