to wire 10kw heat/ac com st.cool pkg, you would pull 668-seu cable to 4ckt wp panel add proper size breakers. NOW 2008 code as i understand this will not fly, no seu under coach,what size wire is needed and in what form is it installed? thanks
There should be a name plate on it. Minimum circuit ampacity and maximum breaker or fuse size.
Use thhn/thwn in conduit. Chances are you can go down a wire size, in conduit with thhn