When calculating branch circuit loads, what's the maximum load you’re allowed? The limit is this: The total calculated load on a given branch circuits can't exceed the rating of that circuit [220.18].

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 ...

There is no question that the National Electrical Code (NEC) is far and away the No. 1 most important topic to EC&M readers. And every three years — when a new Code cycle comes along — we team up with ...