| | | | | | Many causes of poor power quality are preventable with the right maintenance. Is that maintenance performed at your facility? Does your maintenance department address these issues? |
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| | Sponsored | | As a global leading manufacturer of pin and sleeve plugs, connectors, and wall-mounted receptacles, MENNEKES® has your data center needs covered. Most units are in stock and ready to ship, enabling us to quickly satisfy your requirements — even as the amperages rise. Our products are commonly used in several data center applications such as drop cords, power whips, and rack PDUs. |
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| | | | Article 110 provides general requirements for all installations. Section 110.12 is the famous “mechanical execution of work” part of the NEC. A recurring criticism of Sec. 110.12 is it’s not specific enough. |
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| | | | The plant has been suffering from an equipment failure epidemic. The plant manager fired the plant engineer for letting this happen, then tasked you with fixing the cause of it all. And he told you the cause is poor power quality. He said to buy some power conditioners and engage the services of a power quality consultant if that doesn’t work. How ... |
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| | | | Protective relays are critical power systems components, and it is essential to design and use them properly to detect power system issues. As NETA-certified technicians, we must be familiar with the purpose and operation of various types of protective relays. |
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| | | Shermco Industries, a leader in electrical testing, engineering, maintenance, and repair, announced today the acquisition of R3L Engineering (R3L). This strategic acquisition strengthens Shermco’s presence in the Birmingham, Ala. area, expands its technical workforce, and enhances its ability to serve customers across Alabama, the Southeast, and beyond... |
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| | | In this episode of EC&M On Air, we're featuring an interview conducted at PowerTest 25 in March 2025 by Ellen Parson with Lanny Floyd, adjunct professor (principle consultant, electrical safety and technology), The University of Alabama at Birmingham. They got the opportunity to discuss Lanny's presentation at PowerTest 25, hosted by NETA, entitled... |
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| | | NEC Sec. 110.12 “Mechanical Execution of Work” requires electrical work be done in a “professional and skillful manner.” Unfortunately, the Code does not give us any definition for the term. However, an Informational Note in Sec. 110.12 does point us in the right direction. A NECA National Electrical Installation Standard (NEIS) becomes our guideline... |
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| | | Fill in the blank. For permanently installed pools, a GFCI shall be installed in the branch circuit supplying luminaires operating at more than the low-voltage _____. |
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| | | An inside look at how the NEC defines, classifies, and safeguards electrical installations in environments where fire and explosion hazards are more than just theoretical. |
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| | | The first update in almost 20 years, OSHA’s latest arc flash guidance is poised to make a lasting impact on safety in the electrical industry. |
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| | | One way to evaluate dry-type and solid insulation is to perform AC insulation tests and use testing techniques to quantify losses in electrical insulation. Power factor (PF) and power factor testing techniques are being used to provide valuable information for triggering decisions related to testing and maintenance, and perhaps even for asset replacement... |
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| | | Vote between now and midnight CST on June 23, 2025, to pick the product you believe should be named the 2025 Product of the Year. |
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| | | Using NFPA 70, 70B, and 70E standards to create an electrical safety cycle and build a more robust maintenance and safety compliance strategy |
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| | | Wearables, AI, and new PPE designs are providing electrical contractors with more options to protect employees — including those who work on low-voltage systems. |
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