switching

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  1. P

    Sequential or random switching

    I have a rainwater harvesting system with three tanks each with a separate pump. I will have a pressure vessel and pressure switch to automatically start pumping when water is required. However, I do not want to run all three pumps together but one at a time. I need a switch which will ensure...
    • Paul2011
    • Thread
    • pumps random switch switching three
    • Replies: 39
    • Forum: UK Electrical Forum
  2. D

    neutral switching of lights

    Hi all My niece has just bought a house so asked me check over electrics etc, from a visual was a new flurecent light in itc as tube was going and tatty (she bought it to rent out).so on fitting the lights I notices it was neutral switching. On further investigation the whole house and looks...
    • davek
    • Thread
    • lighting lights neutral switch switching
    • Replies: 18
    • Forum: UK Electrical Forum
  3. S

    3 plate switching

    Hi guys, I've been a trainee electrician for nearly two years, working only on new builds. a friend of mine has just moved in to a new house and has asked me to do a few little jobs for him before the plasterer comes in. He wants me to add a security light to the back of his house, however all...
    • Sparky parky
    • Thread
    • earth light lighting permanent plate security switch switching
    • Replies: 18
    • Forum: UK Electrical Forum
  4. R

    PLC switching

    If you wanted to use an output of a PLC to start a DOL motor, would the PLC output power be used to energise the coil on the contactor at 110v,
  5. E

    2way switching and intermediate conundrum

    Good evening all im in a bit of a pickle. I've wired 2way switching that controls 4 sets of lights from 4 different points. Basically 4g switch on each floor. ive some how really confused myself. I'm having to change some of the modules as intermediate works out in different location for one...
    • egginyourface
    • Thread
    • 2way common first intermediate strappers switch switches switching
    • Replies: 32
    • Forum: UK Electrical Forum
  6. B

    Using rotary isolators for switching loads on and off?

    Hi Can you use rotary isolators to switch resistive loads on and off on a regular basis (talking 18KW load here) I personally thought not, that it should be controlled through a contactor but I have seen another installation that is using isolators thx Bigfoots
    • bigfoots
    • Thread
    • different isolator isolators loads off rating rotary switch switching using
    • Replies: 2
    • Forum: UK Electrical Forum
  7. 7

    *help please*2 way switching landing lighting

    hello there happy new year and all that! please help me I currently have a job where a customer has tried changing 2 lights, up and downstairs landing lights. I got called due to the lights will no longer switch on. The up and down lights are on the same MCB x2 1g 2way. I seem to be able to get...
  8. D

    Switching via PC or mobile

    Hi people, I have a client with a house in london and a place in the country. He wants to be able to switch on the hot water in the country pile from his place or office in london via a pc or smart phone so that he has HW on arrival. Currently the hot water is on a single channel programmer,so...
    • Deleted member 9648
    • Thread
    • mobile switch switching
    • Replies: 5
    • Forum: UK Electrical Forum
  9. J

    Switched Neutral: When to and when not to.

    Guys, it's a question that raises its head every now and then and the web references only ever seem to direct towards much plagiarised versions of the same paper that explains a little (but nothing) about relying upon the earth connection on the other side of the switching device. Can anyone...
    • Jocktrician
    • Thread
    • neutral phase switch switched switching when
    • Replies: 7
    • Forum: UK Electrical Forum
  10. J

    Intermediate switching

    Guys please help! Im currently re-wiring my house and I've hit a snag. I'll try and explain At the bottom of the stairs on the ground floor im fitting a double switch. The 1st switch turns on ground floor light and the 2nd turns on the 1st floor. Easy up to now! This is where it gets messy...
    • Jay0602
    • Thread
    • double floor intermediate light right switch switching
    • Replies: 11
    • Forum: DIY Electrical Advice
  11. carl9254

    LED Floodlight

    Hello. Just a quick question. Got 8 140w led floodlights running on a B20 mcb. The lights come on through a mechanical timer but the customer says everytime the timer switches it trips the mcb. But they work fine when the manual switch on the timer is pressed. Can you run LEDs of a manual...
  12. D

    Automatic switching between incoming AC Mains and DC Solar power

    My solar-inverter has an in-built AC battery charger ( 220V, 50Hz) as well. Specs of Inverter are 2000 Watts, 48vDC. I have installed Panels of 1200Watts @ 48VDC During day-time, some days are such that my power consumption compared to Solar Energy being made is low, and my batteries are...
  13. C

    Wireless switching solution

    I have a problem that needs solving - there should be a product for it on the market but I can't find it! Problem: 2 lights are run from an interior switch, my client would like the gate relay to turn these lights on also as well as having the switch override on - not off. Would be simple with...
    • chudson
    • Thread
    • problem receiver solution switch switching wireless
    • Replies: 4
    • Forum: UK Electrical Forum
  14. F

    Solid state relay motion sensor?

    Hi all, Have a question for you all...Does anyone know of an occupancy switch that uses a solid state relay? Cant be the standard, electronic ones (ie the ones that you hear a click on switching), as the pulse from these is reducing the longevity of the cfl ballast's installed. Cheers, ffm
    • ffm
    • Thread
    • being motion relay sensor solid state switch switching
    • Replies: 6
    • Forum: UK Electrical Forum
  15. R

    Battery Thoughts needed - Battery back-up

    Iv been thinking about a way to keep the lights on during a power cut and have come up with the following idea, it will be mainly used in domestic properties, iv included an automatic change-over, im picking up a ups today and am going to trial it at home, just wondering if anyone has any...
  16. A

    Home Easy wireless switching?

    Has anyone used the Home Easy wireless light switches? I did a one day NICEIC/Click course, which mainly promoted the Click wireless range, but, the prices charged for their equipment is astronomical, so seeing this Home Easy kit, which is 20% of the Click price, and looks physically the same...
    • alanl
    • Thread
    • anyone click home sockets switch switching wireless
    • Replies: 4
    • Forum: UK Electrical Forum
  17. A

    2 way switching for PIR floodlight

    Is there is any reason why 2 way switching wouldn't work for a PIR floodlight taking into account the PIR setting and the manual override mode??Obviously it would be wired correctly! Just yes or no. No abuse please!
    • alexknight0602
    • Thread
    • 2 way floodlight pir switch switching
    • Replies: 28
    • Forum: UK Electrical Forum
  18. S

    multiple switching of fan

    Hi, I have a quick question... Without having to spend time sitting down and working out I'm hoping someone might have a simple solution. I have one run on fan in loft but wants to be switched and ventilated via 3 separate bathrooms. Now I'm thinking off hand that ill need a relay but I may...
    • Scornio
    • Thread
    • already bathrooms fan having multiple pir's switch switching
    • Replies: 7
    • Forum: UK Electrical Forum
  19. D

    Wireless external switching

    Hi all Looked at a job for garden lighting and the client wants all the switching done via remote do any of you know of any decent systems to do this? Looking for approx 7 different switch lines Hope this makes sense No dimming required
  20. T

    Remote control switching

    Hi Guys I wonder if anyone can help me out on this. I am currently working on an old longhouse with very low ceilings and oak panel walls. The customer is requesting 3 pin 6 amp lighting sockets to switch table lamps etc. So far so good. The problem is the switching method. The cable run...
    • TaffyDuck
    • Thread
    • control controlled light remote switch switching table wireless
    • Replies: 9
    • Forum: UK Electrical Forum

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