In this section of the JLC Field Guide, we address what is often called the load center or just the electrical panel, but which; includes the service entrance that feeds into, and any subpanels that might feed off of, the main panel.
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Upgrading service equipment increases safety and load capacity while bringing the... More
In this guided tour of a distribution panel, a master electrician tells how to make sure an electrical system is wired safely and correctly grounded. More
A photovoltaic system should be properly sized, built to code, and installed so... More
HVAC, electrical, and plumbing systems in a large house are complex. Here's a... More
New York City sidewalks are full of energy—sometimes intentionally, other times not. More
Expanded AFCI requirements; trenching turns deadly in Southern California; nicad... More
Different approaches can work as long as you maintain continuity in the ground. More
Batteries that are recharged by solar panels and a wind generator supply DC power... More
Q: The proposed location for my client's new detached garage is right on top of a buried service-entrance cable. The electric meter is mounted on a pedestal about 100 feet from the house, and a conduit runs to the house through the area where the garage — More
What's the solution when the location of an electrical outlet needs to be adjusted... More