Page 186 Figure G4.9 Generic schedule of test results maximum permitted Zs.
These values are all the same 40,32 and 6A mcbs have the same value ?.
They obviously don't proof read.
Hi folks,
We have a site welfare cabin that needs an EICR. The cabin is powered by an onboard generator, which is connected to an earth electrode.
What is lowest acceptable resistance we are looking for when conducting an earth electrode test.
Thanks for any advice you can give, I have gone...
Anyone fancy designing me a website?
I would like something a bit more complex than a simple advert of services offered,
maybe a contact us type form
maybe a review section
open to ideas.
p.s. not looking for a freebee but don't want to spend a fortune either!
my day at being a bad boy was at covent garden in London we had this real b*tch of a health and safty officer she was gistarpo in another life
everything had to be done to the letter .
well myself and another guy were on 2 towers quite high up nothing major tho but I had my kick boards on and...
Working on a laege housing development in Bath I was just 16, chap I was working with was a bit of a loose cannon, you didn't mess with Terry.
Any how we used to run cables down cavities in those days, we had finished wiring this particular house, and we had used the opening where the chippy was...
Hi guys,
New job looking at. I haven’t been to site yet, but this is the scenario.
DNO just put a new single phase supply into a field PME. Line and neutral tails terminated into a double pole isolator/ no earthing cable installed yet/ no cu connected yet.
I have been asked to fit board and...
Can anyone tell me where to find distance between Gas box and Electric box on caravan site I know it’s 600mm, now on new install someone’s connected the boxes now between the edge of gas to edge of electric box is around 630mm but this isn’t taking in to account a socket which will be plugged in...
I was going to go off on one but what's the use so sod them let them have their bank holiday week end and sort it on Tuesday poor things must be cream crackered I mean a 35 hour week must be exhausting with at least 10 weeks between holiday week ends lasting from Friday to Mondays, maybe one...
Does anyone use any sites like mybuilder, check a trade, rated people etc. Are they worth it? Knew someone a while back who was on check a trade said he never got his money worth from it. I am interested in signing up to the right one but not interested in paying for expensive leads for timewasters.
Hi Eveyone,
Just like to get some advice on becoming a gold card sparks. Here is some background info and i would like some info on what i can do to become a gold card electrician.
I started working with my uncle at 17 in 2001 for a housing maintenance company as a subcontractor, after a few...
Hello,
I have just competed my 1st consumer unit install on site. I would like some advice on how I may improve the quality/neatness.
All constructive criticism welcome
Thanks
Hi, have a distribution unit which feeds some caravan boxes TT system, it has upfront 300mA RCD and double pole 60898, now I’ve been sent to re gland as the disconnect times wasn’t met, but I’m getting readings of 0.30 ohms when max is either TT 167 ohms or if you go by MCB then 0.59? But the...
Good mornin' people,
I've been told that my NVQ assessments have to be completed on site. My question is;
Do these assessments have to be completed on a construction, commercial, industrial, site?
Or can they be completed while doing works in a domestic property/house?
Do I need to be...
Hi Guys,
Having recently done my 18th, and various reading of SPD requirements, I feel that within the factory where I work (food industry), we should be using SPD's?
We have an onsite transformer which we own, 11kV to 400v, which then splits after the meter to two main switch panels, which...
I am pricing a job to wire 21 new pitches for a caravan park. There will be a meter box beside each caravan with a 16a trip. I will split it into the 3 phases, so 7 caravans per phase.
Im just trying to figure out how to calculate the cable size. Is it better to run a ring main to pick up 7...
PoE details:
Input: AC 100v~240v- 50/60Hz 0.3A max
Output: DC 24v 0.5A
PoE injector is used to convert mains AC into DC and power IP devices such as CCTV cameras and Wifi APs. These devices are designed for worldwide sale and are also widely used in the US and alike on 110v supplies. The only...
So I have seen a few jobs, that say you must be either Ltd or Umbrella and also have insurance. If anyone could give me advice on the best way to go about setting up that would be great.
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