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].

Before you can size the branch circuits for a dwelling, you must calculate the loads. Article 220 allows two distinctly different calculation methods: the standard method in Part III and the optional ...

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 ...