how to

  1. S

    Hi all, How to automatically switch my pool pump on when I have excess solar energy.

  2. F

    How to install rigid conduit between two surface mounted panels?

    I need to re-route some circuits from one surface mount panel to another. There is a 4” gap between the two. I want to use 1” PVC or EMT. Because of the limited space, I am looking for suggestions for a legal, secure method.
  3. S

    How to add a sub board when existing DB is fed by an armoured?

    Hi, I have been tasked with a kitchen rewire. The current DB is fed by a 16mm armoured. There is a split load old contactum DB which I don’t fancy buying MCBs for. I have quoted to add a sub DB with RCBO to cover my new kitchen wiring. My question is how would you feed the new DB? Usually I...
  4. M

    How to map circuits when some breakers are quads

    I have a question about mapping circuits in a single family home. I recently had my panel upgraded to an Eaton 2040 panel, and the electrical contractor who did the work did not label things very clearly, so my plan is to relabel all circuits from scratch. As part of the upgrade he installed 4...
  5. H

    How to choose AC motor？

    I need an AC motor with output power of 25w and voltage of 50v. Do you have any suggestions
  6. TonyandCheeny

    How to remove old ceiling rose

    I need to change the light to led and the traditional ceiling roses are stuck to the ceiling so how do i remove this without damaging the paint.
  7. JohnJohn20

    How to make smps at home

    Hello How to make smps at home with 220v dc to transformer and 12v with transistor
  8. JohnJohn20

    How to make transformer

    Hello How to make transformer inverter
  9. Mr305worldwide

    How to power headlights?

    Just want to start off by saying that I have very little electronic knowledge. I'm a headlight geek and been wanting to mess around with headlights from cars, say the HID system that I pull off of headlights or LED headlights. I recently found an entire LED headlight from a car wreck. The thing...
  10. HappyHippyDad

    How to extend cables neatly when replacing consumer unit.

    I had a consumer unit replacement today. It was a bit of a nightmare as most of the cables were too short for the new unit. I extended the ones that required extending with crimps and a bit of heat shrink, but it took forever. Are there any other options that are easier? I don't really like...
  11. Mr305worldwide

    How to find right size carbon brush for electric motor?

    Hi all. Im looking to replace the carbon brushes on the ABS electric motor in my car that no longer works correctly. Thing is, I don't know how to find the right size and I don't want to remove the motor from the car unless I have the part on hand. I'm looking on Amazon but it seems that there...
  12. HappyHippyDad

    Can I confirm how to test for and how to find a borrowed neutral?

    During some testing I found a N-E IR fault on the kitchen lights of 0.1Mohms. I also found a N-E IR fault on the ring sockets, again 0.1Mohms. This could have been a coincidence, but I disconnected both neutrals from the neutral bar (i.e the kitchen lights and sockets) and tested between them...
  13. M

    How to connect lights to one switch?

    Hi Folks, My unfinished basement has five light bulbs hanging from the ceiling with pull strings to turn each one on. I would like to add a switch somewhere so I can turn on all five with the one switch. I looked at all of the bulbs and they are all connected together, in series. Or at least a...
  14. SkiFreeYetiii

    How to make sense of this?

    Hello, I am trying to replace some lights in my walk in closet, I began with light 2 and before realizing how confusing this could get, I forgot to take a photo or label the 4 black wires. All other wiring is just as the electrician did it. My question is, how do I figure out how to wire my...
  15. S

    How to hide too much cable under a ceiling light rose

    We’ve removed a strip light from the kitchen and discovered loads of cable behind it. Loops from different plugs and switches so it can’t be removed. It was easily hidden in the big light but ive bought a light with 3 spots on a pole and the rose bit is pretty shallow. the wires can’t be pushed...
  16. E

    How to Choose the Right Construction Management Software?

    When it comes to choosing the right construction management tool, there are a lot of factors to consider. Einpix is a simple construction management tool that is specifically designed for construction companies, general contractors, subcontractors, engineers, and other industry professionals...
    • Einpix123
    • Thread
    • construction how to management right software
    • Replies: 4
    • Forum: Business Related
  17. N

    how to identify old cloth wrapped wires?

    I'm working in an old house and the electrical is old cloth insulated wires. at each light box the cloth was just breaking away exposing bare wire in a metal box. we put in a junction box in the attic. getting back in the casing cutting out the old dry sections of wire. the electrical had been...
  18. B

    How to wire these mini speakers?

    Please help me how to wire this, it’d be awesome if someone draws a simple diagram like the pic I posted but for my parts, I saw a diy video on YouTube for this mini subwoofer but it’s not clear where all the wires go. It’s only clear for the one speaker set up here in the diagram pic but...
  19. E

    How to calculate site load and availability for expansion?

    I have been tasked with seeing if a site is capable of accommodating a large new installation. I have done some working out but I'm not sure if I am going down the right lines, as this is not my area of expertise. The site has a main fused switch disconnector on the main incoming supply...
  20. T

    How to measure rail-to-earth resistance and rail-to-earth potentials

    Dear forum members, Would you give please a practical tips how to measure and what measurement equipment to use (with some examples if possible) to measure the rail-to-earth (tunnel) resistance and rail-to-earth (tunnel) potentials? The measurements needed to be done in the tunnel (cast iron...
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