ECN Forum
Posted By:
George Little
Conduit fill Calculations
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12/09/18
12:37 AM
1-1/4 in EMT #1 THHN Table C4 allows 4 conductors. This exceeds the 40% fill limit per Table 1 Why is this allowed?
Posted By:
gfretwell
Re: Conduit fill Calculations
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12/09/18
01:39 AM
Dunno, when I run it I get 1.59 sq in and a 1.25 EMT is 1.50
Didn't someone just tell me NFPA was infallible
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