Since it is a .part3.rar file, it is part of a multi-volume archive. Steps to access the data:
I can tell you more about what kind of information is usually stored in such archives. GF050422-TOAUE-B30.03.2022-ELA.part3.rar
What is it related to (e.g., Engineering, Finance, Legal)? Since it is a
Use a tool like WinRAR or 7-Zip to extract part1.rar —it will automatically detect the other parts and join the files. Since it is a .part3.rar file
Locate GF050422-TOAUE-B30.03.2022-ELA.part1.rar , part2.rar , etc.
Place all part files into the same folder.