|
Welcome!
Happy 2010 and welcome to our first newsletter of the year. Featured in this issue are animations on grounding, fun activities, and our new Question of the Season.
Thanks again for selecting JADE Learning as your continuing education provider. Sign in online at JADE Learning and complete a course. As always, 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
Did You Know?
Grounding A Service
Click the image below for a quick review of bonding and grounding a service with multiple enclosures. See how the conductors are sized and installed according to Article 250 of the 2008 NEC. The demonstration shows the correct size and placement of the grounded neutral conductor, the grounding electrode system, the bonding jumper on the supply side of the service, and the main bonding jumpers in each enclosure.
Question of the Season
What is the minimum size grounding electrode conductor required for a service that is supplied by three, 500 kcmil ungrounded conductors per phase?
a.) 1/0
b.) 2/0
c.) 3/0
d.) 4/0
Know the answer? Email us at: newsletter@jadelearning.com. The first two people to respond with the correct answer and their name and mailing address will receive a prize from JADE Learning.
|
 |
|
North Carolina Licensees
Click here to see how many continuing education credits you currently have. Don't forget that half of your hours must come from a classroom course. Sign up for a class at: www.jade1.com/signup. View and print a schedule of our upcoming classes here.
The North Carolina Board of Examiners of Electrical Contractors adopted some new rules as of January 1, 2010. Click here to see the new rules.
You can now complete your license renewals online if the Board has your email address. If the NCBEEC doesn't have your email address, and you would like to renew online, call: 919-733-9042.
|
 |
|
Motor Calculator
This motor calculator from J&L Electric in Burley, Idaho is a quick way to select motor circuit components. Give it a try!
www.jandlelectric.net/motorcalc
Hangman Game
Click here to play the JADE Learning Hangman Game!
|
|
|
