1. 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...
  2. 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...
  3. 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...
  4. 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...
  5. 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...
  6. 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
  7. 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...
  8. Ruairi Hansen

    Gas bonding

    Hi guys just wondering what peoples thought is on this. I was out looking at a job today and noticed the main gas pipe is not bonded at the meter but has a 10mm earth at the boiler is this a code c2, c3 or nothing?
  9. SairaJoy

    I'm currently an EE college student. Need to ask 6 interview style questions regarding workplace writing requirements for EE's

    Current EE college student with questions for advanced technical writing assignment. (I am supposed to interview an Electrical Engineer about workplace writing expectations/requirements)... 1 - On a daily basis, how much time/energy do you spend on writing/producing documents? 2 - How often do...
  10. A

    UK Need help with some college questions

    Hi could anyone help with some questions for college? Possible effect of TNC-S earthing arrangement has on pfc compared to TN-S?
  11. L

    SWA questions, doubting electrician

    Recently had an electrician in to wire up power to a detached garage and also wire in a 32 amp rotary switch for an eventual hot tub install. He has used a spare 40amp MCB in the house consumer for the garage and a 32amp one for the hot tub point. Cable run for both is about 10m each. He left...
  12. gazdkw82

    (More) AM2 questions

    I am a few weeks away from taking the AM2. I'm still coming across things I'm unsure about it questioning. I'm possibly over thinking but I want to be as prepared as I cam be. Can anyone answer the below, Does the sequence of tests have to be exactly like the sequence listed in GN3? The reason...
  13. N

    Questions regarding metal gang boxes

    Hi everyone! I am an industrial designer working from Israel, currently working on a product that will be installed in american homes and needs to fit into a one-gang box. I'm having trouble figuring out how common are the metal boxes out of all the home-installed electricity box...
  14. D

    Rewiring - Some questions, don't want to get done again...

    Hi, after having a somewhat bad experience with a previous sparky and having to get the work fixed I'm after some advice with regards to some additional work I'd like done. I don't want to have similar issues. I'm not an electrician, I can wire a dash-cam and that is as far as I want to go, that...
  15. R

    underpinning knowledge questions

    hi i am currently taking the mature candidate course and i'm struggling on a few of the underpinning knowledge questions. i would appreciate any help please. 1. How would you carry out an assessment of risks and plan a safe system of work? With reference to: access to the workplace...
  16. R

    underpinning knowledge questions

    Hi I’m Currently taking the mature candidate course. for Part of the course I have to answer the underpinning knowledge questions. im struggling with a number questions, just wondering if anybody has the questions to hand and would be willing to share them with me please 1- What are the...
  17. happyhippydad

    A few questions regarding domestic swimming pool..

    I have been asked to price for a supply to an outdoor swimming pool (domestic). The electric supply will be for a air source heat pump and the pool pump. (see pics) The pool is above the ground rather than buried in it (so figure 702.2 applies with regards zones). It has metal sides and metal...
  18. A

    Trainee 5 Pin Relay Question

    Hi, I have an aftermarket ignition coil harness utilizing a 5 pin relay, the relay is corroded and doesn't work. It's also discontinued by Denso and they don't have a wiring diagram for it (P/N 056700-7240). I managed to source a similar harness from a later model which has a slightly...
  19. J

    18 th Edition questions

    There are two questions that Ive been unable to locate in the regs book; 1. If the line conductor is 10mm2, the min size of of an associated Surge Protection Device connection conductor is? 2. A 230 V 30 A radial circuit is protected by a BS 3036 device. If the value of earth loop impedance...
  20. R

    Underpinning knowledge questions

    Hi I’m Currently taking the mature candidate course. for Part of the course I have to answer the underpinning knowledge questions. im struggling with a number questions, just wondering if anybody has the questions to hand and would be willing to sent please
  21. A

    Domestic Questions about choosing RCBOs

    Hello, I have been reading the topics on this forum which have been very helpful. I am looking to change my consumer unit to a full RCBO unit - I am not going to fit it myself, I am just trying to gather knowledge as to what is available so that I am informed as to choice. I have gathered that...
  22. M

    Domestic Various bits of work needed... Various questions!

    Hi all Sorry the title's so vague... We'll be having some work carried out on the house electrics soon. We've got an electrician doing most of the work, although I might do some of the bits that I am allowed to. But I am also doing a lot of the planning of the work to be done by the...
  23. Z

    Questions about "price per point" for domestic

    I've been working for a firm for a number of years now with jobs on the side, recently gone full time solo. Everything I've done up until now has been either day rate, or price work. I'm based in Surrey / Middlesex by the way, most of my work is in the areas surrounding Heathrow airport and...
  24. L

    Hi, new diy'er with a few questions

    Hi all I'm a DIY'er with a technical background, I try to do a lot of work myself (within reason, ie being responsible about risks) and get it signed off b y someone who knows. Thanks in advance for any help, I hope I won't ask too many dumb questions! Thanks John
  25. M

    Domestic House supply questions

    Hi all, Got a bit of a query with my mains supply where it enters the house. Its in an empty room that i'd like to either fit a bathroom in (as in my picture) or a toilet and wash basin. Would I need to have this DNO fuse etc moved or can it be boxed in with a water sealed access hatch? All I've...
  26. S

    NVQ level 3 knowledge units questions

    Hi to evryone, I am starting NVQ level 3 with quickstep and I am wondering if anyone would like to help me with all those knowledge units questions? Not for free of course. Thx
  27. D

    Daytime Running Lights wiring questions

    Hello Wishing to retro fit some DRL into a vehicle. Instructions, among other wires, state to: White wire to headlight Blue wire to ACC [accessories] [+ve wire is fused just in case any readers ask] Had a chat to auto electrician and he said best and easiest way is: White wire to park light...
  28. M

    Garage Supply Questions

    Hi everyone. I am currently wiring a garage that is not joined to the property, its about 12 meters at the bottom of the garden. The house supply is PME. I have been told by my cps provider that I am not to extend the earth and I must TT the garage. I have run 6mm twin and earth from a rcd...
  29. N

    Safety and part p questions

    hi I’m new to self employed domestic (having done my apprenticeship and time in industry with a utility supplier) so looking for a little guidance on the below..... Got asked to look at an Rcbo tripping issue. Called in for an initial look. Nothing seemed obviously wrong so as to cause the...
  30. S

    Few everyday questions and niggles

    Evening all. Few questions here. 1. What do you find the best way to either protect your back boxes from filling with plaster or to clear the plaster out when doing a second fix to give the best edge. 2, Do you weigh your cable in after a rewire or just scrap it. In addition do you charge...
  31. A

    Domestic Questions about radials

    First, I am not an electrician, but my brother is and he is helping me on this, I just wanted an extra opinion. I am refurbing a house and want to have some sockets in my shed and IT corner, I want to make sure that I can connect 4 sockets (in each location) on a 32Amp RCBO with 4mm twin and...
  32. E

    AM2 a few revision questions

    Im taking my AM2 on Monday and have a few questions just to get my testing on point. Firstly when testing continuity of cpc would a the assessor expect each cpc to be connected to the line conductor in a connector block for example (separately from the earth bar to eliminate parallel paths)? Or...
  33. D

    2 questions - Existing ring main mapping, and rules on spurs

    Hi Just getting started with a view to DIY electrics on my house extension in a few months time, and ideally would like to map out the current circuits so I can plan the best way to join up, or where new circuits may be required etc. 2 Questions I reckon I can do some DIY non-live testing of...
  34. J

    CU Cable Bunching..?

    Hi, Quick question that has been baffling me, I have seen many CUs whereby the cables enter shared entry points. Does this not mean the cables are now bunched according to the regs? And this all cables should have been calculated with the capacity drop? Or is a CU entry just a bit pedantic for...
  35. Y

    Domestic Dimmer switch installation questions

    Hi every one, I had a bedroom light switch replaced with a dimmer by a qualified electrician some months ago and want to get another in another room. Before tackling this myself I thought I’d look at the bedroom dimmer as a guide after reading up about dimmers online. Just two wires so looks...
  36. T

    Few Questions from a Newbie.

    Greetings all.. I've just completed the first level of Electrical Installation (City and Guilds Level 1). I've also completed and passed the ECS Health and Safety Assessment. My Question is, what kind of Jobs can i do in the meantime? I've heard you have to qualified up to Level 2, but that...
  37. G

    Introducing myself and some questions

    Hello, I am not an electrician but a fairly experienced DIYer. I know a bit of theory, from my interest in Physics. I am replacing an old ceramic hob with a new Induction hob. It is on its own 32a supply with an mcb. Manufacturer's rather generic, to-cover-themsleves safety notice says among...
  38. Lekky1

    Exceeded max demand questions

    Hi guys, I have been asked to fit a ring main in a utility room currently being built with a outside socket and a lighting circuit with 4 led lamps and a outdoor light, this much I am comfortable with. My issue is with the max demand, The current consumer unit is loaded to the max with 212amp...
  39. Adam_92

    Testing and fault finding

    Hi looking for some assistance which tests would you remove an rcbos functional earth? Isit when you do your rcd tests? And another one if anyone can help me clear this up when fault finding how would you go about splitting a ring? What would you link out at the consumer unit?
  40. T

    5357 Apprenticeship Diary Questions

    Hi all, I am an 18 year old apprentice from London studying the new 5357 Electrotechnial apprenticeship. So far it is going really well in college and at work however one thing is stumping me a little and that is the diary I am supposed to be keeping. My tutor refers to it as the 'CPD Diary'...
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