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Anyone got experience of supply/ protective device regs for  domestic sprinkler in Wales/England company who supplied and are commissing are useless. Bs 9251 ref is quoting a bs88 type fuse seperate supply before main consumer unit which is not  prob but no RCD protection? control box for...

Had new supply from scottish power to a site which is a barn conversion. single phase 100amp with isolator no dis earth so in goes 8ft of  5/8 rod  and we have a nice reading of 48ohm. . next phase is a large wooden storage shed power & lights would you rod the other end and link both or...

Hi all time served from age of 16 ,worked on everything from power stations to **** plants. age 42 . no more travel ,retired to life of part P work via elecsa. elfyn