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 ...
Q. How is the conductor ampacity for photovoltaic (PV) circuits calculated? A. PV circuit conductors must be sized to the larger of 690.8(B)(2)(a) or 690.8(B)(2)(b). Sizing according to 690.8(B)(2)(a) ...
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