New Level with different Family and Type

i read this one:

but my question is a little bit different, i try to explain it:

I need to create new levels, but the level-Family-Typ is to be different then the exist level-typ-element in project. the family is load.

10.01a_OKRD_UKRD_ergänzen.dyn (80.7 KB)
10.01a_OKRD_UKRD_ergänzen.dyn (80.7 KB)

I hope my Picture can help, it is from another project, how it should to be