Marathon 10 HP Definite Purpose AC Motor, 3 phase, 1800 RPM, 230/460 V, 215T Frame, TEFC - U870

Catalog #:U870
Part #:215TTFS4546
  • Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
  • Internal and external epoxy paint
  • Class F insulation, 1.15 Service Factor
  • Rated 60/50 hertz, 190/380 or 380 volt at next lower horsepower
  • Extended grease tubes, Regreasable in service
  • T-drains provided for effective drainage (Installed in both endshields
  • Suitable for shaft down mounting
  • Shaft Slinger, Ball Bearings
  • Forsheda seals on both ends
  • Actual test and vibration data supplied with each motor, UL Recognized and CSA Certified,
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Weight:243.00 LB

General Specifications

Weight: 243.00 LB Packaged Length: 26.88 IN
Packaged Width: 18.38 IN Packaged Height: 15 IN

Nameplate Specifications

Output HP: 10 Hp Output KW: 7.5 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 26.0/13.0 A Speed: 1765 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 91 % Power Factor: 80
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: H
Frame: 215T Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6307 Opp Drive End Bearing Size: 6206
UL: Recognized CSA: Y
CE: Y IP Code: 55

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Across The Line
Poles: 4 Rotation: Reversible
Resistance Main: .9 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: 19.72 in
Frame Length: 8.75 in Shaft Diameter: 1.375 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)
Locked-Rotor 81.00 623.0 68.50 230.0 0 43.0 10.00
Full Load 13.00 100.0 29.80 100.0 1,765 10.00
1/3 78.00 600.0 60.00 201.0 600 10.00
No Load 5.50 42.0 0.00 0.0 1,800 10.00
Break-Down 48.00 369.0 86.00 289.0 1,625 71.0 10.00
Pull-Up 70.00 538.0 60.00 201.0 1,000 10.00
2/3 55.00 423.0 62.00 208.0 1,200 10.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 5.50 6.00 8.00 10.00 13.00 14.50 15.80
Rated Output (KW) 0.25 2.10 4.10 6.10 8.20 9.50 10.50
Efficiency (%) 0.0 87.5 91.0 91.7 91.0 91.0 90.2
Power Factor (%) 5.5 43.5 65.5 75.5 80.0 81.5 82.5
Speed (RPM) 1,800 1,795 1,785 1,775 1,765 1,760 1,755
Temp. Rise @ FL 0.0 0.0 0.0 0.0 55.0 75.0 90.0
Torque (ft-lbs) 0.00 7.40 14.80 22.20 29.80 34.50 37.50
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