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  1. B

    Using solar panel DC output to feed immersion heater?

    Just an idle thought - has anyone any experience of using the DC output of solar panels to directly feed an immersion heater, to avoid the expense and losses associated with an inverter? Evidently, a changeover relay would be required to utilise the usual 240V AC supply at times of low or zero...
  2. M

    USA 110v 20amp circuit using existing #8 Alu wiring to 40amp breaker.

    I am abandoning an oven/microwave location that has an existing 220v 40amp (4-wire) circuit. I am leaving the wiring in place. I want to use the new counter space for a built-in microwave oven and coffee station. Can I use one of the 110v circuits in the junction box for a 110v 20amp receptacle...
  3. R

    Wiring a relay switch to power up a machine using remote control?

    So this is a question around my woodworking workshop. I have a dust collector which is connected up to various machines around the shop and want to be able to switch it on with a simple remote control I carry with me. I purchased this relay from Amazon: QIACHIP Universal Wireless Relay Module...
  4. M-B-Electrical-Services

    Anybody using Job Management Software?

    Hi all. I am pondering on the idea of using a job management software package for my business. I have a large number of clients with many of them being repeat customers and I'm running myself into the ground with paperwork! Tracking each job and what stage it is at is becoming a bit of a chore...
  5. A

    Using an estate car for work

    Thinking of changing to a estate car instead of van as van costs are quite high. Is anyone else doing this? What recommendations for a car?
  6. G

    How do I add a subpanel using three 20 amp breakers with 12AWG from the main panel

    Current Situation: I have three 20amp breakers with 12 AWG in the main panel. Each wire ends in a 3x2.5” metal box along with one neutral wire. There are two yellow wires, a black wire and a white wire. One yellow wire is attached to a 240V outlet and the other is attached to an orange wire...
  7. W

    UK Rewire using old conduits

    Rewiring a house in a few weeks, the lighting circuit is wired in old conduits. Interested to know if you would re use the conduits or just do new chases for the cables
  8. M

    V2L power supply to house using power point

    Hi guys, Trying to find out if I can supply power to my house by plugging a V2L capable EV like the Hyundai Ionic 5 into a 15A power outlet after the mains power has been shut off?
  9. T

    Using solar panels to power swimspa on a separate fuse box

    Hi, Hoping for some help. We have existing solar panels on our roof and recently had batteries installed to charge from the panels. They are both connected to an indoor fuse box. The main purpose of the batteries was to store solar energy captured and then use it for heating our outdoor...
  10. g3nt73m4n

    Using disconnect switch over its operating current Ie

    Hello, What happens if we use disconnect switch over its operating curent Ie? For ex. If our circuit is motor circuit and current range is 140A. We need to use 160A. But we used a disconnect switch with operating current Ie as 125A not 160A. Making and breaking capacity of a disconnect...
  11. R

    Using one cable for multiple Earth bonding

    HI all, I've had 3 x additional gas supplies installed in a building. Can i use one 10mm bonding cable and link these new supplies (keeping the cable continuous by stripping the sheath and clamping into earth straps) or do i have to run 3 new earth cables? Also can i use a staple gun (metal...
  12. W

    Strange voltage when using dimmer switch

    Wondering if anyone else has had this, getting 24v between live and neutral at pendant when dimmer is off, which means the light isn’t fully going off it’s still sort of glowing. When I replaced this for a regular switch it sorted the issue, just wondering if anyone else has had this and if just...
  13. C

    "smart" meters for my structures reading 2-3x more power usage than im actually using.. why ?

    I have a question for you all, We recently moved, and the old house had the analog meter on it, the new place has 3 structures on the property.. a barn, a defunct kennel which im going to turn into a workshop and the house itself. All 3 buildings have these smart meters on them.. Our first...
  14. R

    Rewire using covings and skirtings?

    Morning everyone Is it possible to do a domestic rewire by running cables inside skirting voids or behind covings and then chasing up/down? 😬. I have a furnished flat with floors that I could do with protecting as much as possible. I could do without them being cut/lifted as much as normal...
  15. P

    #Share: 7 full wave rectifier circuit using two diode or SCR

    Working principle of 7 center tapped full wave rectifier circuits ?????? What is center tapped full wave rectifier? 7 full wave rectifier circuit using two diode or SCR 1. Rectifier circuit with resistive load using two Diode 2. Rectifier circuit with RL load 3. The center tapped full wave...
  16. O

    Multi-fuel boiler stove connected to existing heating system using a relay

    Hi all, first of all I'm not a sparks so forgive my ignorance. We are currently getting a boiler stove installed. This involves connecting the plumbing and some electrical to our existing heating system. The Plumber has requested that our electrician installs a spur at the location of the...
  17. J

    Question about using a 230v appliance here in the USA

    Hi everyone, I have what I'm sure is a very basic question that I would really appreciate some help on. I am a cider maker and recently purchased a new apple grinder that is manufactured in Germany and runs on 230v/50hz. I am wondering how I can use it here in the US? It came with a power...
  18. Mramin

    Installing wired floodlight using existing spotlight wiring.

    I currently have 3 spotlights that are controlled by a switch and I'd like to replace these with wired floodlights. Would it be possible to reuse the existing wiring + switch?
  19. A

    Cabling a remote RCD and using it as an isolator switch

    I am drawing up a contract for a job in a domestic property which has a 3-phase Distribution Board and need to supply 3ph to a heat pump that's in the same room. An MCB in the DB will feed an RCD in its own enclosure, mounted next to the heat pump 3 metres away. I know that an RCD is desirable...
  20. A

    Why are cctv installers not using the LSHF cat 6 cable when wiring domestic in Ireland. When wiring lights/sockets etc

    Why are cctv installers in ireland not using LSHF cable in a domestic situation as when wiring Sockets/ LIGHTS rtc Irish regs state thst LSHF CABLE must be used. If i am certing the rewire of house and cctv installer installs standard cat 6 ( not LSHF)Cable i surely cannot cert that house.

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