Integral Horsepower AC Motors

These motors, designed for industrial and commercial applications, range in size from one horsepower to 400 horsepower for general purpose applications and up to 800+ horsepower for custom designs. They are available in two-pole, four-pole or six-pole configurations from stock, as well as, eight-pole and slower as custom designs. This product line includes open dripproof, totally enclosed fan cooled (TEFC), TEFC-severe duty, IEEE 841, explosion proof and inverter duty operation models. Our specialty product line includes washdown models for food service applications and motors designed for use with variable frequency drives.

Century® Commercial and Industrial Motors

General Purposes

• 1 - 400 Horsepower
• Rugged Century® and Century® Industrial are the backbone of our commercial and industrial line. These integral horsepower motors come in a wide range of ratings with styles and special features that make them the leading choice in tough industrial applications.
• Century® E-Plus and E-plus 3® motors offer energy-efficient designs and value-added features for industrial blower, pump, compressor, and conveyer equipment. These totally enclosed fan-cooled (TEFC) motors are designed for continuous duty and come in sizes ranging from 20 through 400 horsepower.
• Speed Engineered® inverter-duty motors are designed, built, and tested to be 100 percent corona free. These motors were developed for use with variable frequency drives and offer the special corona protection that traditional motors can't provide.

Special Purpose and Custom Design

• 1 - 800+ Horsepower
• Multi-Mount motors offer special features such as C-flange, drip covers, vertical and horizontal mounting options, and easy brake kit installation. Their versatility and dependability make them the motor of choice for numerous customers.
• Rapid Response Center - Many of our motors may be easily and quickly adapted to your small lot special needs in the A.O. Smith Rapid Response Center located in LaVergne (Nashville), Tennessee.
• These unigue products celebrate their 100th year of providing custom AC motor technology to machinery manufacturers worldwide.
• A.O. Smith designs, builds and tests at the McMinnville, Tennessee custom motor center.

Designs include:

• Water-cooled wound rotor
• Synchronous induction
• Copper bar rotor
• High-Speed
• High torque/slip
• Washdown

Applications include:

• Crane-hoist
• Elevator
• Laundry machinery
• Machine tool
• Offshore drill rigs
• Clean room ventilation
• Pumps, fans & compressors

For more information, please refer to Catalog #950 on our "Catalog" page.