What Size Wire Do I Need For 30 Amp Rv Service. Ad electrical supplies for homeowner & electrician. Up to 20% cash back what size wire do i need to put underground service to a barn about 150 feet from my breaker box in my house?
You would use a 50a breaker. Ad electrical supplies for homeowner & electrician. Due to the length of this run (120 feet.), to get a full 50a service at 120v, you would have to run #4 awg copper wire to stay within acceptable voltage drop (3%).
400 Amp Service Wire Size Chart Inspire Your Ideas
Ad electrical supplies for homeowner & electrician. Ad buy our products online and enjoy free store pickup at your local ace hardware!. Knowledgeable associates here to help. You would use a 50a breaker.