Hey guys. I am currently studying for 2396 city and guild electrical design exam and I'm stuck on this question. Its asks to determine the residual current rating of an RCD in order to comply with regulation 411.4.204. The circuit in question is a final ring circuit protected by a 20a type C...
I want to discharge capacitor in micro seconds, In order to to that I used very low resistance coil but When capacitor is discharged,
SCR kinda blow up, meaning the positive & negative got connected together because of low resistance.
What can we place in negative terminal to make sure that...
I have this question and I've had afew different people say different things to me, could you please help
1600967855
I have posted this question on afew different websites and these are what people have said to me
Cut-out, meter, isolation, distribution, final circuits
Meter, isolation...
So the plasterers are getting on with their job of prepping the walls and are nearly done removing the old plaster - had to go back to the brick in some rooms or to just studwork as the lath and plaster was just crumbling away.
Now it will be the electricians turn to remove all the old wiring...
i don't the exact value of the soil resistivity as no survey of soil sample is carried out at the site .However Copper earthing electrode 50mm diameter of 2.5 m is driven where its circumference were filled with chemical compound power to the height of rod and earth resistance was found to be...
problem is this printer has the plug on the end As seen in pic. Has anyone been able to extend this cable using cat5e or use an adaptor of some kind. I have aspare cat5e nearby i can use, otherwise running a wire will be a nightmare in a newly refurbished property. Ps the other end of the lead...
@Dan would it be worth resorting the order of the buttons and grouping all the (rarely used) negative buttons (Not Cool, Angry, Dislike, Disagree) together to the right?
When browsing on a small device with fat fingers, it is easy to hit Dislike or Disagree in error.
Ordered 3x Hylec overloads (4.6-6.5A) from Screwfix.
Next day received:
1x Hylec overload in box that says 0.5-2.5A
2x BG 40A RCBO
WTF?
Looking at the overload, despite what it says on the box, Screwfix sticker says 4.6-6.5A, risked it and opened it and inside is a 24-28A overload!
How can...
Hi can anybody help me with a generic variation order?
My works don't have variation orders and I need a variation order as part of the minimum evidence required
Thanks
I am near the end of a
apprenticeship(year 3) in industrial and commercial electrics and feel very competent in what I do, I would like to be self employed when I am qualified, and I was wondering if there is any way I can carry out domestic electrical work legally at the weekend for example is...
Evening guys
Plan on doing my 17th (possibly 18th) edition, building regs and inspection and testing courses.
I have basic electrical knowledge as i currently work in appliance repair, and have experience with cooker installs and perform checks on customers electrical systems. (Checking...
Hi Guys,
I'm trying to track down this Makita case from a UK website, I can only find it in the US at the moment. I've emailed Makita, but they were notoriously slow last time I emailed them so thought I'd try my luck here in the mean time, cheers.
QVS Electrical Supplies opened its first branch in St.Ives Huntingdon in October 1994. Steady expansion followed, with the opening of a further 12 branches serving trade and diy across the south east. Nationwide, our customers have also enjoyed the same competitive pricing, quality products and...
Not sure if this is the right forum but can anyone advise on this?
I am replacing 2 storage heaters and have been quoted around £1,100 plus vat for removal/disposal of the old (non asbestos) ones and fitting of the new ones (Dimplex manual not Quantum).
I could order these heaters myself for...
Hi - Has anyone taken the City & Guilds 2382-15 Wiring regulations exam recently, my class and myself are taking the exam next month and we are trying to find out if the questions are presented in the order of the book e.g. Part 1 questions first, followed by Part 2 questions, then Part 3 etc or...
Hi all,
Just wondering if anybody knew why the max number of sockets you can have on a radial circuit covered by a 20amp breaker, and fed by 2.5 T&E in order to comply with regs?
Cheers
Can anyone recommend a good company that does embroidery. Iv got my logo done but want to order a couple of t shirts and hoodies and a fleece. Not a big order.
cheers
Dan
Hi Guys the prizes will be posted out 1st thing in the morning by 1st class post.
Before I post these 3 prizes out can I just clarify that I have the correct prize allocated to the correct winner.
I have it as:
1= Screwdrivers = happysteve
2= socket tester= simonslimline
3= led pen...
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