Has anyone done this successfully?

Some info here but most are for type 2 EVSE's in EU:
(17) V2L inner secrets (Not Many) | Hyundai IONIQ Forum

 

It might help if you gave some context for the question as well as an actual link to the information.

 

It might help if you gave some context for the question as well as an actual link to the information.

oops here's the link: (17) V2L inner secrets (Not Many) | Hyundai IONIQ Forum

 

Answers might be available, or at least useful insights, if the three items were described by more than model numbers. Certainly the folks not familiar with those will mostly avoid even looking at the post.