nealtw
Contractor retired
We see long runs wired with a 3 wire all the time, they use the same common so the breakers have to be tied together.
I think you can use any box for a junction if room allows, but if the breakers are not tied together they should all be on the same leg to avoid 240 volts.
I think you can use any box for a junction if room allows, but if the breakers are not tied together they should all be on the same leg to avoid 240 volts.