Hello,
For the error message “Something went wrong Error code 30175-4”, you may follow the steps provided below and check if that helps to resolve the issue:
Step 1: Restart the Computer in Clean boot which would disable the Computer Firewall. Then try to install Office 2013 suite.
Refer to the article below on how to do Clean Boot:
http://support.microsoft.com/kb/929135
Note: After you have finished troubleshooting in Clean Boot, ensure you restart the computer in normal mode.
Step 2:
Ensure there is no proxy server enabled in the system. Also change the network connection by changing from wired to wireless internet connection or vice versa and verify the status.
Step 3:Try to install Office 2013 using different browser and check if that works.
Let us know the result to assist you further.
Thank you.