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  1. L

    Dimmer Switch Plate Becomes Warm - Is This Normal?

    Hi, I recently noticed that when I turn on the Aurora dimmable LED strip the area underneath the dimmer that controls it becomes warm to touch. It becomes warm after about 15mins and gradually gets warmer over time but not hot. I feel concerned so I don’t have the LED strip light on for over an...
  2. M

    Difference between Module type contactor and normal contactor of same amp rating

    hi guys need to know the differnece between a module type contactor and normal contactor. can we use moudle type contactor for power a distribution box with phase fauiler relay to avoid single phasing. the DB box is not the main db box its made to power three machines a vacuum / compressor...
  3. T

    Why normal household power supply must be single-phase?

    Hi everyone, I'm taking an electrical course at the university and the professor asks us a very tough question: "Why we use single-phase for power supply while 3-phase is much safer, more efficient? What happens if we replace all the single-phase power supply by the 3-phase one?" So, why...
  4. M

    Cooker switch buzz

    Hi all, Had a call last night regarding a 32A hob supply (dedicated). The neon had gone off and the hob was not working but the socket on the isolator plate was working. While the caller was explaining, apparently the table lamps plugged into the ground floor ring flickered, the neon came back...
  5. R

    CCTV system with automatic switch on TV

    Hi everyone. Someone has phoned me and asked for a CCTV system. They say their friend has one when the camera is activated through motion it will change channel on his normal TV or pops up in the corner? I've asked him to ask his friend for the make but wondered if anyone on here has any...
  6. HappyHippyDad

    Screwfix sale on Timco screws..

    I wouldn't normally bother putting up any screwfix 'deals', but this one is VERY good if you fancy buying in bulk or live near a screwfix! It looks like it's just on some 'Timco' screws, so you can either follow the link supplied below, or go to the screwfix website and type in 'timco' and then...
  7. O

    High Frequency wiring in trunking with normal circuits??

    Hello, i am having to install 2x 16A commando outlets in a factory that are ran from a generator outputting 127v 3 phase @ 200Hz. Does anyone know if I can run the 200Hz wiring back into the main trunking to get to the next room (where the outlets are required) which already has normal...
  8. R

    Ze result on a TN-S strangely higher than normal.

    Attended a 1st floor flat in a council block today and found a supply head inside a mantel cabinet where the earth was connected around the outside of a conduit housing the main supply cables before going into the cutout. Also coming out of the bottom of the cutout was another 6mm2 earth which...
  9. B

    Best GU10 LED replacement

    Anyone have any recommendations? Want warm white but a lot seem to give off a greenish colour? cheers
  10. N

    advice on a job

    Hi guys, I got called out to a jon today and the customer is wanting 19 lights fitted on his wall, these lighrs slot into the space of a brick thats been taken out, each light has a 20w lamp, 19 x 20 380W so roughly bout 1.5amps, there is already an outside socket fed from the ring, wouldit be...
  11. R

    Normal glands waterproof??

    Hello all, screwfux are advertising their standard 25mm SWA glands as 'IP54'. They are just normal Tower 2 part glands and I can't see any sort of rubber ring in them. Is this rating correct? A thousand thank-yous!
  12. K

    Lighting with pirs and emergency

    Hi, been tasked with this circuit. its being wired in singles onto kliks. have a good idea, but dont want to mess it up.
  13. A

    Dimming LED's But with a little twist

    Will It Work ?????? Right, i have a customer who has a light fitting that has x3 watt halogen bulb light fitting run from a normal dimmer atm. They are having wardrobes fitted that will have x3 GU10 Dimmable LED down lights on the outside :omg_smile: (Must be LED as they like the day white...
  14. P

    reversing a thermostat

    Is it possible to reverse the switching on a normal 230v AC thermostat, the spec is for an extraction fan to kick in when the heat builds up. I know that I could use a relay to reverse the normally open and closed sequence but something out of the box would be better. Thanks Phill
  15. M

    Is there a tool for cutting normal live T&E?

    Recently I had a job where I had to cut a 6mm and a 2.5mm live cable and terminate into a JB. I had to strip the cable with an insulated stanly, and then separate the wires and terminate each one. I was just wondering if there is a tool that would do this cutting job without having to separate...
  16. S

    What a normal r1 = r2 result should be on a light circuit

    Hi, I just done a job today and got some reading of 7ohms, on continuity of a light circuit (B6 CB) this is the highest I have yet seen is this still ok? Or is this a problem? Cheers
  17. M

    60V on light (pendant) with light switch off.

    Have been called to a recently installed installation. Customer noticed one of the GLS BC LED lamps was glowing when turned off. Here are the facts: Circuit tested - all tests appear normal. Wired with feeds at the switch. All lamps are LED Measured voltage when lights switched on is...
  18. M

    LED TUBES REPLACING NORMAL 6ft T8 HF .....HEADACHE not working

    Hi All, My client has asked me to replace some regular T8 flourescent 6ft tubes with new leds. We put them in like for like but nit coming on. When I mentioned to the wholesaler who supplied the tubes, they said I might need to recon figure the wiring in the fittings. Can anyone shed any...
  19. R

    Is it ok to put a a normal plug on the end of an external security light?

    Hi there. I am just wondering if this is ok to do? I recently installed a security light and my grandmas house and I drilled straight through the kitchen wall onto the exterior front of the house to install the security pir light. I supplied the light via 2.5mm t&e as it was all I had...
  20. B

    remote controlled lighting

    can anyone advise me on how you would wire up 8 downlights to be controlled by a remote control? also can the downlights be low voltage leds? any help would be appreciated

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