Marathon 20 HP Close-Coupled Pump Motor, 3 phase, 3600 RPM, 575 V, 254JM Frame, ODP - E192

Catalog #:E192
Part #:254TTDX4019
  • NEMA JM pump shaft dimensions
  • JMV frame includes drip cover for vertical mount without base
  • JM frame has rigid base, drip cover not included
  • Ball bearings, mechanically locked on shaft end
  • Continuous duty
  • 1.15 Service Factor
  • UL Recognized and CSA Certified
  • Class B insulation
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Weight:225.00 LB

General Specifications

UPC: 722856033673 Weight: 225.00 LB
Packaged Length: 30.5 IN Packaged Width: 16.81 IN
Packaged Height: 14 IN

Nameplate Specifications

Output HP: 20 Hp Output KW: 14.9 kW
Frequency: 60 Hz Voltage: 575 V
Current: 18.5 A Speed: 3520 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 91 % Power Factor: 88.6
Duty: Continuous Insulation Class: B
Design Code: B KVA Code: F
Frame: 254JM Enclosure: Drip Proof
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6309 Opp Drive End Bearing Size: 6208
UL: Recognized CSA: Y
CE: Y IP Code: 12

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Across The Line
Poles: 2 Rotation: Reversible
Resistance Main: .485 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Rolled Steel
Shaft Type: JM Overall Length: 22.42 in
Shaft Diameter: 1.375 in Shaft Extension: 5.28 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)
Pull-Up 130.00 563.0 48.00 160.0 1,800 20.00
No Load 7.00 30.0 0.00 0.0 3,600 20.00
Break-Down 90.00 390.0 86.50 288.0 3,050 71.0 20.00
Locked-Rotor 144.00 628.0 52.50 175.0 0 0.00 40.0 20.00
Full Load 23.10 100.0 30.00 100.0 3,520 20.00
1/3 135.00 584.0 45.00 150.0 1,200 20.00
2/3 115.00 498.0 55.00 183.0 2,400 20.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 5.60 7.20 10.80 14.40 18.48 21.20 23.60
Rated Output (KW) 0.50 4.30 8.10 12.10 16.50 19.00 20.50
Efficiency (%) 0.0 87.0 90.2 91.7 91.0 91.0 90.2
Power Factor (%) 9.0 60.0 78.0 85.5 88.6 89.0 89.0
Speed (RPM) 3,600 3,580 3,565 3,545 3,520 3,515 3,490
Temp. Rise @ FL 0.0 0.0 0.0 0.0 45.0 60.0 75.0
Torque (ft-lbs) 0.00 7.50 15.00 22.20 30.00 34.50 37.50
Catalog #:GT0561
Part #:254TTDBD6008
List Price: $3,043.00
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