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 ...
A. Where four or more current-carrying conductors are contained within a raceway that is longer than 24 in., the ampacities contained in Table 310.16 must be adjusted (reduced) in accordance with ...
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