rome44
Member
- Location
- San antonio Tx. USA
My service ungrded cu. conductors are 350kcmil T.250.66 cals for #2awg. 250.66(A) that portion of the cond. that is the sole connection to the grounding electrode shall not be required to be larger than #6cu. Question: how do you work that out? In a commercial or industrial installation would you run two gec's one #2 to bldg steel the other #6 to the ground rod. ? :slaphead: