|  | | | | | In Episode 14 of “EC&M Asks,” a video series featuring subject matter experts (SMEs) answering reader-submitted questions regarding popular electrical topics, Ron Widup, vice chairman, board of directors, and senior advisor of technical services for Shermco Industries covers bus duct basics. He addresses the basic construct of a bus duct, how to avoid... |
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| | Advertisement | Rated 30A and up to 25HP, the CDS Series can satisfy most line disconnect requirements. With a clean labelless design, disconnects are rated NEMA 4X, IP69K and NSF Certified. Units are drop-in compatible with industry standard footprint. |
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| | | With today’s smartphones, making a decent quality video is easy to do. You can use videos to improve maintenance functions in many ways. Here are six functions to consider. |
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| | Advertisement | Online Technician Certificates, in Automation, Electronics, EV, Electromechanical, PLCs and Robotics. Develop your technical skills using simulation software for a programming experience in a virtual manufacturing environment. |
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| | | The company you work for manufactures its own products. It recently bought a supplier of key components. The idea behind this vertical integration was to better manage production of those components, which were often delivered late. The supplier’s factory is only a short drive from your own, and that was another “plus” in the decision to integrate.... |
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| | Advertisement | The average reliability of electrical components drops by 50% for every ten-degree rise above maximum operating temperature. Closed-loop cabinet cooling protects heat-sensitive equipment to boost efficiency, improve reliability, and extend lifespan. |
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| | | The NEC requirements specific to generators are in Art. 445. A generator is essentially a motor that is configured to supply power when rotated, rather than rotate when power is supplied to it. Yet while Art. 430 is the longest article in the NEC, Art. 445 is among the shortest. That’s because the energy supply to a generator is kinetic rather than... |
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| | | A snapshot of which U.S. states rank highest when it comes to mass adoption and preparedness of electric vehicles |
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| | | The U.S. Occupational Safety and Health Administration’s (OSHA) Directorate of Enforcement Programs Kevin Druley presented OSHA’s Top 10 most frequently cited safety standards for 2022. Announced on Sept. 20, 2022 during the 2022 National Safety Council (NSC) Safety Congress & Expo, the list remains relatively unchanged compared to past years. |
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| | | Don't miss the industry's latest product innovations, chosen by the editors of EC&M. This gallery features work boots, boxes, fixtures, tools, and more. |
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| | | A new survey finds they can be a pain. Their quirkiness, however, may find other productive outlets in the work world. The findings may be notable given Gen Z’s size — some 86 million people born since 1996 — and the dependency employers will have on that group filling open positions into the future. And it could be especially pertinent to employers... |
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| | | As more electric vehicles hit the road, more drivers seem to be hitting a wall with the battery charging experience. Media coverage and studies of the problem of malfunctioning charging stations have been growing, feeding the narrative that electric vehicles aren’t ready for prime time. And that’s a potentially critical issue given commitments that... |
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| | | Fill in the blank. Receptacles installed in a dwelling unit kitchen to serve countertop surfaces shall be supplied by not fewer than _____ small-appliance branch circuits. |
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| | | Federal workplace safety inspectors recently examined how a 36-year-old worker suffered fatal electrocution in a Maplesville, Ala., paper mill found his employer willfully violating safety standards, including disregarding hazardous energy control procedures that protect employees performing maintenance on machinery. |
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| | | In Episode 13 of “EC&M Asks,” a video series featuring subject matter experts (SMEs) answering reader-submitted questions regarding popular electrical topics, Randy Barnett, a journeyman electrician, inspector, author, trainer, and electrical safety expert covers audience questions about temperature limitations spelled out in NEC Sec. 110.14 along ... |
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| | | Fill in the blank. The _____ of electric vehicle supply equipment located indoors shall be located not less than 18 in. above the floor level. |
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| | | Do you know the rules for installing the four types of metal conduit listed in the NEC? The NEC Articles covering conduit start with Art. 342 and end with Art. 356. The first four conduits are the metal ones |
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| | Advertisement | With a spotlight on electrical products and systems, the Facilities Expo has solutions for any building challenges you might face. Here you will learn from industry experts, network, and explore our solution packed exhibitor floor—all for free! |
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| | | As first-generation LEDs reach the end of their useful lives, there’s a rare opportunity to significantly boost the energy efficiency of commercial lighting systems by pairing the installation of new LEDs with networked lighting controls (NLC). Here's how electrical contractors can make networked lighting controls more affordable, attractive, and useful... |
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| | | Do you know the rules for installing the four types of metal conduit listed in the NEC? The NEC Articles covering conduit start with Art. 342 and end with Art. 356. The first four conduits are the metal ones |
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| | | The National Electrical Code (NEC) updates every three years and it's important for electrical professionals to stay on top of the changes in each Code cycle. That's why EC&M has teamed up with longstanding NEC Consultant Mike Holt to update our readers on the key changes made during the latest Code cycle. |
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| | | Arc flash reduction methods must be considered before working on energized electrical equipment for personnel safety. The idea behind energy reduction is to place energized electrical equipment in a state where less arc energy is available when an arcing fault occurs. These techniques range from the obvious (de-energize!) to more complex and costly... |
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| | | One of the most often mentioned and misunderstood power quality issues we see with commercial, industrial, and power-generating electrical equipment is harmonics. This is Part 1 of a multi-part series to discuss how to identify, monitor, diagnose, and deal with harmonics in large electrical systems. |
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| | | In Episode 21, EC&M Editor-in-Chief Ellen Parson discusses some of the biggest construction trends of 2023 with Jim Lucy, Editor-in-Chief of EC&M’s sister publications, Electrical Wholesaling and Electrical Marketing. They cover the most promising markets, noteworthy construction projects, and which areas of the country are seeing significant growth... |
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| | | In this episode of EC&M Code Conversations, Editor-in-Chief Ellen Parson and Code Consultant Russ LeBlanc discuss the evolution of bathroom branch circuit requirements in the NEC and the confusion this subject has caused over the years. |
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| | | Take this quiz about grounding/bonding basics and enter for a chance to win a $25 gift card to Amazon, iTunes, or Cabela’s! |
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