[start here|http://www.apc.com/tools/download/index.cfm] then choose Software Upgrades - Powerchute Personal edition and then press submit. after doing so, you should have a download button next to PCPE 3.0. it will ask you to register to download which is separate from the APC forum.
if you arent able to sign up or have problems, let us know and we'll send you the set up file.
right, anyone can sign up for that, not just resellers. that is the appropriate page that you should be signing up for. i will just attach the file to this post for download. this version is the vista, XP, windows 7 version that i am posting.