Danny Phillip Doeden
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- Southeast Nebraska
In the Example Calculation, it says "1/10 of the primary OCPD rating". Where does it say that we can use the 1/10 value?
NEC 2005 Handbook page 171
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barbeer
Senior Member
- Location
- Pinellas County, FL
Read 240.21(C)(2) or better yet the whole article so you have background.
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