Maintenance, Repair & Operations

Everything electrical professionals need to know about MRO, including technical advancements and trends in the maintenance, repair and operations of electrical equipment and systems.

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Photo courtesy of Kenall Manufacturing
Photo 3. Forward-thinking lighting manufacturers have designed and engineered plenum-access luminaires that allow access to the equipment in the ceiling by providing a panel or opening within the unit itself. This engineering simplifies ceiling layout, prevents the disruption caused by removing a luminaire, and permits a quick return to full function.

Highlights

Photo 2. This worker is attaching the current clamp from a power quality analyzer to a feeder conductor supplying a three-phase panelboard in a data facility. Study power quality to track down some of those “mysterious” equipment problems.
Aug. 19, 2024
Avoiding these common mistakes in electrical system evaluation and diagnosis leads to increased efficiency and reduced downtime.
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April 10, 2025
In Episode 68, get to know Wes Newton, a 2024 EC&M Under 30 All Star, and learn insights for young leaders in the industry.
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April 10, 2025
See which of Trevor Ottmann's videos our social media followers enjoyed the most last month!
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April 7, 2025
Weekly Quiz on the 2023 National Electrical Code
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April 4, 2025
We’re on the hunt for real-world electricians to share their best tips, tricks, and on-the-job insights as part of our Everyday Electrician video series.
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Avoiding Situational Complacency on Electrical Job Sites
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Cybersecurity Measures for Electrical Maintenance Professionals
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Electrical Troubleshooting Quiz — April 1, 2025
April 1, 2025
How would you respond to this cybersecurity threat as a newly hired plant electrical engineer?
Understanding Advanced Risk Factors for Electrical Safety with Lanny Floyd
April 1, 2025
In this video, filmed at the NETA PowerTest 25 show, Ellen Parson interviews Lanny Floyd on electrical safety topics.
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April 1, 2025
Mark Lamendola continues with Art. 110 of the Code, which covers general requirements for all electrical installations.
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April 1, 2025
It's time to test your knowledge of rotating machinery