All Code references are based on the 2005 NEC. The grounding and bonding requirements in this column apply to solidly grounded systems that operate at not more than 600V, such as 120/240V, 120/208V, ...
Q. What are the requirements related to the use of a ground rod for the grounding electrode system, including sizing of the grounding electrode conductor? (Answer based on 2011 NEC.) A. Ground rod ...
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