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  1. V

    Kitchen Junction Box Question Please?

    Hi Everyone, Sorry in advance if this is a silly question. There is a junction box in my mother's kitchen, on the wall above her kitchen cabinet. It looks like one of these: https://www.screwfix.com/p/30a-3-terminal-junction-box-white/5866d Can I ask if it is unsafe to have these in kitchens...
  2. W

    220v attic conduit question

    Hello all, new here. In the near furture i want to install an electric tankless water heater. I would do gas but i only have electric in my home after moving. I will be hiring an electrician to do the wiring. Its only 30 feet from electrical box to water heater location and i will need a double...
  3. MrKaris

    Kitchen circuit wiring question. newbie DIY. #help

    Hello. I am new to wiring and could use some help getting this circuit wired in the kitchen . I am trying to get the source power to the GFCI and then through a switch to have the garbage disposal protected by the GFCI. I also have a switch that I would like in for the above sink light. Lastly...
  4. F

    Bonding RSJ question.

    Hi all, I would like some advice on a scenario currently at my workplace. I am replacing a Sub main DB and replacing the wiring to sockets/lights in one of our storage buildings. My question is regarding bonding. The main bonding is 25mm, which from the sub mains EMT, my plan was to bond the...
  5. M

    LED spotlight question

    Hello. I am in the process of redecorating our bathroom. I ordered some GU10 led spotlights which came with the bulb socket and wiring. For some reason they do not work. They are replacing MR16 bulbs. I've attached photos showing the cable coming out of the ceiling, the old MR16 bulb and the new...
  6. mak

    Question about earthing the armour of SWA

    If cpc core is present i.e. it's either 5 core three phase or 3 core single phase — is a banjo connected with a brass screw into steel trunking adequate to earth the armour(provided trunking is earthed to the earth bar)? Or would you put fly leads in between then a fly lead to an earth bar? Thanks.
  7. I

    Amtech MSDB modelling question

    Hi guys, With regards to modelling a multi service distribution board, how would you guys model it in Amtech? I have tried using a TPN distribution board and each circuit on the DB represents one apartment protected by a BS88 80A fuse (within the MSDB). The error I am facing is "The...
  8. ThomasB

    Overhead triplex feeder termination question

    I have 6-6-6 triplex overhead that I'm running to a detached garage. At the weatherhead at the garage I'm going to splice 8 guage thhn copper to run down to the sub panel (approx 5' max of 8 guage at both ends of the run). This feeder will be on a 50a breaker. Does anyone see any issues with...
  9. L

    2 x sockets : EICR . What would you code . Then another question !

    First : here are 2 x sockets .What code would you give and why ? 3rd pick you can see rear thermal damage on double socket second : Roof above bathroom has terrible leaks . Lights spark and buzz etc when raining .Video evidence shown to tester . tester says it not a C1 or C2 as its not...
  10. Mishmelly

    Question on installing a dimmer?

    The ground wire comes into the box and wraps around the green screw and continues on outside the box. Can I cut that in half and piggy on another ground wire for the dimmer?
  11. H

    302 question help please

    A motor has a synchronous speed of 50rps and runs at 2850rpm when connected to a 230-volt 50Hz supply. Calculate: a) per unit slip b) percentage slip.
  12. H

    Anyone here able to help me with 302 exam question . Tia

    Does it make sense to anyone ?
  13. O

    question regarding supplementary bonding.

    Curious about supplementary bonding, I have these two 4mm Cables loose and not connected to anything in my parents house. I presume they are for the hot and cold copper pipes, my questions is do i need to join/make a connection between the hot and cold pipes? I work as an electrical improver...
  14. M

    RCD Tripping times question

    A few 30mA RCBO's that i have tested recently are tripping lower at x1 than they are at x5, e.g 13.1 x1 13.8 x5, I know both these results comply but im curious does any one know why the 1 times trip is lower than 5?
  15. S

    Question about reference method in insulated joists unclipped not totally enclosed

    Hi All I wanted to ask a question about the reference method. Passing wiring through holes made at 0.2-0.4 of the joist span. The cables passes from one side of the house to another. Unfortunately the joists run in the other direction. The cables pass through 20 joists, the joists are about...
  16. W

    question for the experienced or recently qualified sparky

    having recently started training to become an electrician, enrolled end of jan, and yet to start any practicall classroom lessons, i do find some of the training material seemingly going a bit off topic, and question the relevance to the training, my current bit of reading material (to be...
  17. I

    Earthing question - TNC in Bulgaria - DIY

    Hi all, For clarity, I'm not a qualified electrician, but have a reasonable amount of experience as I've done plenty of wiring (signed off by a proper sparky) as a farm manager in the UK. I now have a house in Bulgaria which we bought some five years ago and have been slowly modernising during...
  18. U

    Question regarding my AM2

    I have my AM2 coming up next week but something is puzzling me and I’m hoping someone can help me out. So there is some SY cable coming out of the DOL into the 3 phase motor. From my understanding they provide 4 core SY. I’m a bit confused as to where I’m supposed to get the CPC from as from...
  19. B

    110 V Motor Question

    Hello everyone, I have a piece of 110V plant that is not working. The wire from plug to NVR had a partial cut (rectified). The NVR energises so assumed good. The motor has what looks like two capacitors (white and black). I am trying to run some basic checks on the windings (resistance) but...
  20. P

    SPD Conductor Size Question

    Hello, I have a Leviton 51120-1 SPD connected to a residential (120/240V) 200A breaker/service main panel – The 51120 is fed from (2qty) – 20A breakers in the service panel – All wires connected to the 51120 (L1&L2 hot, neut,& ground) are 12 AWG stranded conductors – The install instructions...
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