When carrying out a PIR do you actually have to see the earth clamp on the water pipe?
I've had a few jobs lately where only the stopcock can be seen at the back of the kitchen cupboard and everything else is boxed in. I check continuity from the stopcock back to the CU and that is ok, but do I...
Hi, bit of a job with scope creep going on. "Oooo it's so good we've found a nice electrician we can get all these things done that we've wanted for years". Client wants new outside lights on garage but existing isolation and circuit protection supplying garage is falling apart so that needs...
SW1970
Thread
aus
building
conductive
electricians' talk
existing
extraneous
garage
lights
outbuilding
pyro
tn-c-s
upgrade
Hi
Some flats have been wired and since the 1st fix electric has been done, gas has been installed into the flats.
As this wasnt there as the wiring was carried out, there is no bonding to the incoming gas pipe in the flat.
There is no access to bond without major disruption within the...
jontykint
Thread
conductive
electricians' talk
extraneous
part
problems
Hi everyone
Can someone please clear up exactly how to test if something is a extraneous conductive part, is it using a insulation resistance tester? I have a installation where the incoming water is in plastic then copper throughout the installation. If someone could clear this up it would be...
lucus
Thread
conductive
correct
electricians' talk
extraneous
part
test
Hi all I'm going through my training and am confusing myself in regard to mains bonding. Is it there to protect the instalation from a fault withing the building or a fault outside the building making the incoming water or gas supply pipes live. Sorry to sound stupid but I need to get this...
Monitor
Thread
aus
bonding
conductive
earth
electricians' talk
fault
mains
potential
query
Testing again, my new boss seems to like me testing, even after the hassle I gave him with earth rods.
Two plastic enclosers, linked by two 32mm metal couplers.
The couplers have no banjos and are not bonded.
I'm saying that this needs improvement.
I will probably be tasked with doing the...
Hi People,
Looked at a job today which requires adjustments to the CU and noticed there is 16mm from CU to MET which is cool, 10mm from MET to Gas main incoming, and bonding between all pipes coming in and out of the boiler linked off the GAS main bonding.
When I pointed out that there...
Yeah another noob question. But the red bible keeps talking about it and after doing a bit of googling im still none the wiser. So if possible please enlighten me, perhaps give an example and if you can tell me the difference between an exposed conductive part, thx :)
P.S be prepared for more...
My trusty Fluke 12 multimeter has, after 15 years of solid service, started playing up. It uses buttons to change the functions, and they are somewhat intermittent in operation. Opening up the meter it is constructed with a silicone keypad, not dissimilar to the ones found in mobile phones, and...
Hi guys,
Does anybody knows that in an industrial area bonding of the metal trunking parts and the metal enclosures counts as the main equipotential bonding? Becaouse this would effect bonding cable size.
Thanks!
I am now in a postion to apply to join a relevant body for Part P approval.
The CU in my house needs replacing (actually there are currently two as extensions have been added over the years) I will put in a new RCD split board but
I am unsure about the feed to the garage which is away from the...
walec
Thread
aus
board
conductive
electricians' talk
extraneous
garage
house
mcb
new
parts
Hello, with regard to underfloor heating mats, the new regs 753.411.3.2 state, "in the case of heating units delivered without exposed conductive parts, a suitable conductive covering, for example a grid with a spacing of not more than 30mm shall be provided on site as an...
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