How many service entrance conductor sets can you have? The short answer is that, normally, only one set can be supplied by each service drop (or set of overhead service conductors, set of underground service conductors, or service lateral) [230.40]. However, there are five exceptions to this rule. Do you know what they are? The five exceptions are: The building has more than one occupancy, and the installation meets specific (and confusing) requirements. Where two to six service ...
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