since the bs 7671 regs are not retrospective ,if i change a cu do i actually need to upgrade a 4/6mm main water bond ?
got a new hob to install for a friend it can be 3 phase or single so it has a 5 core flex on it 2.5mm each core. converting it to sigle phase the...
Hi done a periodic this week, main bonding to lead water pipe was 4mm iam applying the adiabatic equation to see if it would pass. but not sure if...
hi, come across an industrial unit with two lighting circuits on a 15amp mcb. not really comfortable with this, however upon checking the big red...
Hi, I known generally structural steel introducing an earth potential will need bonding, as will plastic water pipe main with copper installation...
if i convert split load board to replace mcbs on rcd side to rcbos to the same values do i need to notify building control??? (rcd main switch is...
hi, does anyone know of a good comparison chart to convert cable sizes such as tew, i know awg is american wire guage, but just out of interest...
bit of rush job today but not sure if it was a bit naughty. wired in a rcd 40amp mini board today for a shower as the customer only had an old...
opened a fitting today at a school doing a PIR and found swith live and nuetral earth, along with perm live for the emergency lighting. ok fine,...
would you guys recommend phase balancing testing on an existing supply of a factory unit before connecting a new 3 phase board to that supply...
Does anyone let twin and earth cable tacked to the outside of a house, supplying a light, pass a periodic ? Cant seem to find a BS for it other...
hi, new project for me, dont usually do projects this size, would appreciate any suggestions on installation as follows This is a factory unit...
cant remember if theres a minimum for tails csa, doing a pir on some flats (common area) tails supply small c/u for lights, does anyone know if...
hi fitted a consumer unit in a domestic property last week, when testing found that the downstairs ring didnt have any continuity on the nuetral...
hi, done a periodic on a block of flats (landlords supply) to common areas (lights mainly) has been wired so that a 15a rewirable fuse is...
hi, doing a periodic on landlords supply in common areas of block of flats, they have old mem m/c 2way fuse board which is also feeding a wooden...
is there any reason these items cant be in a toilet???
what do u think of circuits sharing a cpc in regards to the regs ??
do landlords have a responsibility to have a periodic inspection and test done on a property they rent. I have come across a rented property that...
How far does everyone else go with earthing on metal trunking? I saw an install by nic company they had a number of swa cables coming out the side...
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