power

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  1. J

    Fitting a Power Meter to a CU Part 2

    Following on from my ‘Fitting a Power Meter to a CU Part 1’ question here is Part 2. My home installation includes a Lutron Homeworks system that is supplied by a dedicated CU image here - PXL_20211105_203655704.jpg - https://1drv.ms/u/s!AkQ39xZI1R4EkuBYCGWrqhjWgNTZlQ?e=W89acf The power meter...
  2. J

    Fitting a Power Meter to a CU Part 1

    So that I can understand how the electrical energy that I consume is being used I want to fit one of these to my consumer unit (CU) - https://www.amazon.co.uk/EMPORIA-ENERGY-Emporia-Electricity-Metering/dp/B08G37ML2R/ref=psdc_1938287031_t1_B00G5DZK8I?th=1 The power meter appears to be primarily...
  3. A

    Relay to turn power off to solenoid

    Hey everyone, I am new here and by no means an electrician. I have a solenoid valve that needs to turn off when my ignition turns on. I also would like to turn on the solenoid with a switch when the valve is needed. Here is my attempt to wire a relay to achieve the needed task. Any...
  4. Shocker

    Line wiring help with no power ?

    Jon.
  5. multimarcus

    Choosing right cable to power Power Supply Units

    Hello everyone, I need to supply power from an A/C wall plug to an enclosure containing 2 power supply units. These are: 1 - Switching Power Supply INPUT 100-240v 3.0A / OUTPUT 5v = 40A --> connected to LED lights 2 - Power Supply Unit INPUT 100-240v 1.5A / OUTPUT 5v = 10A --> connected to...
  6. zatchsmayr

    How to power cree led

    I have purchased a 16 mm 10 watt Cree LED (XM-L2) and a constant current voltage driver, the spec sheet for the LED has a maximum of 3 amps. I limited my driver to 2.5 amps connected it to the 12 volt battery in my car. Now the led worked when I powered on my lights normally but when I locked my...
  7. H

    LED strip power

    I am trying to run (for the moment) just 5 metres of LED strip using an LED driver and DMX decoder. I have everything working fine when I am using a 12V battery, but just bought a driver to use instead which doesn't seem to work. The driver I have is this 12V Premium Tagra® Professional IP67...
  8. I

    Power requirement for new supply

    Morning All, I am looking for advice on what KVA I need to advise UKPN so that can quote for new supply to a greenfield site, the requirements are: Cabin/Mobile home Normal House is 9KVa, unless otherwise advised 20 Stables, Office, tack room, hay barn and feed room. stable plot size is...
  9. 1

    Power to shed

    Hello all , I’m currently in the middle of readying my garden for next summer , basically I want to put power into my shed. running a 4mm armoured from the house to the shed and into the board inside the shed. The boards that are on sale have a 40amp main switch and then the two breakers for...
  10. L

    add a receptacle to a light switch, but power is at the fixture not at switch

    i`m trying to add an outlet to an existing dimmer light switch. the switch is wired directly to the light so i only have a 3 wire at the switch box (black, white , ground}. so i guess the power comes down from the box at the light fixture. how can i add an outlet next to the switch?thanks for...
  11. C

    Static caravan power supply

    I have a holiday caravan which I upgraded to a residential standard lodge. The old static had a 16 Amp supply which was OK as the oven and hob were gas though the supply would still trip if the kettle was on with the microwave but no big deal. The park owner upgraded the cable from the meter and...
  12. S

    High power single bead RGB LED chip recommendations and advice

    Do RGB LED chips with single beads for each colour exist higher powered than 3W, and if so could anyone recommend one? I've been trying out these (which seem to be comparable to these) - is it possible to find higher powered variations? i know that it is possible to find 10W chips but these...
    • Snorkel
    • Thread
    • advice led power recommendations rgb single
    • Replies: 0
    • Forum: Lighting Forum
  13. V

    Line power but receptacle not working.

    So i have 2 wires coming into a gang box. 1 is hot, the other is not powered because it is feeding the next device. Im trying to connect a gfci. I put the hot line in the outlet and it never powered on. What could the problem be?
  14. M

    RC filter from power bank, to get rid of high frequencies

    Hi! I have a question regarding a RC-filter I'm trying to create. I have an amplifier with a microphone connected to power supply in a power bank. The power from the power bank is switching power which causes a lot of noise for my analouge circuit. So I want to filter the high frequencies...
  15. S

    Help please -UK Private Rented 1 bed flat - comfort/storage heaters - £634 bill for 3 months from Scottish Power

    Hi. Please can someone offer me advise. I have a 1 bedroom flat with storage/comfort heaters (don't know which) that I don't turn on as I can't afford to run them. I have always had really high electricity bills and two metres which are supposed to cover day and night usage. Scottish Power...
    • Sarah Giles
    • Thread
    • comfort economy 7 heaters help please months please power private rented scottish storage heater
    • Replies: 14
    • Forum: Central Heating Systems
  16. A

    Electrician in Kenya

    Dear Members, My name is Abdulhakim am from kenya, i work with an electrical company by name Link-up Power Engineers dealing with industrial installations, am very glad to join this great group.
  17. Eben90

    Strip Led power supply

    Hi guys I'm planning to make a Led illuminated staircase lights. I have 19 steps and so I will use 19 strip lights of 12W each. So my total power will be 19×12w=228W. I will use power supply 12V 20A SMPS - 240W. I have two conditions : Case1:In auto mode a pir sensor is there and it will...

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