Hi
I have a 8.5w shower, the electrician i used installed a 30amp fuse. To the best of my knowledge this is to small in terms of amp. I understand that you work the amps out by [amps x 240v = xxx[, thus 30amps x 240v = 7200w so the fuse i am using is to weak i need a 40amp fuse.
There is a...