Hi guys,
I have a basic wiring test on Friday and I've been told one of the practical parts is wiring a 3ph heating element.
Does anyone have a basic diagram of how this should be done ??
TIA
Hi, Can you help me with the neutral arrangement an a CCU?
I've just finishing a level 2, done a 17th, and got a part p next week, getting stuck right in but as you know its all legislation and frustratingly little actual wiring!!!!!!!! So im trying to educate myself on the side.
The supply...
I've always sent our customers a full quote, T&C's, cancellation notice order form, roof plan, etc, etc.
My last 6 surveys have consisted of being shown a single piece of paper with a quote on from the shiny suits. The customers don't seem to be interested in either a roof plan or pages of...
hi guys. if i calculate maximum demand like i got 6 circuit
32a cooker
32a upstairs ring
32a down s. ring
20a,radial
6a upstairs light
6a down stairs light get the higgest one and add the rest together get 40% of it and finally add to highest one.. do u thing is that right??
and also do...
Hi folks here goes im replacing a contactor on a 3 phase sheet metal bending machine the old 1 is obsolite an was gave 1 that would do the same job the old 1 had termanals 33 an 34 new 1 dosent 33 had a red going in and a link to A2. i put the red into A2 and a link to 13 an its energising bet...
What is the answer to this equation;
4X4+4X4+4-4X4.
This isn't a trick question but hopefully ill show a confliction of answers which il explain why later....
hello all.
i have never installed solar panels before and was hoping for some advice / help please.
what is the average price you can charge for a basic domestic system?
are the systems easy enough to install?
is there any training or courses that you need to do to become an installer?
how...
Got a Question .......................... I have recently got quotes for Liability insurance ranging from £650 - £850 then I contacted NICEIC £127.
Iam I missing something ?????
Hi guys, brilliant new thred im sooooooo pleased this was set up I cant even begin to tell you.
Ok, Testing.
Im trying to find out the basic testing that needs to be done on all circuits. In college we are currently wiring lighting switches and ceiling roses. I can see the tutor lightly...
hello my name is david mackay im 30 years old been a floor layer for like 7 years and have decided to become a sparky its the only other trade i have wished i could be all the time not sure why maybe cause its quite technical
any way going to trade skills for you next month to do my domestic...
Hi All,
I was working for an Access Control company for about 18 months and was told that my Irish Electrical Qualification was sufficient for me to do basic things like wiring spurs etc.
I have recently started my own business doing CCTV,Alarms etc. I have found conflicting info about whether...
SPC79
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The basic op amp circuit for voltage stabilization
In the circuir, the value of R1~R3 can be selected by the required regulated value. UA is higher than UZ. The voltageof circuit shown in the figure b can be regulated by RP. The regulating range of voltage UA is about 2V~(UB-2V).
What protection does a CU main switch offer?
Is it just a switch or does it offer overload protection too?
I have asked a few sparks, and every one said it offers overload.
When pressed for what would cause it to disconnect they did not know.
So anyone know anything about this?
Hi
Just wanted to ask if anyone has done the basic literacy and Numeracy test that you have to take to gain entrance to the Electrical Installation C&G Level 2 2330? I,m a mature student and hopefully going to be doing this at Barking and Dagenham College this September 2 evenings a week for 3...
Hi,
I have a little thermostat... very basic... ( two metals theory.)
think it was orig a thermostat for a fish tank heater.
Im thinking of putting it into the circuit of a small heater, so it will heat
the greenhouse to 70 , then cut out.
Im wondering, should I wire it into the...
Hi all, Tommorow I have an inspection and testing practicle, Fairly confident in the actual testing part however just a couple of questions for filling in our test sheets
1) Am I correct in thinking you dont need to record a type for an RCD?
2) What should be recorded in the I^N (Braking...
what is meant by the term "basic protection" In relationship to electric shock ? a) contact with parts or conductors that are live under fault conditions. b) contact with parts or conductors that are not intended to be live unless there is a fault. c) contact with parts or conductors that are...
leon92
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electrical work
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out
please
protection
shock
someone
work
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