1. Q

    A question about GFCI adapters

    Does an adapter such as the link below when plugged into an ungrounded 3 prong outlet act the same way as if the outlet was replaced with a GFCI outlet in terms of shock protection? Having a difficult time figuring this out...
  2. B

    Simple question regarding lightbulbs voltage

    Gnight! Tonight i bought a 110V lightbulb accidently and all my sockets are 220V. The lamp in which i want to use it in is 127/220V, but the socket itself is 220V. I also have the option to use the lamp in a bivolt socket strip and then the socket strip in the wall socket. Is any of these...
  3. S

    Stupid Question

    I'm on a roll with questions so I may as well keep going. This being the most riskiest as no doubt many might think what the heck am I doing playing with sparks if I don't even know something as basic as this. So here goes.... So normally, when I'm renovating a room (plastering especially) and...
  4. H

    Domestic plz answer

    Hi experts. i am a non professional unqualified hobbiest electrian only lean and work in do it yourself manner. my question is if Electic supply company disconnects both neutral and phase supplies to accomplish power cuts ?
  5. S

    Quality workmanship & zoning question

    So I'm refurbishing/replacing my kitchen and the existing sockets are largely where I want them so I thought it would be a case of replacing like for like. How wrong was I. This first pic was taken just above the hob. As a non spark even I can see significant problems: Connector blocks (not...
  6. D

    Another tool question... HOBO tools...?.?

    Anyone heard of a brand of tools HOBO ? (i think possibly Dutch or German made)
  7. Strima

    Who have I upset? Admin/Mods question

    I keep getting this message when posting on this thread: Charity requires premises inspection/certification in Alconbury, Huntindonshire -
  8. L

    Ceiling Light Wiring Question

    I'm replacing an overhead light in a kitchen. There are two bundles coming out of the ceiling. Both have a black, a white, and a ground wire. The light fixture has a black, a white, and a ground wire. What should we do with the two sets coming out of the ceiling?
  9. S

    Crimping question for Wires inside extension cable

    Hi all, I'm not an electrician by any stretch, but I do try to do the odd job in my studio. And shortening extension cables is something i need to do once in a while. When taking the plug off one recently, I saw these tiny crimps that were used. And I can't for the life of me figure out how to...
  10. A

    Trailer Electrics Question - Rear Tail Light Blow Fuse

    Hi all, Got a horse trailer, which seems to blow the fuse in my car for the 'Right Hand Tail Light'. When using the trailer, it will blow the fuse (not right away), knocking out the rear tail light on my car, and the rear tail light cluster (not indicators) on the trailer. I've followed the...
  11. L

    Safety Question

    Hello, I have a safety question! My friend found a cable and argued that it was okay to touch it (and did touch it) because there's no probable way a coated fiber optic cable that had no voltage warning and was located next to a power line could cause you harm. Due to the fact it is coated and...
  12. P

    Question about sub meters

    I have a 3 phase supply to my 1957 architect designed grade II listed house. I have just built an annexe to the property and want to run a supply from one of the unused phases. My supplier says: 'we don't do that sort of thing' and Western Power says: ' ask your supplier.' No independent...
  13. P


    Where do I post a diy question about feeding a subpanel?
  14. F

    UK Hello. I saw a question related to the Rangemaster Kitchener 90

    My own problem is that when the grill is on, sometimes the mains trips which takes out all of the other units like boiler freezer etc. The individual trip for the cooker does not drop out! Does that mean there is a short somewhere? I suspect the switch for the grill as yesterday I turned it a...
  15. B

    Trainee Question RFC circuit ??

    Hi new to this site. I am a trainee electrician and have been trying to get some info on ring final circuits. My parents have had there kitchen done, well new worktop and doors all spray painted. They have installed a new larder unit and they are looking to plug in micro/oven/grill in the...
  16. W

    Earthing woodworking machine question

    Hi, I am replacing a “fizzing” start /stop switch on a metal framed woodworking machine , with an NVR switch with emergency stop. The machine itself is mounted on nylon castors which presumably insulate the machine electrically from ground. My question is therefore, where do I attach the earth...
  17. J

    Transfer Switch Question

    Afternoon! Below is a picture of my Reliant Outlet and Transfer Switch Box. My inside panel does not have anything telling me about what I can run if I plugged in a generator to this outlet. I understand I have to turn off the main breaker if the power was off but do I turn on the 30A and 20A...
  18. M

    RCD Test failure question

    Hi there, I’m a confused landlord after a bit of advice please... I had my property renovated including electric 6 years ago. The RCD operating time for lights was tested at 16.4ms back then. Another electrician (arranges by the letting agent) has just completed the updated EICR and failed the...
  19. Bear

    Select (Scottish) Certification Scheme Question on volt drop from 2391

    Hi all, I have worked out the volt drop on other questions using the formula mVxAxM. had no issues, but this question below has just fried whats left of my brain, I have the answer because i got it wrong, but how do you work this one out?? Being Dyslexic i do sometimes read the questions all...
  20. J

    Relay related question

    Hello, I'm trying to build a 12v circuit where a npn laser sensor activate a pump but I have no idea on how to build it. Its pretty simple but if I hook the laser to the circuit it looks like there's not enough current passing through to power the pump. So I think I would need a relay right...
  21. Pete999

    No Question

    Just thought I would let you know, after weeks of nagging from her in doors, fitted new outside light, drilled two fixing holes, sitting down now knackered, cuppa tea, thought I would keep my hand in lol, only 3 wires simple job, don't matter if I put the Black in the L slot does it? lol, only...
  22. R

    Light Switch 2 Gang 2 Way, light switch crackling & Earth Wire question (DIY)

    Hello everybody, I was experiencing some crackling when turning our kitchen lights on (2 gang 2way). I opened up the light switch to see if there was any obvious issues such as loose wires and I noticed the one loose earth wire. One earth wire to the light switch was wired to the casing and...
  23. Z

    Hi, could anyone tell me how to prove in a book that the highest x5 of an RCD test is sufficient please? It’s a question on my am2 testing. Thanks

    Hi, could anyone tell me how to prove in a book that the highest x5 of an RCD test is sufficient please? It’s a question on my am2 testing. Thanks I’m also struggling on how to check that my measure PFC at DB will trip the breakers in time. This question was a tick box on the exam so if anyone...
  24. Lister1987

    Stupid question time...

    How does an earth leakage clamp meter differ from a clamp meter (if at all). Both tend to test IVR so are we just talking sensitivity, resolution and range? When does one become the other (if at all).
  25. A

    Course question help B/H curve

    Q - Using the above graph, comment on how the material affects the B-H relationship for cast iron and mild steel I have no idea what is required here its online course and do not get help. Do they want me to describe what is happening for example Cast iron , flux density B increases quite...
  26. W

    Question on the 236 1&2 certs

    I'm ordering replacement certs but I need to know what's on the cert itself ( the title) i'm struggling to remember. I qualified in 2003 and I think it was something like installation of electrotechnical systems or something similar. Does anybody have their certs handy and confirm the name...
  27. Plantman2000

    Shower MCB question after electrician installed new Consumer Unit

    Hello all. A few years ago we had a new kitchen installed and as part of those works we had an electrician in to install a new feed to this kitchen and a full new consumer unit as well. This is a metal CED branded unit with CED MCB's. We have two showers, one upstairs and one downstairs. The...
  28. pirate

    Bathroom fan fuse question

    This house was destroyed completely yesterday. My pal who is the next door neighbour told me the fire was caused by a bathroom fan...the same pal I fitted a new bathroom extractor fan for a few weeks ago. He seemed slightly concerned... Do all MI's require a 3A fuse these days? If not, would you...
  29. S

    Lighting question

    Hi there. I'm currently trying to replace some light fittings. First one went well but the second has me stumped. Just wanted some advice before continuing. I've taken off the ceiling rose to find the wiring shown in the photo below. I'm confused as the red wires don't seem to be connected to...
  30. David916

    Wiring Question

    Hi, I'm trying to add a switch that can control my bi-directional 110v motor. I bought this joystick from Amazon but it doesn't come with instructions. If anyhow can give me a hand, I would really appreciate it. When I switch the Black and White wires on terminals #1 & #4, that changes the...
  31. A

    Rewire question

    Evening all. Just a quick one. I've been asked to price for a rewire. I work for a NIC registered company and are not registered myself. Can I do it or will I need someone to sign of my cert?
  32. J

    UK qualifications and experience question

    Hell im john age 56 from merseyside. i started my electrical apprenticeship in 1980 a period of 4 years 3 months. During that time i attended college and passed my part 1 and part 2 city and guilds electrical installation work exams. During the years i passed my 15th 16th 17th 18th edition...
  33. T

    Timing light question.

    I recently rebuilt An XS 650 engine. Motor fired great and ran well on static timing, however, With an inductive light connected (brand new) the inductive light failed to light and engine only fired on number two cylinder. Once the timing light was disconnected the engine ran fine. Ideas?
  34. T

    UK Hotel extension question 5

    I have pasted the question in below, I have no Idea how to do this of someone could give me the pages and a step by step guide would be perfect, it's for my college hotel extension. 5. Determine, for one of the circuits supplying the fridges, the minimum possible cross-sectional area of the CPC...
  35. T

    Socket problem - DIY question

    Hi, hoping for some help please. I’m not an electrician - just an occasional DIYer. Replacing an under-counter fridge and the socket has a problem. Tested it with a Kewtech 107 tester. Neutral light flashing amber in bottom left of triangle. Took socket apart (faceplate is a bad fit for...
  36. D

    Confused on question about PLC's see below

    so for my question i have been asked this: 1.Explain the terms “Bus” and “Star” as applied to a modern programmable controller system. 2. Describe, with the aid of diagrams, a network configuration that could be using to connect a programmable controller system. To do this task, select one...
  37. S

    Can I ask this DIY question?

    Dear all, I'm a computer programmer but never had any formal education in electronics (although I think I know enough on how to isolate circuits). I work in a company that does a lot of community outreach by allowing its employees to meet clients by driving company cars. However...
  38. D

    Help on what a question is asking off me

    Hey, so I've been given this question : Describe, with the aid of diagrams, a network configuration that could be using to connect a programmable controller system. To do this task, select one PLC network configuration that is commercially used on a typical PLC distributed system. I'm a bit...
  39. S

    rcbo neutral lead question

    Hi, 1st post so go easy on me lol. just wondering if this is normal or if i should be looking for an issue? Today i was fitting ferrules to the fly leads on a compleated cu,cu was fitted 2 weeks ago but did not have any ferrules at the time. So upon dissconnecting each each lead (main switch...
  40. O

    Soundproofing question

    I would like to put foam acoustic panels all over the walls and ceiling of a room to soundproof it, here are the panels: View: The...
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