Replacing a blown fuse link
When the fuse link is blown, it is recommended to replace the whole fuse plug with a spare one to avoid touching the hot fuse link. Spare fuse plugs are readily available if you have installed a cassette with fuse plugs on the DIN rail.
Step 1
Turn OFF.
Step 2
Pull out the fuse plug.
Step 3
Insert the new fuse plug.
Step 4
Turn on.