It has been a busy summer with classes in North Carolina, a renewal deadline in Florida, and fresh paint in our office interior. It will also be a busy fall since we are currently working on our 2011 NEC Changes courses. We're planning to have the new courses available online in January.
Please send us an email at: email@example.com if you would like to share an experience, idea, or installation tip with other electrical professionals.
David Burtt, JADE Learning
Red Tag / Green Tag
I have an outdoor HVAC unit and a receptacle outlet in the crawlspace within 25 ft. of the outdoor HVAC unit. I did not install an outlet for the HVAC unit because I thought the receptacle in the crawl space could serve as the required outlet for the HVAC unit. The installation was red tagged.
Photovoltaics: Part 1 - System Design and Layout
First in a three part series about photovoltaics, this article will focus on the basic design and layout of a photovoltaic (PV) array. Following are some important questions to consider when installing a system: 1.) How much energy needs to be generated?, 2.) Where will the system be located?, 3.) What kind of system will be installed?, and 4.) Total cost?.
Click on the image below to continue the article.
Question of the Season
In a solar photovoltaic system that is tied into the utility grid, the output from the Inverter is backfed into a circuit breaker in a panelboard that is supplied from the utility. If the circuit breaker that is backfed from the inverter is a plug-in type, is an additional fastener required to secure the circuit breaker in the panelboard?
a.) Yes, it's required in states that have adopted the 2005 NEC or 2008 NEC.
c.) Yes, but it's only required in states that have adopted the 2008 NEC.
Know the answer? Email us at: firstname.lastname@example.org. The first two people to respond with the correct answer and their name and mailing address will receive a prize from JADE Learning.
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L&I is currently accepting proposals for the new WAC. This period ends October 8th, so if you have suggestions, hurry online to L&I's web site.
Also, starting October 1st, 2010, L&I is increasing the electrical permit and licensing fees. For more information, go to new regulations.
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You Tube Video
Worst Electrical Work Ever; Click here to see more electrical work that is red-tag worthy!
2010 Sticker Campaign
August WInner George Tiffany, sky diving over central Florida
If you haven't entered our sticker contest yet, there's still time. We'll be awarding additional prizes over the next few months. It's so easy, all you have to do is 1.) Get a JADE Learning sticker by clicking here or calling 1-800-443-5233. 2.) Put your sticker somewhere interesting. 3.) Take a picture. 4.) Email it to: email@example.com, Text it to: 919-332-9317, or Mail it to: JADE Learning, PO Box 17228, Raleigh, NC 27619.