The following sentence is the referring to both the reputation you gain when one of your answers is accepted, and the reputation you gain when you accept an answer.
I verified that personally, as when I accepted answers, the gained reputation was not counted for reaching the reputation cap.
Please note that votes for posts marked “community wiki” do not generate any reputation, while accepted answers and bounty awards are not subject to the daily reputation limit.
As both the reputations are listed under "answer is accepted," both the reputation gains don't count for reaching the reputation cap.
answer is accepted +15 (+2 to acceptor)