The words “service-entrance” were removed from nec table 250.66. Nec grounding conductor electrode alternating How to chose suitable size of electric cable & circuit breaker
Copper wireandcableyourway Size cable electrical breaker circuit electric wire wiring house chart current capacity carrying phase single carry guide selection electricity voltage 50 amp wire size copper
How to Chose Suitable Size of Electric Cable & Circuit Breaker
The words “service-entrance” were removed from NEC Table 250.66.
50 Amp Wire Size Copper