WPPMI-CPR(17) 17180 C Bachmann et al. Overview over DEMO design integration challenges and their impact on component design concepts Preprint of Paper to be submitted for publication in Proceeding of 13th International Symposium on Fusion Nuclear Technology (ISFNT) This work has been carried out within the framework of the EUROfusion Con- sortium and has received funding from the Euratom research and training pro- gramme 2014-2018 under grant agreement No 633053. The views and opinions expressed herein do not necessarily reflect those of the European Commission.