Marathon 200 HP Definite Purpose AC Motor, 3 phase, 1200 RPM, 460 V, 447,449T Frame, EPFC - U091

Catalog #:U091
Part #:449TTGS4088
  • 10:1 Variable torque, see Inverter Duty column for constant torque
  • MAX GUARD® Class F insulation
  • Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
  • Internal and external surfaces treated with epoxy paint
  • 1.15 Service Factor on sinewave or 1.0 Service Factor on IBGT power
  • Precision balanced to .08”/sec, Extended grease tubes
  • Normally closed thermostats (must be connected to control circuit)
  • Meets temperature code T3B, Shaft slinger, Nameplated 60/50 Hz, 190/380 Volts, at next lower HP, as noted
  • Ball Bearings (except as noted), Ball Bearings (except as noted)
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Weight:2,878.00 LB

General Specifications

Weight: 2,878.00 LB Packaged Length: 56 IN
Packaged Width: 46 IN Packaged Height: 28.6 IN

Nameplate Specifications

Output HP: 200 Hp Output KW: 149 kW
Frequency: 60 Hz Voltage: 460 V
Current: 243 A Speed: 1190 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 95 % Power Factor: 81
Duty: CONTINUOUS Insulation Class: F
Design Code: B KVA Code: G
Frame: 447/449T Enclosure: EPFC
Thermal Protection: NOT Ambient Temperature: 40 °C
Drive End Bearing Size: NU319 Opp Drive End Bearing Size: 6318
UL: No CSA: N
CE: N IP Code: 54

Technical Specifications

Electrical Type: SQ CAGE INV RATED Starting Method: LINE OR INVERTER
Poles: 6 Rotation: REV
Resistance Main: 0.0185 Ohms Mounting: RIGID
Motor Orientation: HORIZONTAL Drive End Bearing: ROLLER
Opp Drive End Bearing: BALL Frame Material: CAST IRON
Shaft Type: T Overall Length: 51.85 in
Frame Length: 28.75 in Shaft Diameter: 3.38 in
Shaft Extension: 8.76 in Assembly/Box Mounting: F1 ONLY

Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (ft-lbs) (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
2/3 1,350.00 556.0 1,500.00 170.0 800 200.00
Pull-Up 1,400.00 576.0 1,250.00 142.0 600 200.00
Full Load 243.00 100.0 883.00 100.0 1,190 200.00
1/3 1,450.00 597.0 1,200.00 136.0 400 200.00
No Load 92.00 38.0 0.00 0.0 1,200 200.00
Locked-Rotor 1,450.00 597.0 1,400.00 159.0 0 27.0 200.00
Break-Down 950.00 391.0 2,500.00 283.0 1,150 60.0 200.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 92.00 106.00 145.00 190.00 243.00 270.00 298.00
Rated Output (KW) 4.00 41.00 79.00 118.00 157.00 181.00 197.00
Efficiency (%) 0.0 90.2 94.1 95.0 95.0 95.0 94.5
Power Factor (%) 5.5 48.0 69.0 78.0 81.0 82.0 82.5
Speed (RPM) 1,200 1,196 1,194 1,192 1,190 1,188 1,185
Temp. Rise @ FL 0.0 0.0 0.0 0.0 80.0 110.0 0.0
Torque (ft-lbs) 0.00 220.00 440.00 661.00 883.00 996.00 1,107.00
Catalog #:U091A
Part #:449TTGS16585
List Price: $46,687.00
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