Courtesy of www.MikeHolt.com. All questions and answers are based on the 2020 NEC. Q. What are the Code rules for ambient temperature correction to conductor ampacity? A. Ampacities for ambient ...
Suppose you have a 60A breaker supplying a branch circuit. What size conductors do you need for that circuit? One table in the NEC says No. 8; another says No. 4. Which one is right? What does the ...