Got a small job to fit an outside RCD socket and when looking at the Cu, I noticed the original main earth from the lead had been disconnected (seemed just a few strands left) and the house had been converted to a TT. The householder explained a previous electrician did this some years ago as...
Hi Chaps.
I've got 6 x 20W TH under cupboard lights in the kitchen fed from 2 x 60VA transformers in the same location.
I would like to replace the lights with 30 - 40 watts (4 metres) of 'stick on' 12V DC LED lighting strip.
I hope to discard 1 transformer, bridge rectify the output of other...
Hi all
Just been asked about if I can make a replacment panel for a company. The old butchered panel is 240v control.
Is there any rule of thumb or so to work out what size of transformer to use to convert it down to 24vac.
I have know idea how much power contactors,relays and indicator leds...
Hi there anyone here know an easy way to convert 18v dc to 12v dc found a few items on flee bay but just thought if anyone can give me any of there thoughts thanks.
Hi,
I've been asked to get some advice on a school conversion to B&B and living accommodation.
Basically the building dates back to 1906 and consists of a middle corridor, 4 classrooms to the right, canteen, offices, and toilets to the left.
The plan is for 7 B&B rooms and 3 bedrooms, lounge...
hi i have a 3 gang switch currently in the living room, The first switch is a one way to a light outside that is no longer used. The second is a two way that is connected to the switch upstairs. and the third is a two way and is connected to a switch the other side of the living room. I want to...
Hi all,
I recently did some work at a property that had no main earthing conductor, however the installation was using the water pipes as the main earth path, so i immediately installed an earth rod, converting the system to TT.
The consumer unit is an old rewirable with the shed circuit...
Does anybody know if it's possible to change the 'innards' of a cooker hood? I'm wondering of it's possible to replace the filter fan 'module' with a fan that can be ducted to the outside. I would like to think you don't have to buy a whole new hood ......... maybe I'm wrong.
Thanks Chaps and...
Hi there,
Whats the best way to convert a Ring Circuit which feeds all the sockets in the house, to 2 Radial Circuits.
Its an 1960s house so only has one ring circuit. Would like to know the easiest way of doing this without lifting floorboards if possible. Im unsure where the 2 legs of the...
Classic scenario. Domestic customer. Rewireable Wylex fuseboard. All original late 60's/early 70's. Lots of sockets inc detached garage, plenty of opportunity to use mobile equipment outside. Needs a PIR and at least bonding and really a main board upgrade. About to quote customer but am...
:confused:
I've heard it can be done but how?
I guess you have to disconnect the capacitore. Do I then connect the cap-wires to the third phase of the motor controller?
I'm not going to actually do this myself (you don't believe me do you) its just that I need to ask our works sparky to do...
Hi all,
I recently purchased a Chef's Choice Cone Maker 838, which is a fairly basic waffle iron. The problem is, that as it is a product from the USA its operating voltage is 120V at 60Hz and 1050 Watt (these are probably the max values). Would there be any way of converting this to the UK...
Hi, Im waiting for a machine from China to arrive to Canada, and here is my question, machine will be 220V 50Hz, and currently in Canada its 110V 60Hz, so most converters i can find in Canada have no problem doing 110V > 220V, but it seems they all give 60Hz anyways, is there a way to convert...
OK I know it's been thrashed out, still cant decide! Currently TT with overhead, DNO reports PME available.
So...what I have discovered....
PME has 2 protectors for earth fault MCB & RCD, TT only has RCD - PME wins
All bonding to be upgraded to 16mm for PME - TT wins
DNO to maintain earth -...
Hello everybody,
I am due to complete a set of flats soon and the client has now decided that in the common areas they are going to use wall lighting as a pose to the originally discussed downlighters...
My problem is converting the lights they have provided to maintained emergencies...
how can I change the rotation of the dc motor to the voltage? for example, when the dc motor is connected to the light, the light will light up. so my question, how can I get the output voltage on screen when dc motor rotates.?
hello friends,
i need some help.
Now I am a final year student at a university. I got a project, to me it is very difficult.
how can I convert the physical signal to digital signal?
for example, from flow of water, convert to voltage output.
Hi can some one please help, i have a wall light that should be wired in to the electrics, but instead of the hastle of channeling the wires into the wall i want to convert it to a plug that i can just plug in the wall like a lamp, is this possible, there are just 2 wires coming from the light...
Hi
I have a DJ mixer I need a replacement power supply for, I've managed to get an adaptor with the correct rating (15V 500mA), the only problem is, like most, it has positive tip polarity and I need negative tip polarity for the mixer...
What is the best way to convert it please? I have...
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