Marathon 200 HP Definite Purpose AC Motor, 3 phase, 1200 RPM, 460 V, 447,449T Frame, TEFC - Y855

Catalog #:Y855
Part #:449TTFS8576
  • Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
  • NEMA Design C 4140 Shaft Material
  • Roller Bearing on Drive End for belted loads
  • 1.15 Service Factor
  • 80C rise at rated load
  • Class F insulation
  • Inpro® Smart Ring, rotating shaft seals on each end of shaft
  • Internal and external epoxy paint
  • Brass drain and breather
  • Actual test and vibration data supplied with each motor
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Weight:3,098.00 LB

General Specifications

Weight: 3,098.00 LB Packaged Length: 56 IN
Packaged Width: 46 IN Packaged Height: 32.05 IN

Nameplate Specifications

Output HP: 200 Hp Output KW: 149 kW
Frequency: 60 Hz Voltage: 460 V
Current: 245 A Speed: 1190 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 94.5 % Power Factor: 80.5
Duty: CONTINUOUS Insulation Class: F
Design Code: C KVA Code: G
Frame: 447/449T Enclosure: TEFC
Thermal Protection: NOT Ambient Temperature: 40 °C
Drive End Bearing Size: NU322 Opp Drive End Bearing Size: 6319
UL: Recognized CSA: Y
CE: Y IP Code: 55

Technical Specifications

Electrical Type: SQ CAGE IND RUN Starting Method: PWS & YDRUN
Poles: 6 Rotation: REV
Resistance Main: 0.0155 Ohms Mounting: RIGID
Motor Orientation: HORIZONTAL Drive End Bearing: ROLLER
Opp Drive End Bearing: BALL Frame Material: CAST IRON
Shaft Type: T Overall Length: 51.84 in
Frame Length: 28.75 in Shaft Diameter: 3.38 in
Shaft Extension: 8.81 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 1,300.00 531.0 1,600.00 181.0 600 200.00
No Load 92.50 38.0 0.00 0.0 1,200 200.00
2/3 1,150.00 469.0 1,775.00 201.0 850 200.00
Locked-Rotor 1,450.00 592.0 1,825.00 206.0 0 30.0 200.00
1/3 1,400.00 571.0 1,550.00 175.0 300 200.00
Break-Down 750.00 306.0 1,950.00 221.0 1,150 59.0 200.00
Full Load 245.00 100.0 884.00 100.0 1,190 200.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 92.50 110.00 146.00 194.00 245.00 282.00 305.00
Rated Output (KW) 4.00 41.00 79.00 118.00 157.00 180.00 197.00
Efficiency (%) 0.0 90.2 94.1 94.5 94.5 94.5 94.1
Power Factor (%) 3.5 46.0 68.0 77.0 80.5 81.0 81.0
Speed (RPM) 1,200 1,197 1,195 1,192 1,190 1,188 1,185
Temp. Rise @ FL 0.0 0.0 0.0 0.0 75.0 105.0 0.0
Torque (ft-lbs) 0.00 220.00 440.00 662.00 884.00 1,015.00 1,110.00
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