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thats what we cant understand - the offices are going to be in use by 100+ people for at least 5 years so i dont see it as temporary but that is the excuse that EDF have given

Hi all i'll try to keep it brief I'm working on a site that is using an existing gym and changing it to site offices. The building is having a new 400A supply bought in by EDF to feed new boards + existing power etc. The consultant has done his design on a TNC-S supply but EDF are saying that...

click on the first link --------------------------------------------------------------------------------- MK Electric Limited The Arnold Centre, [...] it gives a pdf file on the switches http://www.voltimum.co.uk/search/mk+delay+switches.html

have you checked the lamp type - see note in red MK 1610 Time Delay Switch - 2 to 15 minutes. This product is suitable for providing lighting for a pre-determined length of time in places such as staircases, lobbies, etc., with automatic switch off to save energy. Type of Load(s): Tungsten...

not sure if there is much cost difference but i have fitted these before - saves on the armoured/isolator etc and you dont have the earthing problem in running a 4 core armoured with seperate cpc or using the armoured sheath...

I'm currently running some radials for power poles in an office and the consultant has asked for high integrity sockets. i know that i have to run a seperate cpc back to the c/u and this cpc should be in seperate terminals at the socket, but if i'm running back to a standard merlin gerin...

Anyway, down to the crux of it:- I did a pseudo PIR and found that the kitchen 2way lighting is actually switching neutrals, don't know why but i immediately invesigated and marked up the relevant cores at the appropriate halogen downlighter.

just test the new supply cable to the board then?

hi i'm working in a commercial building with a 100amp 3 phase supply, they are installing a new 400 3 phase amp supply that we are putting into a busbar with 4 new boards. As well as these new boards we have to re supply the existing board, do i have to test all the outgoing circuits on this...

RS do a cable gland specially for cy cables, the data sheet shows you how the cable terminates and the braiding sits between the brass washers. http://uk.rs-online.com/web/search/searchBrowseAction.html?method=getProduct&R=4634095

just done mine, the ecs book has about 300 questions and you have to answer 40 questions from the 300 covering the ten topics. Most are straight forward but a few can catch you out. a sample test is here http://www.languages.dk/online/electrician/ECS-test2/index.htm

RS components do this product http://uk.rs-online.com/web/search/searchBrowseAction.html?method=browseSubRange&Ne=4294953839&N=4294944768&productNum=2884995

Hi some fans i connected up recently had the same connections L, N1 and N2 the neutral connectors were high and low speed depending on which one you use. Do you have the make?

http://www.test4less.co.uk/results.asp?menuselect=e&CategoryID=9 this company has some good deals

hi again one other quick question: on page 2 of the icn the part that says protective bonding conductors am i right in saying the earthing conductor is the earth at the 8th floor DB (25mm) and the main protective bonding conductors are the earths coming from this DB (6mm) which only do the...

Thanks Kme the only problem is we dont have the original EIC or last pir i guess i'm going to have to track down Maintenence of the building and se if they can get me the info. thanks anyway

Hi all done my 2391 a few years ago but never got a chance to use it properly as my old firm had 2 full time testers, so obviously a bit rusty. i need help on a couple of entries on the NICEIC electrical installation cert ICN2 the work i'm doing is adding some lighting and power to an existing...