A diagram depicts a 4 AWG THHN copper conductor installed in a raceway for a branch circuit. The ambient temperature is 40°C. Using Table 310.15(B)(16), what is the maximum allowable ampacity for this conductor under these conditions?
A diagram depicts a 4 AWG THHN copper conductor installed in a raceway for a branch circuit. The ambient temperature is 40°C. Using Table 310.15(B)(16), what is the maximum allowable ampacity for this conductor under these conditions?