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  1. M

    Questions on bonding

    Afternoon A simply question but like confirmation from the more knowledgeable. Can someone confirm if there is a direct short between a line conductor to extraneous pipework I.e water or gas. In what scenarios will the MCB trip or not trip? My own thoughts are that if it has a negligible...
  2. J

    Possibly stupid questions

    These are possibly a stupid questions as I know nothing about electrical wiring. I was wondering if it is possible to install a nema 14-50 outlet in an outdoor condo parking lot. There seems to be power boxes on the ground nearby which I assume is where the sprinklers draw their power from. If...
  3. littlespark

    Two quick questions

    Father in laws project. He’s bought a massive shed to store our caravans in and I’m bringing the electrics up to decent condition. (30 odd double sockets and a couple of 16A commandos on one rfc!) so.... can anyone tell me what size this breaker is? I’m guessing 63A. It fed a 32A 3ph socket at...
  4. G

    Apprentices ask the dumbest questions

    now I'm a firm believer in the adage "there's no such thing as a stupid question" but sometimes, well, they just are. One from the lad this morning whilst looking at a switched fused spur. "Does N out mean nothing can go in that terminal?" Still hurts now:D:D:oops::eek:
    • GBDamo
    • Thread
    • apprentices apprenticeship questions
    • Replies: 19
    • Forum: UK Electrical Forum
  5. V

    Electrical plugs and breaker questions

    Hey everyone! New to these forums. Looking to get advice on the best option to resolve this: I have a 50A 6 gauge wire (with an un-used neutral) coming to my detached garage from my main panel that powers an electric car charger via a 6-50R. The car charger only takes 20A but due to the 6-50...
  6. K

    NAPIT Certification Scheme Joining NAPIT - requirements and questions

    Hi Guys. Napit sent me an email with requirements for my first assessment via zoom. Does anyone have any idea what they can ask me for 2 hours !?! Especially I have on site assessment next day. Also they asked me to prepare: Thank you for confirming this ‘office’ meeting. Please make the...
  7. S

    220v vs 240v outlet questions

    220 vs 240 outlet questions I have a question understanding the difference between 220 volt outlets and 240 volt outlets. I saw a video online of someone adding, as the video describes, 220 volt outlets to their shop. He opens the panel, and obviously by means of a double breaker, connects both...
  8. littlespark

    VW Transporter questions

    I’ve just bought an 18 plate transporter T6. Got a few questions. 1. aux socket on all the time. Any way to change this to through the ignition? I’m worried I leave the plug in dash cam on all night and it drains the battery. 2. aux socket in rear space. Can I add an additional aux socket for...
  9. A

    Hi All I'm an electrical engineer student from Indonesia. Wish you could help me to answer some questions

    Do you know what these symbols stand for?
  10. S

    Help with certification

    Hi, Hope all are well, I just need clarification on a job Ive done with regards to the certification. I have wired an extension to house which includes a bedroom, kitchen and bathroom. The old house is installed to 17th edition. The extension has a new DB that the extension circuits are...
  11. Y

    New Kitchen - Double oven circuit questions.

    Good even, I am having a new kitchen installed and i just wanna double check a few things, having spoken to a few sparkys at work i seem to have the just of it, however im looking for clarity before getting quotes. Back ground. The kitchen is a complete rewire so that it will now have its...
  12. mak

    Couple of questions, r1r2, Zs and polarity

    On a ring main we test r1r2 at every outlet since there is no end of the circuit and every test should return same-ish figure unless there is a loose connection or socket is on a spur, right? What about the the radial circuit? Other than to check polarity is there a point to test anywhere other...
  13. S

    18th Edition Formula Questions - Any Genuine Examples

    Hi, Firstly, sorry if this post is in the wrong sub-forum group; if it is please advise where to place this thread. I've been studying for the 18th Ed. Regs course via XS Training and all is going really well. The only problem is that I've noticed all their practice material/questions haven't...
  14. robertl

    3 phase Rotary Converter Build questions

    Hi All, I am just about ready in my new workshop to buy and start using the 3 phase equipment i will need for my business. The biggest of which will be the press brake rated at 12.5kw max. There will be a few other units but smaller - around the 1 to 3kw rating range, so with that i am looking...
  15. A

    couple of PAT testing questions

    Hi Everyone, I have recently bought a UNI-T PAT tester ( UT528) and have few questions: It is mentioned in the handbook, to limit the earth continuity test for some appliances such as TV between 20 and 200 mA. When I check the UNI-T operation manual, it is mentioned the test current for earth...
  16. J

    The induced EMF can be found by...........?

    Hey everyone, Im a complete beginner and looking into the lvl 2 2365 syllabus to see what i need to be studying. I came across some multiple choice questions and came up against the below question, can you please direct me to some good vids/sites etc that will help me to understand. I need...
  17. D

    Replacing 2 Wire Doorbell Transformer W/ 3 Wire... Questions.

    Hello, I had a 2 wire doorbell transformer that I needed to upgrade in order for my Ring Pro to work correctly. The old transformer had 2 black wires and one was connected to a black wire and the other was connected to a bare copper wire. The new transformer has 3 wires (black, white and...
  18. T

    More Led panel questions

    We are due to have new LED panels installed in a room with a false ceiling. Do the panels need to be TP(a) or TP(b) or neither? If they are neither and the ceiling needs to be fire rated would a hood cover it? School premises manager
  19. Jay 1987

    I HAVE TWO QUESTIONS

    Hello guys and girls, I have two questions, the first one is...... when testing insulation resistance if you were to double the cable the insulation resistance would half ? something about parallels ? what does this mean ? Second question is..... the relationship between the maximum PFC and...
  20. T

    Questions about new bathroom vent fan installation/wiring...

    I will soon be installing a new vent fan in my master bathroom - a combination fan/light/bluetooth speaker from a local big box store. My current switch box has 3 switches: 1 for the vanity light which will not be touched, 1 for the fan, and 1 for the light. I have a 14/2 wire entering the...
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