Article 440 applies to electrically driven air-conditioning and refrigeration equipment. The rules in this Article add to, or amend, the rules in Art. 430 and other Articles in the NEC [440.3(A)]. A ...
All questions and answers are based on the 2014 NEC. Q. How do we size the conductors and maximum overcurrent protection for an electric water heater? Please give an example. A. An electric water ...