Basics of AC Motors Course
Free Course on Electrical Theory
Welcome to the third course in the STEP 2000 series, Siemens Technical Education Program.
The course is a FREE self-study Electrical Engineering course designed to increase your automation and control knowledge at your own pace.
These courses are a fantastic study guide for students and also serve as a useful refresher course for engineers who are a long time out of college.
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(Photo Credit Siemens ) |
This course covers Basics of AC Motors
Upon completion of Basics of AC Motors you should be able to:
• Explain the concepts of force, inertia, speed, and torque
• Explain the difference between work and power
• Describe the construction of a squirrel cage AC motor
• Describe the operation of a rotating magnetic field
• Calculate synchronous speed, slip, and rotor speed
• Plot starting torque, accelerating torque, breakdown
torque, and full-load torque on a NEMA torque curve
• Apply derating factors as required by an application
• Describe the relationship between V/Hz, torque, and
horsepower
• Match an AC motor to an application and its load
• Identify NEMA enclosures and mounting configurations
The course contents are listed below
- Introduction
- AC Motors
- Force and Motion
- AC Motor Construction
- Magnetism
- Electromagnetism
- Developing a Rotating Magnetic Field
- Rotor Rotation
- Motor Specifications
- NEMA Motor Characteristics
- Derating Factors
- AC Motors and AC Drives
- Matching AC Motors to the Load
- Enclosures
- Mounting
- Siemens Motors
- Above NEMA Motors
- Review Answers
This course has been developed by Siemens and can be downloaded from the below link.
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