power

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  1. H

    Power Inverter Without a Transformer? Please Help

    Hi, I'm new here and looking at this True Sine Wave Power Inverter from AliExpress, but I have never seen any inverter without a transformer? How do they work without one, and how does this one's build look for a cheapish China one? (£125) As I'm not abele to spend much money as it's to power a...
    • Hardergamer7
    • Thread
    • inverter please power transformer without
    • Replies: 1
    • Forum: UK Electrical Forum
  2. A

    Texecom 8 compact power supply on boat

    Hello, I am fitting a Telecom 8 Compact burglar alarm system to a boat. The boat has both nominal 12v DC supply (ie up to 14.2 v when engine running) and a regulated 12v DC supply for electronics. I dont want to power it with the inverter so 240v is not available. My original plan was to...
    • Andy J
    • Thread
    • compact power power supply security alarms supply texecom
    • Replies: 2
    • Forum: UK Electrical Forum
  3. M

    Door loss of power intermittent

    Hi everyone, Help please. Power to my passenger door keeps going off, no windows, lock doesn't work, wing mirror indicator stops work, then they will all work for 10 minutes then all goes off again for days on end 😩😩 anyone had a similar fault? Thanks
  4. O

    LED COB strip not lighting despite power

    Hi all. First post and wondering if someone can help. I have a single colour LED COB that I’m having issues with. The strip is to be controlled by a small Wi-Fi controller unit. Due to the positioning, I removed the connector and now have a positive and negotiable wire. These both show current...
  5. L

    C7 Figure of 8 UK power cable

    I have an electronic device (X Box One S) that came supplied with a 5AMP Fused figure of 8 power cable. I want to buy another cable, and my local store only stocks 3AMP fused cables of the same type. My question is, can I just buy the 3AMP fused cable, and replace the fuse with a 5AMP one, or...
  6. S

    Three phase motor ( Power cable faulty phase )

    Hi gentlemen, I have three phase motor has an issue. This motor is star connection. When I just disconnect the power cable coming from MCC through breaker, and did megger test I found the reading as follows: Phase1 with ground = 0.17 MOhm Phase 2 with ground = 250 Mohm Phase 3 with ground =...
  7. B

    Aftermarket Sony XAV-AX1000 Won't power on with engine - 2010 Vauxhall Corsa EcoFlex 1.0L

    Hi all, (DIY user here) Wondering if somebody might know anything about why my Sony XAV-AX1000 won't power up on startup. A little bit of info about the situation: I purchased this car from a private seller last weekend, who provided photos on the listing of the screen working on the date...
    • BradS0
    • Thread
    • corsa engine power problem radio vauxhall won't
    • Replies: 11
    • Forum: Auto Electrician Forum
  8. B

    Flashing plug when power on?

    I have a sump pump in a hot tub pit for when it rains. However I’d like to know if there is a plug that tells me when the pump is on. I.e flashing led. Because I’ve had a couple burn out when they’ve stayed on when the pits empty. I’ve bought a different sump pump now but a flashing indicator...
  9. meketrex

    How to wire mains power to an SPDT (maintained) switch

    I currently have a Single Pole Double Throw switch with 5 pins (as shown below) which I want to wire up to UK mains: ┌─────┐ │ NC │ └─────┘ ┌─────┐ ┌─────┐ ┌─────┐ │ - │ │ NO │ │ + │ └─────┘ └─────┘ └─────┘ ┌─────┐ │ COM │ └─────┘...
  10. M

    Laptops power station

    Hi, How can i get for example 12 laptop usb-c chargers (65w each) on one power station? I have 12 laptops on a desk and i need to get rid of the chargers (its a mess) its possible to do something that have 12 cables from one power source? I was searching for some vendor with a solution but I...
  11. R

    Solution needed!!!!…I used a Contactor instead of an ATS to connect 2 power sources (main and ups) for power redundancy

    I used a Contactor instead of an ATS to connect 2 power sources (main and ups) for power redundancy and the output is connect to a Dell server. i.e, if main power is lost contactor will changeover to ups power and there should be continuous power supply for the dell server… but i have a...
    • Raj0089
    • Thread
    • connect contactor instead power solution ups used
    • Replies: 1
    • Forum: UK Electrical Forum
  12. S

    No power to post lights

    There is no power to post lights outside. Nothing is tripped at the box. They stopped working a few weeks ago.
    • Springtime
    • Thread
    • lights no power post power power to
    • Replies: 14
    • Forum: UK Electrical Forum
  13. W

    No power in two switch boxes..

    Have two switch boxes.. one in a bathroom with a single switch for the vanity light fixture. Other box in the hallway with two switches.. one to the outside porch light and one to the ceiling light in the hall. No power coming into either box and both went out at same time. Only two GFCIs in...
  14. S

    Switch mode power supplies and protection class.

    My understanding is that a SMPS does not separate, like a SELV transformer, the secondary from the primary. Therefore presumably the equipment supplied cannot be IEC protection class III. So what class is the equipment? For example a laptop with an SMPS, metal body and high resistance...
  15. G

    Power transmission 300 KW over 1.8 KM

    Hi all : fairly strange question has anybody dealt with any companies that know about sending this sort of power over 1.8 or slightly more kilometres all over private land Customer wants to transmit privately generated power from one site to another are there any companies that specialise in...
  16. T

    What sort of USB power supply does this fan need?

    Do you know what type of USB power supply this fan needs...and what power level it is? https://www.ebay.co.uk/itm/334007533081?var=543042548590
  17. J

    240v power in bathroom

    Hi Everyone! You all seem like a friendly bunch and google keeps referring me back to here but I still cannot find any solid answers so hoping you can advise me. I am in the process of planning a shower room re model for my disabled parents but have come across some hurdles (spoke to an...
  18. 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...
    • Robbiemikeyd
    • Thread
    • control machine power relay remote switch using wiring
    • Replies: 3
    • Forum: DIY Electrical Advice
  19. O

    UK Baby Belling stove 1972 tripping power when getting warm.

    Hi, I want to restore an old baby belling stove/oven and it worked at first but after about 1min it tripped the power. After that, it trips the power immediately when trying to turn on. The two elements on the stove did this, the grill and even the oven. What is weird is that when I leave it for...
    • Oliver123
    • Thread
    • getting power stove tripping warm when
    • Replies: 4
    • Forum: UK Electrical Forum
  20. K

    Lutron Caseta dimmer won't power

    A few days ago we had a brownout and an existing Caseta switch started smelling burnt and its lights wouldn't turn on so I figured it needed replacing. I purchased the exact same model ( PD-6WCL-WH-R-C ) and installed it just as the old one. However, the ceiling lights don't come on and neither...

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