It means 15a at 100v.
Assuming you're UK then a 13a fuse is fine, the cable that came with it should have a moulded plug with a 13a fuse already installed.
When you spend that much on a PSU it is a bit much that it doesn't come with a power cord.yes UK however didnt come with any cables for power :/
Presumably, so they can ship them to any countryagreed, unsure why
When you spend that much on a PSU it is a bit much that it doesn't come with a power cord.
so they can ship them to any country
You can use the cord from your kettleyh but should have been mentioned