Connecting EV Onboard Power (SDS) To Generator Inlet

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eOutdoors

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Location
Mt Airy, MD
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Realtor
Greetings folks. This is an excellent forum. I have a question about using the onboard power of my EV truck for backup power ...similar to how a portable generator would be used in this situation.

The vehicle in question is a Chevy Silverado EV, but the ford is similar in how they implement their onboard power systems.

The Issue: If you plug the truck in via a generator inlet plug and try to turn on a load in the home the trucks breaker will auto trip every time and cut power. My understanding is that this is because the truck is using a bonded neutral and because the neutral is also bonded in the main panel the truck trips its breaker.

What I would like to do: So my Silverado EV has an L14-30 aka 30 amp twist lock and I would like to be able to manually connect this via a cord to a 30 amp L14-30 generator inlet. Due to the infrequency of power outages here I am looking to just have an inlet with a manual interlock (to prevent both mains and inlet from being on at the same time).

The Silverado EV can put out up to 7.2kW of inverted AC power but it is a separately derived system. It has bonded neutral (truck frame) and GFCI protection.

What is the best way to accomplish this while also meeting all current building code? TIA
 
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