GT1224A Marathon 20HP Globetrotter Electric Motor, 3600RPM media thumbnails
GT1224A Marathon 20HP Globetrotter Electric Motor, 3600RPM
GT1224A Marathon 20HP Globetrotter Electric Motor, 3600RPM
GT1224A Marathon 20HP Globetrotter Electric Motor, 3600RPM
GT1224A Marathon 20HP Globetrotter Electric Motor, 3600RPM

GT1224A Marathon 20HP Globetrotter Electric Motor, 3600RPM

$2,026.53 USD

Shipping calculated at checkout

Marathon Electric SKU: GT1224A Barcode: 722856064028

TEFC, 256TC Frame, 230/460VAC 60Hz, 3-Phase

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
  • 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: 722856064028 Weight: 375.00 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: 47.5/23.7 A Speed: 3540 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 91 % Power Factor: 87.5
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: 2 Rotation: Selective Clockwise
Resistance Main: .546 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)
1/3 134.00 565.0 40.00 135.0 1,200 20.00
Break-Down 83.00 350.0 74.00 249.0 3,258 73.0 20.00
Full Load 23.70 100.0 29.70 100.0 3,540 87.5 20.00
Locked-Rotor 143.00 603.0 49.00 165.0 0 38.0 20.00
No Load 8.10 34.0 0.00 0.0 3,600 9.0 20.00
Pull-Up 128.00 540.0 41.00 138.0 1,800 20.00
2/3 118.00 498.0 50.00 168.0 2,400 20.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 8.10 10.00 13.60 18.30 23.70 27.10 29.50
Rated Output (KW) 0.90 4.40 8.30 12.30 16.50 19.00 20.80
Efficiency (%) 0.0 84.5 89.5 91.0 91.0 90.6 89.9
Power Factor (%) 9.0 56.0 76.5 84.0 87.5 88.5 88.5
Speed (RPM) 3,600 3,585 3,570 3,555 3,540 3,530 3,522
Temp. Rise @ FL 0.0 0.0 0.0 0.0 60.0 80.0 95.0
Torque (LB-FT) 0.00 7.30 14.70 22.00 29.70 34.00 37.00
Enclosure
  • TEFC
Frame Size
  • 256TC
Horsepower
  • 20HP
Input Phase
  • 3-Phase
Speed
  • 3600RPM
Type
  • Electric Motor
UPC
  • 722856064028
Weight
  • 375.0 lb

Marathon Electric