Sizing Grounding Electrode Conductors, Restroom Receptacles and More

摘要

If you have a problem related to the National Electrical Code (NEC), are experiencing difficulty in understanding a Code requirement, or are wondering why or if such a requirement exists, ask Charlie, and he will let the Code decide. Questions can be sent to codefaqs@earthlink.net Answers are based on the 2011 NEC. Grounding electrode conductor too small? I've been instructed that, if only one grounding electrode is available, which is a s/g-inch, 8-foot-long ground rod (25 ohms or less), the grounding electrode conductor isn't required to be larger than a 6 AWG copper.