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

Incorporating demand factors into service feeder calculations is a key skill any electrical professional (including apprentices) must understand – both for working on the job and passing the ...

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 ...