switching | Page 9

switching

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  1. 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...
  2. 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
  3. 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...
  4. 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...
  5. 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...
  6. 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...
  7. 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...
  8. 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...
  9. chudson

    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...
  10. 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
  11. rmaynard

    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...
  12. 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...
  13. 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!
  14. 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...
  15. 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
  16. TaffyDuck

    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...
  17. K

    Corridor 2way switching

    Morning everybody, Im new to the forum so please be aware if I don't post in the correct protocol. What I would like to know is can you use two PIR detectors at either end of a corridor as per a 2way switching set up as is now the case ?
  18. R

    oven and hub switch optional?

    Hello there. I recently had a new kitchen installed. There is a large switch that lights up when switched on above the oven and hob. I thought this switch had to be on for the oven or hob to work. However the oven and hob work if this switch is off or on, it seems to make no difference at all...
  19. B

    Intermediate switching.

    I know I should be able to work this one out but my head is hurting ... Currently there's a two-way switch in operation at each end of a hall. Customer wants to be able to switch from upstairs as well, but cable run-wise it's much easier to run to upstairs from the switch which is currently...
  20. Z

    Switching 12v relay from 2 places

    Hi wiring a pool. In zone 1 we have wired cat6 to switches, 230v to light positions (class II, IP65 fittings), back to control panel outside zones where I am putting in a 230 - 12v transformer, Relay with 12v coil & 230v terminals, 12v switch switches relay, 230v lights come on. So far so...

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