Marathon 75 HP Definite Purpose AC Motor, 3 phase, 3600 RPM, 230/460 V, 364TSC Frame, ODP - U449

Catalog #:U449
Part #:364TSTDS4313
  • Ball bearings, mechanically locked on shaft end (excludes 5K models)
  • NEMA Service Factors
  • UL Recognized and CSA Certified
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Weight:690.00 LB

General Specifications

Weight: 690.00 LB Packaged Length: 37.88 IN
Packaged Width: 31.88 IN Packaged Height: 25.17 IN

Nameplate Specifications

Output HP: 75 Hp Output KW: 56.0 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 183.0/91.5 A Speed: 3560 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 93 % Power Factor: 82
Duty: Continuous Insulation Class: B
Design Code: B KVA Code: F
Frame: 364TSC Enclosure: Drip Proof
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6312 Opp Drive End Bearing Size: 6312
UL: Recognized CSA: Y
CE: Y IP Code: 12

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Part Wdg Start Low Volt Only & Wye Start Delta Run
Poles: 2 Rotation: Reversible
Resistance Main: .34 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: TS Overall Length: 26.50 in
Frame Length: 14.00 in Shaft Diameter: 1.875 in
Shaft Extension: 3.75 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)
Break-Down 325.00 355.0 260.00 234.0 3,375 75.00
No Load 31.00 34.0 0.00 0.0 3,600 75.00
Locked-Rotor 500.00 546.0 175.00 158.0 0 34.0 75.00
Full Load 91.50 100.0 111.00 100.0 3,560 75.00
1/3 475.00 519.0 160.00 144.0 1,200 75.00
2/3 425.00 464.0 175.00 158.0 2,400 75.00
Pull-Up 450.00 492.0 165.00 149.0 1,800 75.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 31.00 39.00 53.00 71.00 91.50 105.00 114.00
Rated Output (KW) 1.70 15.70 30.00 45.00 60.00 69.00 75.50
Efficiency (%) 0.0 88.5 92.4 93.0 93.0 93.0 92.4
Power Factor (%) 6.5 51.0 71.0 79.0 82.0 82.5 83.0
Speed (RPM) 3,600 3,588 3,578 3,565 3,560 3,550 3,540
Temp. Rise @ FL 0.0 0.0 0.0 0.0 45.0 60.0 75.0
Torque (ft-lbs) 0.00 27.50 55.00 83.00 111.00 128.00 140.00
Catalog #:U449A
Part #:365TSTDS16008
List Price: $12,195.00
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