LEESON Electric Corporation  

Severe Duty Motors

 
 
Our line of TEFC, Severe Duty, Three-phase AC motors provide both premium energy-efficiency and outstanding performance. They meet the energy efficiency requirements of the United States and Canada for general-purpose industrial motors as well as meeting the Premium motor efficiency levels. 
 
Applications:
Designed specifically to meet severe duty environments that you may find in applications such as chemical plants, foundries, pulp and paper mills, waste management facilities, refineries, above ground mines or other applications that demand corrosion protection for long motor life and dependability.
Features Include:
  • Industry leading 1.15 service factor – some motors rated at 1.25 S.F.
  • Superior speed-torque curves - not only do these motors meet all NEMA Design B requirements, in most cases they also have Design C starting torques.
  • Two levels of  Energy efficiency levels -  Premium and EPAct
  • Inverter rated
  • Full cast iron construction
  • Premium Class F Plus insulation system (rated at 160°C vs. 155°C)
  • Surpassed 300 hours in salt fog test with no degradation.
 
Available Sizes: LEESON Wattsaver Plus – Rigid Base
Horsepower 7.5 to 20 3 to 20 3 to 20
Speed (RPM) 3600 1800 1200
Frame Sizes 213-256T 182-256T 213-286T
 
Available Sizes: Lincoln Severe Duty – Rigid Base
Horsepower 1.5 to 350 1 to 700 1 to 500
Speed (RPM) 3600 1800 1200
Frame Sizes 143-449TS 143-5013LS 145-5013LS
 
Available Sizes: Lincoln Severe Duty – C-Face with Base
Horsepower 1.5 to 350 1 to 400 1 to 400
Speed (RPM) 3600 1800 1200
Frame Sizes 143-449TSC 143-449TC 145-449TC
 
Available Sizes: Lincoln Severe Duty – C-Face less Base
Horsepower 1.5 to 20 1 to 20
Speed (RPM) 3600 1800
Frame Sizes 143-256TC 143-256TC
 
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Catalog Pages -
Severe Duty Motors