If you haven’t seen or heard yet, the 2020 edition of NFPA 70 ®, National Electrical Code ® (NEC ®), is set to hit the shelves this fall. As we at the National Fire Protection Association (NFPA) are ...

The electrical panel, also known as the service panel, is the control center for all the electrical circuitry in a residence. Today’s panels are bigger than earlier versions. They have to be, because ...

Troubleshooting refrigeration equipment often requires measuring various electrical properties such as voltages, current flows, and resistances. Understanding these basic electrical fundamentals and ...

Based on the 2020 National Electrical Code. Part 1 of this two-part series taught you how to calculate branch-circuit loads. Now let's review how to perform feeder and service load calculations.

Electric bills across the nation have surged in recent years, driven by a combination of factors that most customers have never been shown or explained. Your utility company wants you to believe your ...

Most people don't think about their electrical system until something goes wrong. A flickering light here, a tripped breaker there. The natural instinct? Call someone who can patch it up ...

Many transmission structures are tested to failure at full-scale, leading to an improved understanding of capacity compared to most structures. Typically when extreme wind events occur, the maximum ...