Marathon 10 HP Definite Purpose AC Motor, 3 phase, 1800 RPM, 208-230/460 V, 215T Frame, TEFC - U639

Catalog #:U639
Part #:215TTFC4026
  • Suitable for use on a VFD. Variable Torque and Constant Torque (as noted)
  • 1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
  • F1 conduit box on Rigid Base, F3 on C-Face Footed (Rigid Base) motors
  • Bearing Current Protection (BCP), as noted
  • Shaft slinger, Class F insulation, 1.15 Service Factor, Ball bearings (except as noted
  • C-Face Footed models are rated 60/50 Hz, same HP
  • Motors accept C-face kits, as noted
  • UL Recognized, CSA Certified and CE Mark
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General Specifications

Weight: 180.00 LB

Nameplate Specifications

Output HP: 10 Hp Output KW: 7.5 kW
Frequency: 60 Hz Voltage: 208-230/460 V
Current: 27.6-25/12.5 A Speed: 1750 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 89.5 % Power Factor: 86
Duty: CONTINUOUS Insulation Class: F
Design Code: B KVA Code: H
Frame: 215T Enclosure: TEFC
Thermal Protection: NOT Ambient Temperature: 40 °C
Drive End Bearing Size: 6307 Opp Drive End Bearing Size: 6206
UL: Recognized CSA: Y
CE: Y IP Code: 43

Technical Specifications

Electrical Type: SQ CAGE IND RUN Starting Method: ACROSS THE LINE
Poles: 4 Rotation: REV
Resistance Main: 1.12 Ohms Mounting: RIGID
Motor Orientation: HORIZONTAL Drive End Bearing: BALL
Opp Drive End Bearing: BALL Frame Material: CAST IRON
Shaft Type: T Overall Length: 19.7 in
Frame Length: 8.75 in Shaft Diameter: 1.38 in
Shaft Extension: 3.56 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)
1/3 77.00 616.0 53.00 177.0 400 10.00
Pull-Up 73.00 584.0 56.00 187.0 800 10.00
No Load 4.10 33.0 0.00 0.0 1,800 10.00
Locked-Rotor 81.00 648.0 62.00 207.0 0 41.0 10.00
Full Load 12.50 100.0 30.00 100.0 1,750 10.00
2/3 65.00 520.0 65.00 217.0 1,200 10.00
Break-Down 51.00 408.0 87.00 290.0 1,550 70.0 10.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 4.10 5.00 7.00 9.50 12.50 14.00 15.30
Rated Output (KW) 0.35 2.10 4.10 6.20 8.30 9.50 10.40
Efficiency (%) 0.0 87.5 90.2 90.2 89.5 88.5 86.5
Power Factor (%) 10.0 53.5 75.0 83.0 86.0 87.0 87.5
Speed (RPM) 1,800 1,790 1,775 1,765 1,750 1,740 1,735
Temp. Rise @ FL 0.0 0.0 0.0 0.0 60.0 90.0 0.0
Torque (ft-lbs) 0.00 7.50 15.00 22.50 30.00 35.00 37.50
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