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 ...

Electrical load calculator estimates power demand, ampacity, and panel capacity, guiding circuit sizing, load balancing, voltage drop checks, and NEC-compliant design for residential, commercial, and ...

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 ...

A transformer calculator determines voltage, current, power, and turns ratio for step-up or step-down systems. It analyzes load capacity, efficiency, and winding needs, ensuring accurate sizing, ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

Feeder and service load calculation requirements can be found in Part III of Art. 220 in the 2014 NEC. As noted in Sec. 220.52(B), "A load of not less than 1,500VA ...