Grounding Conductor Service Size Flashcards
1
Q
NEC Article
A
250.66
2
Q
Copper 1 or 1/0
Alum 2/0 or 3/0
A
Copper 6
Alum 4
3
Q
Copper 2/0 or 3/0
Alum 4/0 or 250
A
Copper 4
Alum 2
4
Q
Copper over 3/0 to 350
Alum over 250 to 500
A
Copper 2
Alum 1/0