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  1. 2

    How to wire AC cable direct to DC cable

    I have two devices which take the following DC output 2.5A - 12V 1A - 5v They both have DC plugs which plug into my UK AC 240v wall outlet. As the plugs are bulky they cause alot of inconvience in my small place. If I cut both the plug sockets off an AC extention lead and the DC plugs from the...
  2. L

    How to determine the RCD rating in order to comply with 411.4.204

    Hey guys. I am currently studying for 2396 city and guild electrical design exam and I'm stuck on this question. Its asks to determine the residual current rating of an RCD in order to comply with regulation 411.4.204. The circuit in question is a final ring circuit protected by a 20a type C...
  3. M

    Recessed Lights - how to unscrew/unmount this model ? to change light bulb

    Hi all ! I have recessed lights, like in the photo attached, but I struggle to understand how these ceiling recessed lights unscrew/unmount in order to be able to replace the light bulbs ? I prefer asking first before breaking something, and can't find existing advise for this type of recessed...
  4. J

    UK How to ascertain amperage from cable thickness?

    When coming across the average common cable in UK residential/commercial setups, is there a way via cable diameter/thickness that we can accurately determine the cable specs? Some cables may have thicker sleeving etc, so I assume its not a simple case of just measuring thickness alone? Some...
  5. A

    UK How to wire three LED to main with one cable?

    Hi all, I am new in this forum and would like to understand how to wire to the main supply x3 of the equipment that I attached as a picture? I had a normal light and wish to have three of those leds instead. Is it possible and if so how should I wire it? Many thanks in advance. Adrianna
  6. M

    DIY - Apartment wrong 4-prong 220v wiring, how to fix myself?

    Hello all, I'm an amateur DIY home-owner that recently moved into an apartment for a 6-month military assignment and these maintenance workers here are clearly incompetent and just do the bare minimum at EVERYTHING, including electrical work. So I moved in here and my dryer had the 3-prong...
  7. AnonDIYer

    How to correctly wire 2-way switch for ring main

    Currently I have a spur from the ring main, but I'm planning on adding more sockets. I can't add a 13 amp fuse because I expect to be using more than 13 amps, therefore, I am going to convert the spur into a ring main extension, as in the following diagram: I'd like to put in a 2 way switch...
  8. A

    Electrical hob 6kw how to connect

    Hi everyone Need help pls I have installed cooker circuit using 6mm twin earth with 45amp switch The hob is 6kw My question is what size flex do I use to connect from cooker outlet to hob 6mm is way too thick to connect to terminals and hard to close the cover The paper work for the hob say...
  9. D

    New Transformer Humming Noise on Smart Doorbell 24 volt AC - How to fix this UK

    Hello All, Incase this reaches other non UK residents to confirm this doorbell has been fitted in England it regard to electricity distribution feeding the circuit This is the first I've posted and I'm certain many on here will have a good explanation and remedy for this problem. I've made...
  10. O

    How to connect this toroidal transformer for a light fixture?

    Hi All, Hopefully someone knows the answer to this one. I have a toroidal transformer, which goes with a specific light fixture. However, when I purchased it (second hand) I did not get the install instructions. Attached are photos of the transformer, and the label, as well as the leads on the...
  11. Tmcdiscord

    How to make sure the wire I used for my smart switch is neutral?

    I'm new to this forum, I live in Saudi Arabia. I just installed a smart light switch that requires a neutral line, as in this picture : when I opened the switch light outlet I found a black wire capped inside and not used, I used a voltage detector on the black wire and there was no voltage...
  12. B

    How to measure impedance/resistance of an AC circuit

    Hi, I’m fairly new to all things electrical but I’ve recently taken more of an interest after having a CU fitted to my shed. Is it possible to measure the impedance or resistance of an AC circuit with a basic multimeter? I tried to do this by connected each electrode over the positive and...
  13. C

    How to wire 300 blue LEDs?

    I would like to wire 300 blue LEDs to one power source in order to light up a tree. What is the best way to do this?
  14. Leighd

    Does anyone know how to work this

    I’m at a loss here, underfloor heating in an apartment we moved into. If I turn on the switch on the fuse board it’s just on constant. Can someone explain this and how to work it ?
  15. GoldenMagpie

    How to start? I'm new to the industry.

    Hi, I thought I'd introduce myself. My name is Ian and I am 38 years old, I have a 2 year old daughter and wife. We all like in a flat in Yeovil, Somerset. I have just been made redundant from my work as a dual fuel meter fitter, previously I had no experience in electricals. I have however...
  16. F

    How to stop backfeeding on a portable solar panel.

    Hi everyone, You were so helpful with my last enquiry, I am going to ask a related question. I bought a portable solar panel to keep my caravan battery topped up. The one I bought was made in the UK from a firm Low Energy Supermarket, 18volts with a 10 year warranty. Good specs, or so I thought...
  17. D

    How to wire a GFCI next to an adjoining switch

    I am replacing a standard two plug outlet with a GFCI two plug outlet in the kitchen. On the current receptacle there is one white wire at the top on the right near the ground and two black wires on the bottom left. I assume that one of the black wires is the hot line from the breaker. The other...
  18. B

    How to run column radiator as efficiently as possible

    Hi, We have recently installed column radiators (stelrad regal) pretty much throughout our house during renovation/extension work. We choose steel radiators for the classic design. I knew they would contain more water than traditional radiators but that information isn’t really advertised and I...
  19. J

    How to wire an LED dimmer switch from old halogen dimmer

    Hello, I’m trying to wire an LED dimmer to replace the older dimmer which is running halogen bulbs. All the wires are the same colour, brown. Two wires go into the COM terminal, and one goes into L2. My new switch has COM, L1 and L2 along with a screw on the metal plate for an earth. I presume...
  20. M

    How to wire two 7.5KW electric heaters to one breaker box?

    In a large insulated garage on a farm I wish to wire two 7.5kw electic heaters. https://www.globalindustrial.com/p/digital-fan-forced-ceiling-mount-heater-cz230er?infoParam.campaignId=T9F&gclid=Cj0KCQiA2sqOBhCGARIsAPuPK0jfOUo8TMLPaaQz3pMpwUUkGLhMefpcy_ejVb_Xo2CoahKIo-nIz2QaAgUfEALw_wcB A...

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