|  This group of violations was swaying in the breeze when Russ stopped his vehicle to take a closer look. First, electrical metallic tubing (EMT) can’t be used to support luminaires or other equipment. This is a violation of Sec. 358.12(2) and 314.23(F). |
|
Advertisement |  Corrosion-Resistant Electrical Conduit Discover how this conduit & piping support system offers tough, corrosion-resistant components that have been successfully used in many highly corrosive applications. Download our case study to learn about the benefits. Click here to learn more | | |
|
|  Test your knowledge of the NEC with this challenging quiz question from NEC consultant John Lupacchino. When is ground fault protection of equipment required for branch circuits? |
|
Advertisement |  Cool Electronic Cabinets Stop electronic control downtime due to heat, dirt & moisture. Cabinet Cooler Systems produce 20 degree Fahrenheit air from ordinary compressed air to cool electrical controls. Cabinet Coolers are UL Listed, CE compliant and maintain the NEMA rating. Click here to learn more | | |
|
Members Only |  PREMIUM CONTENT: In this episode of “EC&M Tech Talk,” Randy Barnett, a journeyman electrician, electrical instructor, inspector, author, trainer, and electrical safety expert, discusses the construction, application, and NEC rules for the installation of flexible cords and flexible cables. |
|
Advertisement |  8 Key Revisions to NFPA 70E In this Top Tips, learn eight recent changes to NFPA 70E – with specific sections referenced in parentheses – that contractors must be aware of to comply with OSHA regulations and client requirements. Click here to learn more | | |
|
|  Despite popular misuse of the term, conduit does not include electrical metallic tubing. Chapter 3 covers conduit and tubing, metallic and non-metallic. Don’t default to the idea that metallic is stronger than non-metallic and, thus, always preferable. |
|
|  Fill in the blank. Reconditioned circuit breakers shall be listed as “reconditioned” and the original listing mark shall be _____. |
|
Members Only |  PREMIUM CONTENT: In this episode, EC&M Editor-in-Chief Ellen Parson and longtime Code Consultant Russ LeBlanc discuss when and if a trifecta of GFCI protection may be needed to ensure Code-compliant installations for certain appliances, such as a drinking water cooler or bottle fill station. |
|
|  Overcurrent protection is covered in Article 240, so Article 242 was created to address overvoltage protection. To make the distinction between surge protection devices (SPDs) and surge arrestors clear, the voltage level is stated. Part II of Article 242 is for voltage protection at 1,000V or less (which means SPDs) and Part III is for voltage protection above 1000V (which means surge arrestors). |
|
|  During the last year, EC&M editors posted quizzes so readers could test their knowledge of the 2020 National Electrical Code skills. Each quiz features three questions that are presented in a true/false, fill-in-the-blank, or multiple choice format. The answer to each question is offered up on a separate slide, which follows the question. Here are the 10 quizzes (listed in descending order) that readers enjoyed the most last year. See links on each slide to the full quizzes. |
|
|  Geared toward electrical apprentices, this article explores why a structured approach to navigating the National Electrical Code is so important. This article will provide electrical apprentices, seasoned journeymen, and electrical license test candidates with tips, tricks, and efficient ways to navigate the NEC, streamlining the process and saving you time, energy, and, most of all, stress. |
|
|  Test your knowledge of the NEC with this challenging Q&A from Code Consultant Mike Holt. What are the Code requirements for using a flexible cord to connect an in-sink waste disposal? |
|
|  If you ever plan to become a foreman or a licensed master electrician, your skill set must include the ability to layout a job from conception. An important step in this process is learning how to design and size service feeder conductors. Let’s take a closer look at the steps involved in this important task. |
|
|  The green wire in this photo is a grounding electrode conductor (GEC) for the power service on a building. It connects to ground rods driven into the earth. Section 250.64(B) requires GECs 6 AWG and larger to be protected by rigid metal conduit (RMC), intermediate metal conduit (IMC), Schedule 80 PVC conduit, Type XW reinforced thermosetting resin conduit (RTRC-XW), EMT, or cable armor. |
|
Members Only |  Take our monthly quiz to find out how much you know about the NEC, and enter for a chance to win a $25 gift card to Amazon, Cabela's, or iTunes! |
|
|
|
