So i am doing a new wiring job and all my cable is testing out fine. However the customer wants to put 2nd hand brass chandaliers up which i said could be an issue on IR tests if they are really old or damaged. Sure enough i have come to fit one and it tested at 0.96M live to neg. So i opened...
Hi Pete, we were trying to keep the cost down as the DNO charges a fortune and effectively subs out the work anyway. The busbar would be ideal but in this instance due to the layout 6 flats on top of 6 with no common areas isn't going to work well.
For this reason I thought we could take the...
To this point I have spoke to Electricity North West who are only willing to put a service head cutout in. So spoke to the intended default supplier British Gas Connections who said we don't do it you need to use a 3rd party utility company we don't have any specifications. Surely everyone is...
Hi Pete, At the minute its just a shell building. I have been advised by the DNO that they will be putting in a 3 phase cutout and isolator where we can take tails off to a distribution board of our choosing say a bemco board or something. I am not after specifics of sizes ect more a idea of...
Looking for some advice on the best way to supply a 60amp submain to 12 flats which are to have their own meters within each flat (maybe) and who is responsible for doing the work.
The project is a large ex club not a typical Block.
I imagine the new 3 phase supply will be in to a ryeland...
Just one other question . If we were to assume the certificate was not for the 3 phase board what detail would go in main switch / switch fuse / circuit breaker / RCD box in section 8? Would it be the board isolator or would it be the main fuses? And would this be the same for the first...
Great I got it I hope lol. So in simple terms.
7 is the details of the power coming in to the premises.
8 is the details of the equipment installed at the origin of the premises
And the box on the test results is where you detail the specifics of the board or perhaps boards plural that you are...
Box in sec7 is marked as U/Uo does it matter then if I write 400 or 230? And also the. Phases and wires boxes should have been 3 and 4 respectively should they?
With regard to section 8 being the origin as well is it all of section 8 or just the main switch bit as it also has the Max Demand...
Ok so tutor has led me a merry dance then and it should have been 400 v nominal, 3 phases and 4 wires in section 7 and then in section 8 what would go in there? The single phase board detail? It's also worth saying that on the test results there is this box too as attached. I take it the RCD...
It is titled "Supply characteristics and earthing arrangements". We filled this in for an initial varification on the single phase db2. Looking at in now though it seems like it's wrong because in the box we have put 1 for No of Phases and 2 for No of Wires which would refer to the subboard db2...
I am really struggling with the section 7 of the Napit Installation Cert.
The reason is because the demo forms I have filled in during the course and examples elsewhere all seem to contradict eachother and it appears many people can't agree either. So by going through forums and looking at...
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