Let’s take a closer look at Article 230 and the NEC 2020 Code changes, which covers service conductors and equipment for control and protection of services.
Using a multimeter tool incorrectly can cause severe injury or even death. In this blog we review some common multimeter safety practices!
Not every electrical license exam is the same, so here are some important steps that you can take to improve your chance of passing this difficult exam.
How do we know if our single ground rod has the proper earth resistance? We don’t know unless we have a ground resistance tester and know how to use it. So let’s look at how we perform this test.
Not too many times, when speaking about the National Electrical Code, do we hear the phrase “as many as you want” or “unlimited.” However, when talking about a 15-amp 120-volt convenience outlet branch circuit in a dwelling, we can say those phrases, because it is true! We can install an […]
Here is a brief look at ten important changes in the 2012 Edition of NFPA 70E.
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