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FAQs - Frequently Asked Questions


  1. How do electric motors work?

  2. Why should I choose an electric motor over a gas engine?

  3. How often should I lubricate the bearings in my motor?

  4. Should I rewind my motor or just replace it?

  5. How much could I save if I replace my oversized motor with a properly sized motor?

  6. Should I replace a failed standard motor with a high efficiency motor? What if the motor to replace is still operable?

  7. Is it economically beneficial to add an adjustable speed drive to a motor with a variable torque load? A constant torque load? A constant horsepower load?

  8. What are the affinity laws for fans and pumps?

  9. What information is available on the motor nameplate?

  10. How does an electromagnet work?

  11. What is the difference between a three phase motor and a single phase motor?

  12. What kind of enclosure do I need for a wet or dirty environment?

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