Welcome to the fall issue of JADE Learning's email newsletter. Featured in this issue is information about installations above a lay-in ceiling, animations on grounding, a fun electrical game, and news from the Board.

Thanks again for selecting JADE Learning as your continuing education provider. Sign up online at JADE Learning and complete a course. All of our courses have been approved for license renewal credit.

Remember to contact us at: newsletter@jadelearning.com if you would like to share an experience, idea, or installation tip with other electrical professionals.

David Burtt, JADE Learning

 

320.22(C) Other Space Used for Environmental Air

Wiring methods include: MI Cable, MC Cable without nonmetallic covering, AC Cable, Cables that are listed for the use (such as Plenum rated computer, telephone, and fire alarm cable), EMT, FMC, IMC, RMC, FMT.

Equipment for use above lay-in ceilings must be in a metal enclosure or a nonmetallic enclosure listed for the use. Click here to continue the article.

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Grounding Animations

These three animations demonstrate the basics of grounding a utility-supplied, grounded AC system. Click on each image to view.

Normal Current Flow

Ground Fault

Code Violation