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Questions and electrical advice in the Electrical Wiring, Theories and Regulations - Discussions on all electrical regulations in the UK. Including Part P, BS 7671, DPC BS7671:2008, BS 7671:2001 & 2004 Amendment No.2, IEE wiring regulations, 16th Edition and 17th Edition and 18th Edition.
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I moved to Northern Ireland some years ago from the mainland.
Bloody marvellous, no sodding Part P. It never came in here.
Just makes me really...
Some of the building I have been testing have both SWA supply earth and an earth electrode. What would you call this arrangement?
Why on a caravan site or some other outbuilding does the earth have to be an earth electrode and not the earthing on the supplying TN-C-S ???
Hi guys. A client wants me to fit a fan in her bathroom.
She wants it to be operated with bathroom light. So far so good. It is a low voltage...
It is great previllage to online at the same time as the Master.
Hi Shakey, we know there is so much importance given to earthing in this...
Hi,
To calculate the voltage drop of a cable from Appendix 4 of the IEE Regulations we use the following formula:
actual voltage drop = factor...
I am trying to save myself a bit of money here. Does any body know if I can hang on to my Brown book (16th Edition) and just get hold of a copy of...
Hi all,
Quick question with regards to adding new sockets to a circuit under the new regs,
Am i right in thinking that if you go to a house...
hi folks
ive bought a semi detached house, and i need to install a couple of sockets. the house is timber framed, and on the shared wall i cut a...
I have a copy of pages 136 & 137 of the 13th edition regs (defo from 1966, so I think it's 13th or 14th ed). These pages have the tabulated...
Your help please
A friend is selling his house and has had a survey done by the buyer on the wiring, in the report its states that his old fuse...
Can someone confirm longest legth for a ring main using 4mm singles P,N & E that can be run without exceeding max voltage drop or Ze ?
I have a...
Let me rattle your brains and if you can you give us a brief desciption on how they actually work with the windings n that? why we use them...
Electrical Installation Revision Page
On the 2330 level 2 & 3 have a look at this site plenty of practice topics
Hello all,
A bit or a lot of advice would not go a miss on this little nugget.
I have recently become self employed as an electrician. The...
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...
Was wiring a kitchen yesterday and the guy is having an electric range cooker installed and I needed to get a feed to it. The councils ask us to...
heres something which is interesting and what we can talk about, read it on a website today.
"Singapore smartphone company, MWg, has reportedly...
my mate has just built a large extention on his house, and i was wondering does his new sockets and switches in the extention have to comply with...
Hi gents, so someone has finally asked it - well i have to fit rcd's/RCBO's to existing circuits when the 17th kicks in???
Well here is my view...
hi. ive been told than on the new regs that cables less than 50mm deep in the wall have to be rcd protected. does any know if this includes where...
Just been to a NIC seminar on the 17th Edition. Basically its RCDs for all. Concealled cables in walls without mechanical protection will have an...
hi every one. does any one know if an earth electrode can be put inside of a building. thanks
paid £47 for so called 2382 17th edition course material from Electrcourse, what a waste of money.
it is a badly written revamped 16th edition...
I have a circuit that I wonder if it will work. I am a n**b, so limit the vocabulary
Hi,
I have recently moved house and when i went to put up my new outside lights i came accross the following, a brown wire, a black wire, a...
Wondering whether anyone has come across the needs of earthing the metal capping in the new regulations, and if capping has become a regulation...
Hi ive been working at a place where a guy has been out to test the installation and found some problems i was sent to rectfy these.
On one part...
Do these have to be replaced if I am doing some minor work on an Installation??
The guy has been told that it is law to replace the old CPU or...
This has got a few of us sparks confused. If I am re-wiring a kitchen and I notice that water bond is present with clamp and in 10mm earth, but at...
Can anyone help me - I have just had a qualified elctrician rewire a room that is to become my new kitchen. The house is a bungalow with solid...
Hi folks,
The missus runs her own kennels operation (yes, lots of dogs and all that). I am currently providing extra lighting per kennel so that...
I recently qualified and the first job I have been asked to do is put 5 spotlights in a bathroom that is being renovated. Nice straight forward...
Hi people,
when calculating max demand of a lighting circuit that already exists, do I count an emergency light as 100W like any other fitting...
Correct me if i am wrong but do we do calculations with 230 instead of 240 because of voltage drop, if your allowed 4% then 4% of 240 is 9.6v. 9.6...
I went to a job interview and was doing well until i was asked......
How do you reverse the direction of a single phase motor?
Anyone? :confused:
I am after an idiots guide to domestic testing and wondered if anyone can suggest one. If it has anything on fault finding too then that is a...
Here's another for you to muse over.
( i can easily look this up , but i wanted to know what you guys thought)
Was asked to do a periodic...
Hello, I've got a problem. My house is semi detacted and has a garage which is down the garden. Currently theres a socket inside the garage which...
I believe I should be on page 206 in the 7671 of the regs, I don't understand whether these are examples give on page 207 ? Could someone possible...
hiya, since being taught diversity on the course I went on, i've lost all memory of finding out diversity, so I was wondering if someone could...
Hiya, I know its only the 2nd of january but does anyone know whether it is avaliable, or has anyone got a physical copy of the new edition (not...
Hi Guys
Here is a bit of a conundrum that we are constantly having battles with during new domestic builds with various clients. The query is...
I am currently taking a power supply to a garden shed and need to upgrade the bonding arrangements, as there aren't any at all.
Firstly, can...
N/A
Hi there,
Quick question for you all.
At work we have just knocked 2 rooms into one large room to make a bigger staff rest room.
The sockets in...
Got a bit bored of the old threads, so i thought i'd throw this into the cooking pot!
Recently i was asked to perform some very menial minor...
hi guys !!
dose any one knows how to get certified BS 7671 ? i'm doing C&G 2330 and somtimes i search on papers to see u know ... what kind of...
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