PAT is a requirement under Electricity at Work Regulations, although this is an implied requirement rather than specified. If you have employees that get killed/seriously injured by faulty equipment & you don’t have all the necessary H&S in place, you’re going to jail. Employees need to be trained on a piece of equipment before they can use it. This involves checking the equipment for faults prior & post use, reporting systems for faults/suspected faults, regular maintenance & checks by a qualified person. It’s only criminal not to have done it if there’s an accident involving...

Thanks for the reply.
I'm currently in the planning phase for a new business. Much of the work I'll be doing is for local government & they require ISO. H&S has to be independently verified to obtain ISO. Most of the work will be PAT failures. Trying to avoid RCDs as I've found live testing can cause tripping. Risk assessment will allow non-RCD outlets provided use of isolation transformer(s) & PPE. I do have 3ph at the unit but 1ph currently supplied. Obviously, I'd like to spend as little as possible, but it wouldn't be worth more than £2k to me. Manufacturers direct are more...

Looking to start servicing power tools. I’m looking for isolation transformers for 415/230/110V either separately or combined/tapped, above 5KVA. I’m based in the UK. Any suggestions on where I can source?

I’m Johnny.
Am a fully qualified electrician & did A Level Electronics many moons ago. Back injury has forced change in career & now looking to get into service/repair of tools, industrial equipment & PA systems.