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Home > Electric Motors > Discontinued Electric Motors > MARATHON Discontinued AC Motors > 250HP MARATHON 3600RPM 445TS 460V DP 3PH MOTOR E757

250HP MARATHON 3600RPM 445TS 460V DP 3PH MOTOR E757

Catalog Number:  E757
Model Number: 445TSTDS4001
Description:  250HP,3600RPM,445TS,460V,DP,3PH,60/50HZ
Ship Weight:  1321 lbs.

This Marathon motor is a Build To Order product and factory lead times are approximately 3-8 weeks after receipt of order. For exact lead times or other interchangeable products please contact our sales team for particulars.

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.

APPLICATIONS: General purpose with continuous duty rating. Standard operating characteristics and mechanical construction for use under usual service conditions without restriction to a particular application or type. Not for outdoor use.

FEATURES:

  • Cast Iron frame
  • Dripproof
  • Rigid base
  • No thermal protection
  • 2 3/8" shaft diameter
  • Ball bearings
  • 1.15 Service Factor
  • Accepts C-face kit catalog number A231
  • Part Winding Start Capability
  • Rated 60/50 hertz, 190/380 or 380 volt at next lower horsepower
  • Efficiency levels meet EISA requirements
  • UL Recognized and CSA Certified
  • Footnotes: PW,68

Phase 3 Insulation Class B
Frame 445TS Duty CONTINUOUS
Enclosure DP Ambient 40
Mounting Rigid NEMA Design B
Orientation HORIZONTAL Starting Type PART WINDING START
Assembly F1 (F2 Modification Available) KVA Code F
Drive End Bearing BALL IP Code 12
Opposite End Bearing BALL    
Drive End Bearing Size 6313    
Opposite End Bearing Size 6313    
Weight 1406 LB lbs    
CE Y CSA Y
UL Recognized Construction
Thermal Protection
250HP MARATHON 3600RPM 445TS 460V DP 3PH MOTOR E757
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Image for quick reference only
Manufacturer Part Number: E757
Stock # E757

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