kiasmith99662 kiasmith99662
  • 06-03-2024
  • Engineering
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A service is supplied by three 350 kcmil R90 conductors per phase. What is the minimum size copper grounding conductor that can be used? (Assume 90-degree rated equipment.)
a) 8 AWG
b) 6 AWG
c) 4 AWG
d) 2 AWG

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