Principles of Medium and Large AC Motors
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Trainingbreadcrumb separatorPrivate Seminarsbreadcrumb separatorPrinciples of Medium and Large AC Motors

Principles of Medium and Large AC Motors, 2nd Ed.

Available in NEMA or IEC focus

Course length: Two days
Available as a condensed course: Available in half day sessions (see list)
Maximum number of students: 30

Course description
"Principles of Medium and Large AC Motors" is highly rated by attendees. The seminar and its companion second edition manual, was originally produced by Austin Bonnett, EASA's education and technology consultant, in collaboration with EASA's Technical Support Specialists.

While the course covers horizontal and vertical squirrel-cage induction motors in the 50 to 5,000 horsepower range, low- and medium-voltage, most of the principles covered apply to other sizes as well. This course and manual are available covering either NEMA or IEC motors.

Seminar highlights include:

  • Motor nomenclature & definitions
  • Motor enclosures
  • Typical motor applications
  • Safety & handling considerations
  • Basic motor theory
  • Motor standards
  • Stators
  • Squirrel cage rotors
  • Shafts
  • Bearings & lubrication
  • Motor accessories & terminal boxes
  • Test & inspection procedures
  • Motor alignment, vibration & noise
  • Storage procedures
  • Synchronous machines

Instructor(s) available to teach the course: 

  • Tom Bishop, PE, EASA Senior Technical Support Specialist
  • Mike Howell, PE, EASA Technical Support Specialist
  • Chuck Yung, EASA Senior Technical Support Specialist

Cost

  • Chapter/Region fee (+expenses): $3600 + $45/student
  • Member company fee (+expenses): $5300 + $60/student
  • Nonmember fee (+expenses): $8800 + $65/student
  • (Additional fees may apply if travel time exceeds 5 hours. Contact EASA for details.)

Condensed courses available

Stators, Rotors and Accessories (Half day)
Discussion will cover methods, materials and recommended repair practices as they relate to medium and large AC motor stators, rotors and accessories.

  • Stators
    • Windings
    • Insulation systems
    • External connections
    • Motor starting considerations
  • Rotors
    • Construction
    • Testing
  • Accessories
    • Winding and bearing temperature protection
    • Space heating
    • Other accessories

- Chapter/Region fee (+ expenses): $1200 + $45/student
- Member company fee (+ expenses): $2300 + $60/student
- Non-member fee (+ expenses): $4200 + $65/student

Safety and Handling, Shafts, Rotors, Assembly and Dynamics (Half day)
This half-day course addresses medium and large AC motor safety and handling considerations, shafts, bearings and lubrication, and alignment, vibration and noise. Discussion will cover methods, materials and recommended repair practices as they relate to medium and large AC motor safety and handling considerations, shafts, bearings and lubrication, and alignment, vibration and noise.

  • Safety and handling considerations
    • Motor selection
    • Lifting
    • Motor operation safety considerations
  • Shafts
    • Materials
    • Failure analysis, causes and modes
  • Bearings and lubrication
    • Rolling element bearings
    • Lubrication of rolling element bearings
    • Bearing load
    • Sleeve bearings
    • Lubrication of sleeve bearings
    • Vertical motor bearing systems
  • Alignment, vibration and noise
    • Alignment and misalignment
    • Vibration
    • Balance
    • Motor noise and sound

- Chapter/Region fee (+ expenses): $1200 + $45/student
- Member company fee (+ expenses): $2300 + $60/student
- Non-member fee (+ expenses): $4200 + $65/student

Course manual available for sale

Unable to participate in this training event? The manual that accompanies this seminar is available for sale.

BUY NOW

Schedule a private seminar

To schedule a private seminar for your group, contact:

Dale Shuter, CMP
Meetings & Expositions Manager
+1 314 993 2220, Ext. 3335
dshuter@easa.com

Hosting requirements

In addition to the seminar fees, the seminar sponsor will be responsible for:

  • All seminar promotion involved
  • Breaks (if provided)
  • Meeting room (approx. 1,000 square feet)
  • Instructor's travel and living expenses
  • Audio/visual equipment
  • Shipping costs of materials
  • Meals (if provided)