Question

which kind of input data and which is a suitable data base for  Building Integrated Photovoltaic systems.

Answer 1

That depends on the specific goal and scope of your study. Since your question is very general there is not an easy answer to this. I recommend to search through data sets (processes) on https://nexus.openLCA.org and check what database seems to suit you most: https://nexus.openlca.org/