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January 2011 The Application of Electromechanical Spring-Set Brakes in MRL

Publication Date: 2011
Article Link: Read Article


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SPECIAL NOTICE: Please check each course for verification of approval before purchasing.

This test is based on the article, The Application of Electromechanical Spring-Set Brakes in MRL Machines published in the January 2011 issue and counts as one contact hour (0.1 CEU) of elevator-industry continuing-education credit. Most courses are approved by NAEC for CET/CAT and NAESAI for QEI and in the following states: Alabama, Arkansas, Colorado, Florida, Georgia, Illinois, Indiana, Kentucky, Maryland, Mississippi, Missouri, Oklahoma, Pennsylvania, Vermont, Virginia, Washington, West Virginia, Wisconsin.

Learning Objectives - After reading this article, you should have learned about:

  • The basic components and operation of a DC electromagnetic spring-applied brake
  • The options commonly configured to spring-applied brakes for elevator applications
  • Switching methods used to improve the response time of DC brakes
  • Brake designs used to dampen noise during operation
  • Redundant brake designs and their application as a safety brake

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  2. For articles, click the "Read Article" tab above to download and study the article. For other courses, be sure to purchase the corresponding book.
  3. Include your full name when purchasing the exam.
  4. Follow the instructions on the purchase confirmation page to log in to the Online Testing Center.
  5. If you scored 80% or above you can immediately print your certificate of completion. If you fail the exam, you will be given instructions on how to pay a re-take fee and take the exam again.

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