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Home > Electric Motors > Discontinued Electric Motors > MARATHON Discontinued AC Motors > 1HP MARATHON 1800RPM 143TC TENV 208-230/460V 3PH MOTOR N358

1HP MARATHON 1800RPM 143TC TENV 208-230/460V 3PH MOTOR N358

Catalog Number: N358
Model Number: 143TTVR5331
Description: 1HP,1800RPM,143TC,208-230/460V,TENV,3PH,60/50HZ
Brake Rating: 6 Lb/Ft
Ship Weight:  42 lbs.

APPLICATIONS: Designed for superior extended service in severe environments. Typical applications include machine tools, conveyors, door operators, speed reducers, and any application requiring quick stop and hold during frequent sanitation procedures using high pressure cleaning with concentrated caustic solutions, areas of high humidity and in chemical environments.


  • C-Face with base
  • Totally enclosed non ventilated
  • 7/8" Shaft Dimensions
  • Brake Rating 6 Lb/Ft
  • 10:1 Variable torque, 1000:1 Constant torque
  • MAX GUARD® Class F insulation system
  • 1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
  • Double sealed ball bearings
  • 303 Stainless steel shaft with spring loaded contact seals in each endshield
    (Drive end only on TENV motors)
  • Cast oversized conduit box with high temperature nitrile gaskets and
    threaded entrance
  • Plugged drain holes in each endshield for all angle mounting
  • Internal corrosion resistant coatings on frame, base, endshields, rotor and stator
  • USDA-approved, white epoxy RUST-OLEUM® paint
  • UL Recognized, CSA Certified and CE Mark
  • Footnotes: N

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 F
Frame 143 C Duty CONTINUOUS
Enclosure TENV Ambient 40
Mounting C-Face Rigid NEMA Design B
Orientation HORIZONTAL Starting Type ACROSS THE LINE
Assembly F1 ONLY KVA Code M
Drive End Bearing BALL IP Code 55
Opposite End Bearing BALL    
Drive End Bearing Size 6205    
Opposite End Bearing Size 6203    
Weight 42 LB lbs    
UL Recognized Construction
Thermal Protection  
1HP MARATHON 1800RPM 143TC TENV 208-230/460V 3PH MOTOR N358
Click Image to Enlarge
Image for quick reference only
Manufacturer Part Number: N358
Stock # N358

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