With the problems an improper neutral-to-case connection can create, it's important to closely follow the grounding requirements of Art. 250 in the 2002 NEC. How do you prevent fire, electric shock, ...
A friend who was buying an older house was concerned about electrical safety and asked for my opinion as an electrical engineer. All of the AC receptacles (also called outlets) in the house were the ...
What is ground-fault protection? The answer depends on whether you are talking about ground-fault protection of equipment or ground-fault protection of people. Just because ground-fault protection is ...
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