Wire for 50A 220V Service - 110' run
I have on hand about 30' of #2 aluminum wire and about 100' of #6 aluminum wire. The run from the breaker to the outlet will be about 120'. Can I run about 30' or so of #2, then continue with #6 to ...
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You need to follow a very specific protocol when using aluminum conductor. The lists of Do's and Don't Do's is long and sometimes arbitrary. Cheat on just one of the points and you will have a fire. Aluminum is satisfactory when installed absolutely to code. BUT BUT BUT I do not see a satisfactory way to join AL to Cu at the female 50 ampere RV socket.
