In the upcoming NFPA 70E 2024 Edition, the inclusion of the phrase “at each point of work” and the relationship to absence of voltage testing has prompted questions regarding the use of Permanent ...

While using a digital multimeter to diagnose electrical problems on customers’ equipment, I frequently hear the comment, “I’ve got one of those multimeter things, but I never learned how to use it.” ...

Thought to be dead but is live. Known to be live, but those involved do not have adequate training/appropriate equipment or have not taken adequate precautions. Fig. 1. Forty-eight percent of reported ...

If you’ve ever experienced even a mild electrical shock, you know how powerful—and frightening—it can be. There are more than 50,000 electrical fires in the U.S. every year, and close to 400 people ...

Common traits of digital multimeters (DMMs). Classifying DMMs by their amount of digits. What role do digitizers play in making voltage measurements? Measuring voltage may be the most basic ...