Hi,
on a tn system, 238vs, would the disconnection time be 0.4s or 0.2s, i thought as over 230vs it should be 0.2s, but working with another engineer who disdagreed & pointed out tables in bs7671 show 0.4s to 5s?
Also when completing certs should you include the 80% or not in the maximum...
the periodic report reports cables clipped direct in zone 1 illegal. cables supply a water heater and a wall heater. thanks in advance. the cables run lower than the 2.5 meters allowed in zone one
Sounds like good news, folks - Press Association reporting:
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A judge has ordered an urgent hearing of a High Court challenge over Government plans to cut financial incentives for solar electricity.
Environmental campaign group Friends of the Earth (FoE) and two solar...
Hi Guys as many of you already know I have lived and worked in Spain for 22 years now so well out of touch with many UK regs etc. Well Ive been to a restaurant today and the kitchen totally wired for 3 phase so all 3 phase sockets 5 Pin so here's the Q they have a extractor hood single phase...
Heres 2 examples - one indoor and one outdoor.
1. Indoor we have a junction box, out from the j-box comes a 3 core cable [hot, neutral, and ground]
to feed a pendant light hanging from a chain 3' below. Does it matter to the 17th edition if we use
PVC sheathed cable [for ex.m, HO5-V V] or rubber...
Hi there, was in the wholesalers today and got chatting to the staff and was told that apparently the NICEIC want you to send the feeds to the switches, neutrals together etc, oppose to three bar wiring (loop in)
Anyone else heard this,?
I have come across some non switched sockets and believe they will need to be changed or is it a code 4?
Domestic property.
I am going to look through the book tomorrow, just one of those things bugging me.
Going to have to move the shower isolator too, pull cord is just on the edge of zone...
Hi all,
The topic heading asks it all really...
One for those experienced in things over on the other side of the English Channel...
I went to see my old boss yesterday to do some IT work for him. He's got a house in Saint-Suzanne France and now that he's finally got EDF to change him from a...
Hi I did the 17th edition exam at the start of the year and I passed . What am I allowed to do in electrics? Also what course should I progress onto. And be gentle as I'm new :) cheers
Only me again...
Is this allowed, not my normal way but not much room for maneuver on this one (ideally would have on 2 individual isolators)
Have oven rated at 2.8kW, integrated microwave sat right on top rated at 3.4kW...
Can these both go on one 45a DP switch? Will be supplied via 32a mcb...
As a favour to my local village school i have been doing the pat testing.
The council phoned the head and said she needs to do a risk assessment for the frequency of testing fare enough.
I said i would help her do this but the council have come back saying that i cant and i cant do the testing...
got this tomorrow, college has not yet given a definitive guide to books that can and can't be taken into the exam,
are the following books allowed:
BS7671:2008
On Site Guide
Guidance note 3
?
thanks
Hi there,
I'll shortly be completing some final courses to qualify and work as an electrician. However - I cant get a straight answer as to whether I am only allowed to work in domestic installations, testing and certification or whether I can perform Instillation, Testing and Certification...
Did a 1st fix to a rather large new build a couple of weeks back. It was a brick and block house which was going to be dotted and dabbed (If you know what I mean) on all of the external and downstairs walls. All good!!! So I decieded to run the tails (25mm) and main earth (16mm) on the block...
Hi all,
I am just at the stage of listing my things I can do and cant do etc.
I have my 17th Edition and EAL Level 2 Certificate Domestic Electrical Installers and was wondering if I am allowed to do periodic inspections??
This would only be for land lords and obviously your normal...
Hi all,
Thought id ask on here first if its allowed, before having to register on a plumbing forum.
I have got a problem with my toilet at the moment, everytime I flush it, it makes a horrendous loud noise which sounds like the fog horn on a ship !!!
Do any of you know what might be causing...
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