Wiring A 30amp RV Outlet - Ground & Neutral
I wired up a 30amp plug in my barn this weekend to power the travel trailer when it’s in the driveway. My barn is wired with a 100amp service breaker cabinet off the house main service, which was ins...
Forum Discussion
theoldwizard1 wrote:CA Traveler wrote:
It's OK. RVs don't bond utility power ground and neutral. That's done at the main panel and in your case the barn. The ground is a safety wire and bonding at the barn is consider safe.
WAS considered safe !
This was common practice until about 10 years ago (?) when the National Electric Code (NEC) changed and there can only be on bond in a system and it must be at the first disconnect. After that, 4 wires must be run to each distribution/breaker panel.
You bring up a good point, for the longest time the neutral was used to ground the metal frame of an electric dryer/electric stoves so you only needed 3 wires, now both devices need 4 wires.
