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  1. S

    Does anybody recognise these sockets?

    Hi all, Long shot but can anybody tell me the make of these particular sockets? Many thanks
  2. S

    Tips on getting cable through kopex

    Hi guys does anyone have any tips for getting a 40-50m length of 10mm earthing conductor through a run of 20mm Kopex? Many Thanks
  3. S

    LED lights in communal area strobing

    Hi all, Been called out to communal lights in a flat communal area. 3 out of the 9 LED lights are strobing roughly once a second. When the timelag switches are pressed the strobing stops and the lights illuminate as they should but when the timelag switch pops back out the strobing starts again...
  4. S

    Lighting circuit contactor

    Hi all I am replacing a contactor in a communal block of flats I believe it for the external and internal lights. Am replacing like for like but it doesnt seem right to me. Looks like its been messed about with previously? The old contactor had an a2 terminal at the bottom aswell whereas the new...
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    Fire alarm fault zone advice

    Hi guys, I haven't done much in the past with fire alarms but am starting to get more work leads with them so it is something I want to get into. Does anybody have a fire alarm zone fault checklist they wouldn't mind sharing please and what are the most common FA panel keys? By the looks of...
  6. S

    job site recommendations

    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.
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    RCD omission risk assessment

    Hi guys does anybody please have a template risk assessment for the omission of RCD protection? Or does anyone know where I may locate one? Many thanks in advance.
  8. S

    Trying to source an item not having much luck

    Hi all I am desperately trying to source several of these Legrand RCD twin socket outlets for office 3 compartment floorboxes but not having much luck. Could anyone very kindly point me in the right direction? :) Many thanks
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    Extra data ports question

    Hi guys, appreciate any advice here, I generally dont do much data but I have a client who wants 25 additional data points put into an office. Problem is the comms cab is upstairs 2 floors and over the other side of the building. Is there an easier solution then running 25 separate cat5 cables...
  10. S

    Aftermarket van locks

    Hi all, has anyone had any experience with an aftermarket van lock fitting service in the Midlands? Any recommendations? Thanks
  11. S

    Main Protective Bonding Conductor question

    Hi guys Would appreciate your comments on the following.. I am currently involved in the refurbishment of a building with 2 service heads (both in use) but only one gas intake and one water intake. What are the main bonding requirements in this situation? I am assuming both MET's require a...
  12. S

    Electrical Engineering exam papers from 1920's and 30's

    Hi everyone, came across these old Electrical Engineering exam papers. Thought they may be of interest to somebody. Honestly how many can you get correct? They are incredibly difficult. Enjoy
  13. S

    Bypassing PIR and installing switch query.

    Hi guys hope to hear some suggestions from your fine selves. I have been asked to bypass 3 PIR sensors in an office and install a standard 1g switch. On closer inspection it appears the PIR's have cat5 cable running to and from them into some sort of control module where the light fitting are...
  14. S

    Testing Ethernet cable

    Hi all. I have not really done any data work before but got a job next week installing some new data cable and ports. In one of the rooms there are 4 unused Ethernet ports, is there any way of testing these ports with a laptop? Any free software that may determine whether the port and cable are...
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    Problem with newly installed light

    Hi guys just wondered if anyone had any ideas about this problem. Installed new chandelier (with 12 SES type lamps) type light that they bought themselves in customers lounge the other day, tested afterwards, working fine. Customer calls, apparently after an hour the light goes off and stops...
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    Downlight spacing calculator

    Hi guys. I was just browsing looking for any hints/tips on spacing for downlights and came across this useful calculator: https://blog.recessedlighting.com/recessed-lighting-calculator/ Hope this is of some help to somebody.
  17. S

    Help please!!

    Hi guys, I would very much appreciate some advice here!! Basically was called to a school, every time they clicked the light switch, the RCD in the CU tripped. Meggered the circuit L to E over 299 ohms, E to N, over 299 ohms, but L to N 0.01 ohms. This is correct on a lighting circuit with...
  18. S

    Very thin earthing conductor

    Hello everyone. Been asked to upgrade a consumer unit from the old rewireable type. The current set up has like 1mm in earthing conductor, does anyone know was this EVER legal???? Have a look at the pic, you can hardly see it it comes from the MET behind a wooden board into the CU.
  19. S

    Lighting problem

    Hello all, I need a bit of help please!! Got a problem with lighting in a school classroom. 9 x double prysmatic flourescent tubes and apparently the lighting MCB keeps tripping randomly. Any ideas what this could be? I changed some of the older looking tubes and uprated the breaker from a 6amp...

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