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flickering

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  1. E

    GU10 LED flicker

    Looking for advice/pointers. I have installed client supplied GU10 LEDs in a warehouse. Client reporting flicker from LEDs. Installation is 3 phase, lights in question are on 2 different phases. Have heard and read about EMI, any help appreciated. My apologies if this issue has already been...
  2. M

    Fluorescent tubes flickering at ends?

    Hi Guys, I fitted a couple of these the other day: http://www.screwfix.com/p/lap-t8-high-frequency-weatherproof-batten-2-x-58w-5ft-1565mm/60410 I've used these before, and always been fine. however all the tubes seem to flicker badly at just the ends. im thinking this could be a symptom of...
  3. M

    240V Led flickering?

    so i went to the wholesalers and they hooked me up with 2x5w leds 240v and a dimmer they said matched. i put them in and they started flickering now and then? first thing i did was check the connections they where fine. then i took the dimmer of and put a normal switch on and every now and then...
  4. S

    Flickering Lights

    Hi guys, Need your help. I have a job which has flickering lights on 2 different lighting circuits. Apparently the supplier has tested up to the consumer unit and its fine. I have recently upgraded the consumer unit as the customer wanted this anyway. The flickering stopped for a couple of days...
  5. S

    led light panels flickering

    Good day. Recently I have installed 26 1200 x 600 LED light panels, the customer now complains they flicker. As per usual with this sort of thing when I visit there is no flicker. It can happen 6 times a day or just the once. I have researched the possible causes, poor quality drivers are most...
  6. R

    led lights dim and flickering

    Hi, I recently replaced the three halogen bulbs in bathroom downlighters with LED bulbs and one worked fine other 2 dim and flickering. I was told by a friend that I needed to change the original transformers for LED Drivers so decided to replace one of them first to see if he was right- I have...
  7. A

    help with flickering when switched on

    Hi all new here just need some help and I am not a electrican i have LED's gu10s when I turn the swich on it is not a dimmer and it is the swich that was in when we had halogens thay flicker and thay may have been on a 30sec or so then will do the same when I also but the indution hob on it...
  8. markythesparky

    Flickering LED

    I have just replaced some fluorescent fittings for some LED strip for a client. They work well and look the nuts. However the client has called to say that after the lights are switched off they start flickering/ flashing. I'm thinking of capacitance but I'm really not sure? Any ideas guys...
  9. S

    LED FLOODLIGHTS Causing flickering when switched off

    Can any one help and give me some advise please :) I have a lighting circuit which as a pir sensor on, a porch light, an led outside light and a halogen outside light. I wanted to replace the oitside halogen light for another led outside light. So I did and now all the lights flicker when...
  10. R

    Lights flickering slightly when off..

    Called by a friends earlier, 2 high frequency fittings slaved off one-another, switched by an IP rated switch. Both work fine. However, when the switch is off, they both flicker ever so slightly. Theres no neon at the switch, and no chance of borrowed neutrals AFAIK ect. I wasn't in the...
  11. S

    Flickering lights??

    Ok so although im qualified i dont do electrics all day every day so this may even be a silly question but here goes: Replaced a couple of light switches in a friends house a couple months ago, now when i switched one on, the lights flickered for a second before staying on constant, i thought...
  12. M

    flickering lights when immersun on ?

    hi all went to house to wire up new boiler controls heating guy said they just had immersun fitted & pv. had a look whilst there to see install customer with me, so i asked the question how much did it cost if you dont mind me asking & what size array. 3.5kw system single string west facing...
  13. N

    Flickering LEDs when i use my laptop HELP!

    Hi there, i have a problem where I can't use my laptop on my 12v system even though my (probably terrible) maths says it should work fine. Ill give you the specs first 290 w Solar Panel PWM charge Controller 110 AH Leisure battery CCA 800 Laptop = Macbook pro, DC power supply is 11.6 - 16 v @...
  14. J

    Pir lights flickering

    Hi All, My friend and l have just installed a pir sensor outside light, with indoor switch to isolate it during the day. As it was quite dark as we finished, l noticed that two of our customer's other two pir outside lights (both on permanent live circuits) were flickering and the one we...
  15. L

    Stairwell lighting flickering

    Just been to a job in flat stairway where the lights are flicking when they are off. Their is 9 x 2d 28 watt fittings with all having emergency lights the switch is electronic push time lag switch. Some lights were not working change lamps so all lights are working still flickering when off...
  16. J

    Flickering downstairs ceiling lights - any help appreciated.

    Hi, We seem to have a problem with our downstairs ceiling lights. This happens regularly but not all the time. When turned on they flicker - sometimes they will then come on dull and then come brighter but sometimes they have to be turned off as the flickering gets worse. Other times you can...
  17. S

    Cfl lamps flickering

    Hi new to this forum stuff, have a issue with me hallway light: it's on a 1way switch that switches 2 pendants (bc caps), when I was putting in some cfl lamps one at a time, when I put the second one in that one started flickering when switch was closed, so I put a filament lamp in it and it was...
  18. W

    cfl flickering

    Hi can some one tell me how to stop a CFL bulb from flickering when the switch is off.also can someone tell me what is causing the problem.
  19. F

    flickering lamps

    I have recently replaced halogen spotlamps with energy saving version to a light fitting controlled by a dimmable switch. The lamps now constantly flicker and the transformer inside the dimmer is buzzing louder than usual. Any suggestions please ?
  20. D

    MR16 LED flickering - can't access transformer - suggestions?

    I've just replaced most of the halogen spotlights in my rented flat with LED MR16 LEDs and managed to swap out the old transformers for each light and replace with an LED suitable version and they worked great. There is one LED however, in a small bathroom for which I can't access the...

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