Forum Discussion

Joel_T's avatar
Joel_T
Explorer
Oct 09, 2015

Why don't RVs need an earth ground for AC circuits

I've been told AC always needs an earth ground, DC not. An AC earth ground, as opposed to a DC type chassis ground, saves lives. To run any 120v stuff in an RV, the shore cord is supposed to provide t...
time2roll's avatar
time2roll
Nomad
Oct 10, 2015
When connected to the grid, an RV is a subpanel with no Neutral-Ground bond.
When disconnected from the grid, the power source is independent and the bond is optional.
It is what it is. And it changes depending on your mode of camping.

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