If you haven’t seen or heard yet, the 2020 edition of NFPA 70 ®, National Electrical Code ® (NEC ®), is set to hit the shelves this fall. As we at the National Fire Protection Association (NFPA) are ...
Each of the Annex D examples illustrates a different application. The first steps are always the same: Describe the problem (based on the one-line diagram) Characterize the loads as either continuous ...
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 ...