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Very Stable Genius
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4,654 Posts
Online wire guage resistance gave me:
0.04ohms for 100' of #6
0.062ohms for 100' of #8
Using ohms law and 80% of each breakers rating gave me Vd of:
1.6V
1.984V
Combine these two:
3.584V

At 240V that's 1.5%Vd. Well within requirements of 3% for feeders etc and
5% total.
 
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