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nec equipment grounding conductor table

nec equipment grounding conductor table

In the 2014NEC,Table250.66 has only one purpose; sizing thegroundingelectrodeconductor.A newtablehas been added for everything else besides thegroundingelectrodeconductor,that used to be sized fromTable250.66. NewTable250.102(C)(1) is for sizing thegrounded conductor,mainbondingjumper, systembondingjumper, and supply-sidebondingjumper for alternating-current systems. Note 1 under the newtablecontains the 12.5% rule to be used when the largest ungroundedconductor...

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