GT1225A Marathon 20HP Globetrotter Electric Motor, 1800RPM

$2,649.97 USD $4,376.00 USD Save $1,726.03 USD

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Marathon Electric SKU: GT1225A Barcode: 722856062406

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Features

  • Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
  • Hazardous Duty Division 2, Zone 2, Class I, Groups A,B,C,D, Temperature code T2B
  • Hazardous Duty Division 2, Zone 2, Class I, Groups A,B,C,D, Temperature code T2B
  • CONSTANT 10:1/VARIABLE 20:1
  • IP55 enclosure on cast iron frames
  • IP55 enclosure on cast iron frames
  • Inverter Duty 10:1 Variable Torque and up to 10:1 Constant Torque
  • Inverter Duty 20:1 Variable Torque and 10:1 Constant Torque
  • Class F Insulation
  • Standard F1, reversible to F2 assembly. Dual frame mounting holes.

General Specifications

UPC: 722856062406 Weight: 293.26 LB
Packaged Length: 31.77 IN Packaged Width: 28.03 IN
Packaged Height: 28.14 IN

Nameplate Specifications

Output HP: 20 Hp Output KW: 14.9 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 48.5/24.2 A Speed: 1768 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 93 % Power Factor: 83.5
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: G
Frame: 256TC Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6309 Opp Drive End Bearing Size: 6209
UL: Listed CSA: Y
CE: Y IP Code: 55
Hazardous Location: DIVISION 2 T2B

Technical Specifications

Electrical Type: Squirrel Cage Inverter Rated Starting Method: Line Or Inverter
Poles: 4 Rotation: Selective Clockwise
Resistance Main: .513 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: 26.39 in
Frame Length: 11.73 in Shaft Diameter: 1.626 in
Shaft Extension: 4 in Assembly/Box Mounting: F1/F2 CAPABLE

Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (LB-FT) Torque (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
Pull-Up 131.00 541.0 99.00 167.0 900 20.00
Break-Down 81.00 335.0 146.00 246.0 1,618 69.0 20.00
2/3 120.00 496.0 124.00 209.0 1,200 20.00
1/3 138.00 570.0 97.00 163.0 600 20.00
Locked-Rotor 144.00 595.0 119.00 200.0 0 42.0 20.00
No Load 10.00 41.0 0.00 0.0 1,800 5.0 20.00
Full Load 24.20 100.0 59.40 100.0 1,768 83.5 20.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 10.00 11.20 14.80 19.00 24.20 27.80 30.00
Rated Output (KW) 0.50 4.30 8.10 12.00 16.10 18.60 20.40
Efficiency (%) 0.0 86.5 91.7 93.0 93.0 92.4 91.7
Power Factor (%) 5.0 46.5 69.0 79.0 83.5 84.5 85.0
Speed (RPM) 1,800 1,792 1,785 1,778 1,768 1,762 1,760
Temp. Rise @ FL 0.0 0.0 0.0 0.0 60.0 80.0 100.0
Torque (LB-FT) 0.00 14.60 29.50 44.40 59.40 68.50 74.70