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Table 310.16 ampacity for 8 THWN is 50A at 75°C in a wet location: use the THWN 75°C column. Ambient Temperature Correction Factor for 100°F = 0.88 for THWN. 8 THWN = 50A × 0.88 = 44A. The conductor ...
In Table 310.16, 14 AWG copper-clad aluminum is added to recognize the permitted use of this conductor for control conductors. The inclusion of 14 AWG copper-clad aluminum for controls in 330.104 and ...
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