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buzzing

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  1. T

    Buzzing dimmer switches

    What would you say is the best course of action when dealing with buzzing dimmer switches and 4 watt LEDs that buzz too.I know there are leading edge and trailing edge dimmers. Also rule of thumb is you buy dimmers that will not exceed 10% of the max rating of switch when it comes to LED's. Or...
  2. B

    Buzzer dimmers.?

    Hi, I've read a few threads about buzzing dimmers on here but still have a query and would like some advice please.; Customer has x4 low voltage downlights with electronic transformers for halogen lamps fitted to each downlight. These transformers are 60VA each (Saxby model ET60T-R 20-60VA...
  3. L

    Wylex 6amp mcb buzzing

    Hi all this is the second time i have come across this had to put all lights on one mcb because of a borrowed neutral. Mcb connected correctly with torque screwdriver and conductors in tight and still getting a slight buzzing sound and not much load On The circuit there is dimmers and trannys...
  4. G

    Business idea buzzing around in my head - opinions sought!

    Right, a few years back when I moved in with my partner, we had many problems with the oil boiler & central heating system which my partner had installed by an allegedly qualified OFTEC engineer. The list of problems we've had has ranged from the 'new' boiler not actually being new, it was an...
  5. L

    Buzzing Mcb

    Just recently installed a lighting circuit on a wylex type b 6amp Mcb and recently noticed its been buzzing I have changed it and it still buzzes all connection are tight what could it be there's dimmers on the circuit and 5 watt led lamps any ideas
  6. J

    Lights tripping and buzzing at DB and lighting

    Hi Guys, Need some advice please. I'm an electricians mate and my boss is sending me to a shop this afternoon as the client has said they had a small flood and now there lights are buzzing, flickering and tripping. At the 3 phase board the DB is buzzing to. As im not that experienced does...
  7. S

    Buzzing MCB

    Been to a job today, customer heard a buzzing noise from fusebox when the kitchen ring was loaded. Loaded = Kettle boiling, tumble drier on and microwave on. (approx 6kw in total). I had a look and replicated the loading and there was a buzzing noise but I could not be sure it was from the...
  8. TaffyDuck

    Buzzing on G4 lights

    Hi guys A bit of advice on a problem I am having. Old story of customer buying fancy trick lights from Next coupled with an intelligent dimmer switch. The problem I am having is that at any point in the dimmer cycle I am getting a buzzing sound from the lights. Both lights buzz but at slightly...
  9. R

    Transformer buzzing noise

    Hello, Posted this question on another forum but the place is dead! So thought I'd try here. I have an electric reclining sofa from DFS (UK). It works perfectly well, but the transformer sporadically emits a constant buzzing noise. I have found that a gentle slap cures the problem – but...
  10. F

    buzzing 3 phase board

    any idea why a 12way 3 phase board is buzzing supply cable is 4core 35mm there are no spare ways in db there is a mixture of 32amp rcbo 3 phase breakers lighting circuts etc tightened up all terminations done a load test on l1 l2 and l3 fluxtiuating readings as db supplys photo studio one thing...
  11. 1

    Buzzing Consumer Unit?

    I was asked to pop over to my Mother-in-laws SALON (Not Saloon ;)) this morning to investigate a fault that seems to have occured since a powercut last Friday. For some reason, the storage heaters are no longer working. There was no seal or stickers on the meter before the timer, the digital...
  12. VoltzElectrical

    buzzing

    my fuse board noticeably buzzes when my dimmer switch controlling my lounge lights is on. Any thoughts? More information available should it be necessary!
  13. S

    mcb buzzing on shower circuit

    Hi Swapped a consumer unit over today, everything checked out ok but getting a loud buzzing sound from mcb when shower is turned on, all worked ok before, checked all connections were tight. Any ideas.
  14. E

    Curious Question buzzing and dimmers...

    Back when I was in training I always remember the boss had a problem with a buzzing dimmer on downlighters. Solved it by changing the voltage of the dimmer.... Can someone tell me why the dimmer buzzed, didn't take enough interest at the time but would like to know why???
  15. T

    Buzzing Electrics

    Hi eveyone Just had a customer ring up saying that they have had a buzzing noise which seems to mainly coming from the C/h bolier and immersion heater?? I a gas engineer was on site saying that theres nothing wrong with the boiler and that it was some kind of electrical fault. I'm sorry I...
  16. M

    Strange buzzing from db and dimmer switch module??? puzzling!!

    Hi all im a qualified electrician with 6-7 years of experience under my belt and ive come across this problem which is driving me nuts and i hope someone might of come across the same thing as im loosing ideas?? I have a client who has got some downlights in the basement with 8*gu10 low energy...
  17. D

    Dimmer buzzing

    Hi all quick question I recently installed 8 downlights 50w lamps low voltage. The problem is i'm getting a slight buzz at the fusebox when the dimmer is dimmed (400w dimmer) the breaker is a 10a wylex breaker tnc-s any suggestions would be great.
  18. P

    PC speakers always buzzing

    I did my best solving this last year but never managed to and it still annoys the hell out of me. My PC speakers are always buzzing. Sometimes very soft, sometimes pretty hard without there being any visible changes to cause it. I've even had radio songs come through it very softly a couple of...
  19. C

    buzzing ballasts

    weve fitted in excess of 200 catII twin fittings. 3 of them are making a horrendous buzzing, ive checked all connections at the light and on the circuit but to no avail. apart from changing the ballast does anyone have any advice please? regards
  20. J

    led and radio buzzing

    hi fitted some of those new leds in a kitchen.all ok till the guy purchased a new dab radio. found that the led cause buzzing on the radio. revert back to standard lamp ok.will led work any better with dedicated 12v dc drivers ? ref noise.will prolong lamp life yes ?. bit tricky as the kitchen...

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