| | | | | | As a maintenance manager, see if you can answer these questions about the critical equipment in your own facility. Your answers can determine if your maintenance is effective or if you are "over-maintaining" your equipment. |
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| | | | Article 110 of the NEC provides general requirements for all installations. One of those requirements is that the conductors and equipment that are permitted or required by the NEC are acceptable only if approved [Sec. 110.2]. But what does “approved” mean? It means acceptable to the authority having jurisdiction [Art. 100]. The authority having jurisdiction... |
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| | | | The maintenance group that normally handles the plant air system hasn’t been able to figure this out, so the plant engineer assigned you to get to the bottom of it. What are some things you should do? |
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| | | | EC&M readers continue to rank the NEC as the most-important topic we cover. 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 on online someday soon. |
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| | | | While tracking power outages over the past decade, Eaton has exposed some of the wildest and most unique initiators of blackouts. Each year, the company shares a collection of the most bizarre electricity-cutting instigators throughout the U.S. and Canada. This gallery looks at the 15 most unusual worldwide power outages of 2024. |
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| | | In this Tech Talk Randy Barnett pulls out specific information from NEC Article 210 Branch Circuits Not Over 1000 Volts ac, 1500 Volts dc, Nominal. Article 210 is a large article full of detailed content addressing some of the most common electrical wiring and maintenance tasks electrical workers perform. |
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| | Sponsored | With a special focus for electrical professionals, 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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| | | Do you know an up-and-coming young electrical professional who has shown extraordinary results on the job? If so, nominate them for consideration as an EC&M Under 30 All-Star. The deadline is April 11. |
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| | | We're back with the first “Editor’s Choice: Top Product Picks” gallery of 2025! This showcase includes a new power quality control panel from Accuenergy. |
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| | | In Episode 62, Ellen and Jim take a deep dive into hot and cold markets, electrical mega projects, and what to expect this year when it comes to the electrical industry. |
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| | | In this episode of EC&M Code Conversations, Editor-in-Chief Ellen Parson and Code Consultant Russ LeBlanc go back to basics and remind themselves and our listners why the definitions in Article 100 are so important. Specifically, this episode looks at emergency disconnect requirements in Sec. 230.85. |
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| | | SME Ron Widup explains the purpose of annexes, how NETA testing standards are connected to NFPA 70E, and what this means for electrical safety. |
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| | | Fill in the blank. Outlet boxes mounted in the ceilings of habitable rooms _____, in a location acceptable for the future installation of a ceiling-suspended (paddle) fan, shall be listed for the support of ceiling-suspended paddle fans. |
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