|  | | | | | New report from Future Market Insights project big growth in the energy and power quality meters market |
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| | | Electrical power is so intrinsic to our daily lives it is easy to take it for granted. But as digitalization accelerates across all sectors and applications, so too does electrification. You can’t have digital transformation without electrification. When an application is critical, like a hospital, airport, or industrial control system, the support... |
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| | | Shoddy electrical installers beware: If you’re behind an electrical installation gone wrong like those featured here, there’s a good chance your handiwork may turn up in the pages of EC&M someday soon. |
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| | | The plant manager asked Carl to figure out why there is variance in the automatic length cutting. Carl determined the problem is the motors that drive the lines vary in speed just a little. Short of replacing them all, he believes there’s probably not a way to fix this problem and suggests bringing in an outside firm to see what they say. Your boss... |
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| | | Is that installation for real? Unfortunately, yes. We present the “best of the worst” What's Wrong Here photos from 2022. Read each hint, and then click the next slide to read the analysis from NEC Consultant Russ LeBlanc on each Code violation. |
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| | | Over the past year, there were many important issues to consider, a few of which included a new edition of the 2023 National Electrical Code, supply chain issues, worker shortages, inflation, the impact of the infrastructure act on the electrical industry, the start of a national electric vehicle charging station buildout, electrical safety topics ... |
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| | | This gallery features six new product innovations in motors, drives, motor controls, and power distribution equipment. |
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| | | It's no surprise that the National Electrical Code (NEC) continues to be an important subject of interest for EC&M readers. Throughout 2022, Russ LeBlanc, NEC Consultant, showed us some of the wildest Code violations that he found in the field through his "Moving Violations" video series. People who watch these videos undoubtedly are left wondering... |
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| | | In Episode 19, EC&M Editor-in-Chief Ellen Parson discusses how ongoing supply chain issues continue to plague the electrical industry with Don Leavens, vice president and chief economist at NEMA; Madeleine Bugel, senior manager of trade and international government relations at NEMA; and Chris Sokoll, president of Disc Corp. |
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| | | Avoid these five costly mistakes; making one of these can severely undermine your organization's maintenance department — and possibly your career. |
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| | | Art. 440, Part I provides the NEC general requirements for air-conditioning and refrigerating equipment. This article has an unusual aspect to it, compared to other NEC articles — it’s essentially a supplement to Art. 430 (motors). It covers a special type of motor, namely ones that are hermetically sealed. They are hermetically sealed because they... |
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| | | Art. 440, Part 2 provides the requirements for the disconnecting means of the hermetic motors used in HVAC and refrigeration equipment. It must be within sight and readily accessible from the equipment it supplies. |
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| | | Article 440, Part 3 provides the requirements for the branch-circuit short-circuit and ground-fault protection used in HVAC and refrigeration equipment. That is, it provides the requirements for overcurrent protective devices (OCDPs) for hermetic motor circuits. |
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| | Advertisement | With a spotlight on electrical products and systems, the Facilities Expo has solutions for any building challenge 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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| | | In this episode of EC&M Code Conversations, Editor-in-Chief Ellen Parson and Code Consultant Russ LeBlanc discuss different interpretations of applying the requirements of Sec. 314.27(A)(2). |
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| | | Take this quiz about the 2023 NEC and enter for a chance to win a $25 gift card to Amazon, iTunes, or Cabela’s! |
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