Understanding Our Electrical World: 8 Items that Form the Grounding Electrode System

NFPA 70®, National Electrical Code® (NEC®) has many areas of interest that keep the technical staff at NFPA on their toes. One of the areas that always seems to get a lot of questions through NFPA’s Technical Questions Service, available to members and AHJs, has to do with the electrical system grounding. Questions range from how to size the various grounding conductors and bonding jumpers to...



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