If you're planning to increase your electrical load by adding a new major appliance, make sure your panel can handle it. Here's how.

Last month, we looked at how to calculate various lighting loads. This month, we'll look at how to calculate receptacle and appliance loads. Let's tackle receptacle loads first. Receptacle loads. A ...

If you know the total lighting load that a feeder will supply, you don't necessarily need to size the feeder for that much load. In many cases, you can apply the lighting demand factors shown in Table ...