A 1984 NEC handbook commentary says Section 230.40 is new (in 1984). I am trying to find the intent behind the original Exception 1 to 230.40. Does anyone have any type of analysis book, a copy of the proposals, or panel comments? [Linked Image]

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Charlie Eldridge, Indianapolis, Utility Power Guy

[This message has been edited by CharlieE (edited 10-20-2004).]

Charlie Eldridge, Indianapolis Utility Power Guy