Note: This article is based on the 2002 NEC. Even if you work with stamped drawings, you'll eventually need to do commercial load calculations in the field or on a licensing exam. The National ...

Courtesy of www.MikeHolt.com. Based on the 2020 NEC. Sizing the feeder or service load for a dwelling isn’t simply a matter of totaling the loads or breaker ratings. The Code recognizes there’s load ...

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 ...

You don't need to be an electrician to know the capacity of your home's electrical load. Brush up on some basic knowledge about fuse boxes and service panels that will help you use energy safely and ...