switching | Page 7

switching

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  1. H

    Standalone PIR sensor

    Having problem with a PIR. It's only supplying 1 x garden light @ 60w. Very small load. Basically sensor is switching over fine. However the light is illuminated constantly very dim. Once PIR kicks in it goes to full brightness. Though I had faulty sensor took it back and swopped it.... Same...
  2. F

    Two-Way Switching

    Firstly hope I have picked the right category...... A friend of mine bought new switches for his kitchen and having been unsuccessful at changing one of the light switches asked my advice but I too am stumped! He has a 3 gang switch which controls 3 different lighting circuits within the...
  3. S

    Towel rail fault

    Had a customer call me today with an RCD fault on a towel tail. When they turn the towel rail "on" its fine and heats up. When they turn the towel rail "off" it trips the RCD..... I had it last year on a different property and replaced towel rail which fixed the problem but id like to know why...
  4. C

    Dimming switching

    Hi, I'm currently training to be an electrician. My girlfriends dad asked me about having a double gang switch turned into a dimmer switch, one switches the lounge and the other 2 ways up for the living room light. Is this a straight forward task to do, of just taking the 2 gang switch and...
  5. HappyHippyDad

    What was the fault??

    I have been fault finding today. The problem was fairly common. 3 switches (on different landings) switching one light, so 2 2way switches and an intermediate. The problem was that sometimes each of the switches worked and sometimes they didn't, so sometimes you have to go back upstairs and...
  6. D

    Security light switching

    Hi guys, had a customer as me something yesterday that baffled me a little. he asked when I fit his security light can I but a switch on which allows his to switch modes to have constant light then flick the switch again on and off to reset the light to sensor activation again. he said the...
  7. J

    Intermediate switching or not?

    Hi all, i will ill keep this brief. i have a lighting circuit in a communal hallway operating four sets of lights by each push button Time release switches (you know the ones. Council property converted house type) now my question is should the middle switches be intermediate switches or just...
  8. B

    Rocker Switch Problem.

    I have installed a couple lights on my truck and have a rocker switch set to both there is an inline fuse and a relay in each circuit. For my front light bar I had it working perfectly. i then re routed some wires to clean it up and connected it to the battery. No matter if the switch is on or...
  9. D

    Fault finding query

    Any thoughts on this would be a great help. I've got a 4pole 300mA rcd feeding a DB section through a contactor. The section in question feeds a load of 250/400w hit fittings through SP mcbs (4 per mcb x5 ). There are some other circuits on there but I've ruled them out. The problem being...
  10. J

    switching problem

    Hi all, im wondering if anybody could give me a bit of guidance, im doing a bit of wiring for lights in a new bathroom. this is were im up to. Feed direct to 2 gang switch outside bathroom switch one will feed 6 spots and a fan switch two will feed a light on a large mirror which isn't switched...
  11. S

    relay switching

    I'm wanting to switch a 24v boiler using 240v s plan system. I know I need to pass this through a relay but it's not a regular thing I do. Could anyone post relay type and a drawing please. Boilers 3 grand and don't want to blow it
  12. G

    Bathroom lights remote switching .......

    ............... using a hairdryer!! Who needs all this Bluetooth and Infra Red rubbish when you have a hairdryer??? It's the FUTURE and it's HERE and NOW!! Hilarious moment man shows how turns on the lights with a hairdryer | Daily Mail Online
  13. P

    Switching 6kW load with 7 day programmer

    I need to switch 2No 3kW heaters on using a 7 day heating programmer. Presumably I'll need a contactor to switch that load rather than the heating programmer (?). Can anyone recommend a suitable one? Many thanks if anyone can help, Peter
  14. G

    lighting circuit required urgently

    Hi Is there any one out there n sparky world can draw me a wiring diagram for the following. You can see the drawing that n entering the main door top of the stairs, on the left will be two double switches one will be able to turn on the main light, with the option to be able to turn on/off...
  15. R

    Switching for Biomass

    Hi I am currently working on a Biomass installation on a farm which will be servicing two houses and a fan blower. I need to be able to run the main pump in the boiler room when demand is called for from any of these 3 systems. 1 house is over 150m away with the other 90m in the opposite...
  16. P

    Rotary isolator as main switch

    Hi, im looking to install a main switch in a commerical premises, so for example board changes, ect can be done without taking out the supply fuse. Would a rotary isolator be suitable?
  17. A

    Computer Monitor Cuts Out When Switching Lamp

    Hi, I have been having issues with my computer monitor and laptop recently where the monitor will cut lose signal or cut out and go to a fuzzy screen and I have to turn off and on, this happens quite randomly every hourish so isn't to bad and I can live with it I am just curious at what might...
  18. G

    Switching ideas

    Peps, So, I went to look at a job today at London Waterloo Station. They have a peak hour only link corridor that runs from the underground to the overground concourse. Within this area there are about 250 twin 49w T5 fittings. Half of which are emergency. Now these fittings are wired with...
  19. O

    workshop emergency switching

    So given my workshop is almost finished and with the possibility of my old man using it and doing something stupid (which he has an amazing talent for), I'm trying to reduce the chances of shelling out for a pinebox for him... What I'm considering is an emergency stop switch (supplied by a 6a...
  20. H

    3 Way Switching

    Is there anyway to install 3 way switching with out an intermediate switch? I personally think it is required but if anyone knows different let me know. Thanks Matt

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