This course is based on the article, Modern VVVF Drives, published in the February 2010 issue and counts as 1 Contact Hour (0.1 CEU) towards recertification. Approved by: NAEC for CET/CAT, QEI Services and NAESA for QEI (A maximum of 0.2 CEU for online courses per annual renewal period can be applied towards maintenance of qualifications for certified inspectors.) and the states of Florida, Pennsylvania, Arkansas, Kentucky, Virginia and West Virginia.
Learning Objectives - After reading this article, you should have learned about:
- Types of VVVF drives
- The comparison of a VVVF inverter to a vector drive
- Power consumption of AC-VVVF drives
- The sizing of a drive
- Advantages of a DC drive unit
Enrollment Procedures:- Include your full name when purchasing the online course.
- Within 2 to 3 business days you will receive an email with the article and instructions for taking the exam.
- Study article.
- Use the provided online link, ID, and Password to login to the Online Testing Center.
- If you scored 80% or above you can immediately print your certificate of completion. If you score below 80% you will have up to two free retakes.