Hi guys,
struggling to work this question out and don't seem to be getting a correct answer no matter what cable conductor size i use.
Q. A 230V 14kW domestic electrical cooker, installed in a house is to be supplied by a 15m run of PVC insulated and sheathed cable, clipped to a surface. The...
1.A portable appliance that is supplied by a flexible cord incorporated a protective conductor is classified as.
a. class 1
b. double insulation
c metal clad class 11
d. class 111
2. earth continuity testing may in certain circumstances be carried out by means of
a. low resistance ohmmeter...
Seriously!!
"Customer put PEN in consumer unit it exploded now customer has no power"
I didn't go to this job......Shame!!
Turns out plumber had removed the immersion, cabling and trunking to consumer unit. Left a nice hole in the side.
The guy thought that cables were sticking...
Have been given (months ago) a job to redo lighting in a kitchen. There is practically no ambient light because an extension left just one small window of direct light. Current lighting is GU10 track lights, which keep blowing. I want to fit LED downlights but am absolutely overwhelmed with the...
Evening chaps,
Got the 22mm bit stuck in the 36V SDS today!! and try what I may, it's wouldn't budge!
Any good tips for tommorrow when we attempt extraction?
Thanks
I have trawled the net far and wide, but still drawn a blank.
I wish to control some heat trace via simple inline thermostat. So the arrangement will be: mains lead, connects to thermostat which in turn conncets to heat trace.
Can I find a thermostat? Can I heck.
Tried the majo electrical...
Can any one tell me how do i get a small message or statement in my box
like you see in bold at the bottom of postcard i ve been into the edit my profile which i have up dated
I am not great when it comes to the computer any help would be great!!!
cheers
if anyone can help i'd be very grateful.
Q. when carrying out an insulation resistance test between live conductors of the socket outlet, a short circuit is discovered.
a) describe how you would perform a test to determine the location of the fault within the damaged cable.
b) describe the...
Jamie1990
Thread
circuit
conductors
damaged
fault
question
resistance
short
stuck
if anyone could help with this question i would greatly appreciate it...
explain why the following info is needed at the design stage of the installation on the extension;
a) the value of external impedance
b) new assumed current demand for the installation
c) disconnection time of the...
Hey guys, had a phone call from a local building firm.
Want me to price for a new garage install but i have no infomation on how many sockets/lights.
phones the firm they said they'll discuss with the customer what he wants etc but they want a price off me "per light, per socket" prior to...
Maybe too many, or not enough, zeros there! Anyway, does anyone have any idea why a generation meter wouldn't have moved from this number for a few days? It came pre-configured as this (I'm assuming it was tested prior to being sent out).
Also, the generation meter has a constant red light on...
I tried answering this question but am having difficulty, was wondering if anyone could help me out...
At the termination of an MI cable, which test range should be used for a 230 volt circuit. What result should be expected?
Hi all
Can I talk about aerials on here?
I cant find an Aerial Forums . co .uk lol
I need to replace my old brown aerial lead from the loft to lounge as it is old and not the best and I look to upgrade the actual aerial soon so new aerial would like a nice new cable
I attached the new...
Hi
I have a set of low voltage under unit lights in my kitchen as well as a set of 240v dowlighter on the ceiling. Both sets are controlled by a switch (2 gang - 1 switch for each) on the wall.
Last month the switch on the right hand side which turns the under unit lights on and off stopped...
caithpal
Thread
aus
lighting
lights
low voltage
stuck
under
unit
voltage
volts
Hey guys am stuck on this one Question it's very basic but I just can't get my head around it :(
If anyone can explain this I would be very gratefull.
Cheers
How do you identify suitable test points within a electrical circuit?
Hi everyone.
Just joined the forum and doing a bit of research and decided to leave a post.
I am 19 and want to become an electrician. Today i went to an interview at the Building Trade Skills Centre (BTSC) in Chessington. I haven't found it mentioned on this forum and was wondering if...
So I completed my 2330 Level 2 & Level 3 now and have been waiting to do the AM2.. Unfortunately due to being unemployed (redundant) for longer than 6 months, the college have said that they can no longer fund me to do my AM2 exam. I haven't been successful in finding another job, sent out loads...
I have been given a brand new Bosch GBH 4 DFE drill and noticed that it doesn't have a reverse gear. Does anyone else use this drill or one similar. A friend of mine was saying it could cause problems as if the bit got stuck in whatever I was drilling (wood, masonary etc) there would be no way...
Afternoon chaps. I'm new here, hope i've posted in the right place.
My tutor has asked a cable calculation question i just can't get my head round.
senario is this, there are already 10 lighting points in a house when a customer asks for 2 x twin wall lights to be added. i have to show with...
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