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300HP MARATHON 1800RPM 447/9T 460V TEFC 3PH MOTOR L462

Catalog Number:  L462
Model Number:  449TTFS8037
Description:  300HP,1800RPM,447/449T,460V,TEFC,3PH,60/50HZ
Ship Weight:  2717 lbs.

This Marathon Motor Can Only Ship Ground Freight
For expedited needs please contact our sales team.

APPLICATIONS: Blue Chip General Purpose use on pumps, fans, blowers, compressors, conveyors, and other industrial machinery installed in damp, dusty, or dirty environments. Additionally, cast iron frame motors may be suitable for the process industries.


  • Rigid base
  • Cast iron frame construction
  • Totally Enclosed, fan cooled
  • 1.10 Service Factor
  • Class H Insulation
  • Shaft slinger, regreasable bearings (182T and larger), lead lugs (364T and larger), and bearing caps on 444T and larger
  • Roller Bearing on shaft end for belted load only
  • 12 Leads for WYE-DELTA, Part Winding on low voltage, or across-the-line starting
  • UL Recognized and CSA Certified
  • Two year warranty
  • Efficiency levels meet EISA requirements
  • Rated 60/50 hertz, 190/380 or 380 volt at next lower horsepower
  • Footnotes: H, RB, YD, 68

This product must be installed and serviced by a qualified technician, electrician, or electrical maintenance person familiar with its operation and the hazards involved. Proper installation, which includes electrical connections, fusing or other current protection, and grounding, can reduce the chance of electrical shocks, and fires, in this product or products used with this product, such as electric motors, switches, coils, solenoids, and relays. Do not use this product in an explosion-proof application.

Phase 3 Insulation Class H
Frame 447/449T Duty CONTINUOUS
Enclosure TEFC Ambient 40
Mounting Rigid NEMA Design B
Orientation HORIZONTAL Starting Type PWS & YDRUN
Assembly F1 (F2 Modification Available) KVA Code G
Drive End Bearing ROLLER IP Code 43
Opposite End Bearing BALL    
Drive End Bearing Size NU319    
Opposite End Bearing Size 6318    
Weight 2717 LB lbs    
UL Recognized Construction
Thermal Protection  
300HP MARATHON 1800RPM 447/9T 460V TEFC 3PH MOTOR L462
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Image for quick reference only
Manufacturer Part Number: L462
Stock # L462

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