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  1. K

    Changing switch front plate

    Good afternoon, firstly forgive me if this seems like a simple question but just wanna make sure I get it right. I am changing the front plate on a fused connection bit in the kitchen but couldn't find one in the range I needed so opted for a switched fcu. I have isolated the circuit and taken...
  2. vini

    Shop front fluorescent fittings

    The fittings operate from a time clock, some work some don't. Am I correct in thinking that these fittings don't have a starter nor a ballast? Does the time clock provide ballast in the circuit? Does anyone have any experience with these sorts of fittings? There is 240v going into the fittings...
  3. B

    Please, see diagram and slap me if I am wrong ;)

    Please see this diagram and make me sure I am ok with it..
  4. L

    Baffling Lighting Circuit

    Hello, Just been to look at a problem where when his light switch for his front room lights is switched on, the stairs light 3 meters away will not work, though when the front room lights are switched off the stair light works, and is the stair light is on and the front room light is switched...
  5. La Poste

    Accessible main fuse

    I have a guy who wants the main supply cable boxed in and hidden. This will leave a problem with accessibility of the main fuse in case of emergency. I was thinking of boxing the whole lot in but leaving a small square of wood over the area of the main fuse that can be opened easily. Maybe by...
  6. L

    Ive broken the front cover to the consumer unit

    HI guys Ive accidently broken the consumer unit in the empty property im working in at the moment. I took the cover off of the Memra 2000 Ad board having isolated all the breakers, rcd's and main switch then I took the main fuse out (yes Ive taken the main fuse out before with out doing so...
  7. E

    EICR in Village Hall

    Doing an EICR on the village hall. Red phase supplies a board that has sockets, fans etc on it and is supplied via a 30mA RCd. Blue phase supplies a board that has mainly lights on it but one breaker to a steel water heater type tea urn in the kitchen area. This is wired in via flex to a...
  8. Davehaywire

    led lighting affects low range wireless signals 30hz to 800 hz

    installed led outside 10w fitting outside entrance door to a wheel chair users house with a remote controlled wireless front door. after installing led fitting the wireless front door would not operae when light was on or intermittently. so looked into it a bit deeper and found that the led...
  9. A

    rcd requirements on a tt system

    Hi all A new shower circuit has been installed into a town property that is a TT earthing set up. The shower is protected by a 60amp 30 ma rcd and a 40 amp breaker. The ZS is 9.8 ohms, the Ze is 9.7 oms. Should this circuit be protected by a further 100ma rcd before the 30ma rcd or is the 30ma...
  10. M

    eicr -query over classification codes

    1. What classification code would you give on a front end rcd. 2. two ring circuits connected to a single mcb. In dispute with a customer and awaiting payment Thanks
  11. kingeri

    L and N markings on front of RCD

    Morning all, many RCDs have N or L marked on the front of them, to indicate polarity, but just looking at a bunch of Niglon pre-populated CUs and the RCDs all have N in the top left corner on the front, which I thought meant the left terminals are Neutral, but the Neutral bar is in the right...
  12. L

    Alarm Timer Setting

    Hello All, I have just been called out to a alarm system where the system does not set on a timer, you have to press the set key to make it set, it is an Accenta Mercury 6. Anyone know the engineer menu map for the timer setting, it also does not set the alarm off when the front door has been...
  13. M

    Help on PIRs required please

    Hi there so today at work i was asked to add on a new pir onto a lighting circuit that already had 7 6ft fluerescent lights onto it and also an existing pir..i took a 4 core 1.5 from the old pir and brought it to the new one.. when i had everything connected in and the front part of the pir on...
  14. D

    Guess the Fault???

    Thought id start a thread for posting those unusual faults that have you scratting your head for age, feel free to post one for a guessing game but here goes with mine.... Call out to a work yard who have a metal container cabin decked out with a few sockets and lights, the problem was nothing...
  15. A

    how do I khow what is short circuit capacity (KA) on DEIC

    HI Can anyone help me understand how I work out the "short circuit capacity(KA)" for Domestic Electrical Installation Certificate. Sorry struggling with this one.:blush5:
  16. G

    Up and down or front and back

    I appreciate that the convention is to wire up sockets on separate up and down breakers but it occurred to me that, given a centrally located DB, it might be better to make the division in a premises between say front and back. Ring or radial circuits could run between the floors to directly...
  17. M

    Replacing LAP 'Clip-on front plate with cutting edge design'

    Any trick to replacing the front covering after removal for wallpapering? I got the fan switch cover back on, but the light switch cover just keeps popping off. LAP 1-Gang 2-Way 10AX Light Switch Brushed Chrome Product Code: 68137 from Screwfix. I have four more to go!! Many thanks.
  18. W

    Doorbell Mystery!!

    Hi All, I need a bit of guidance on wiring multiple doorchimes. I am working in a large house with front and backdoor pushbuttons and there are 5 no. internal 8v bells. The bell are single tone and do not differentiate between front and back doors. Im guessing the bells need to be wired in...
  19. H

    Help with MK Grid Plus front plates

    Does anyone know the thread size of the screws that fit the MK Grid Plus front plates onto their grid frames? They are definitively not M3.5, so am thinking M3? Just don't want to go buying a box full if they are not the right size. Have looked on the MK website at the technical info and they...
  20. P

    panels 6 inches above ridge

    Saw this today front roof u can just see top of panels above ridge about 7" and this side is (just above) no point in having a gutter on that job:)

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