Basicly, on the REAL presentation of performance document it says :
A typical ‘x’ kWp PV system generates ‘y’ kWh.
Your system is predicted to produce ‘z’ kWh
is 'x' the size of the customers system (4kwp) & 'y' the tariff (43.3p/kWh)?
and 'z' the yearly power the system produces...
VMan
Thread
annual
based
electrical work
electricians' talk
paper
regarding
simple
stupid
system
work
This will either be a yes or no question, and for an experience electrician - will hopefully be able to answer quickly and concisely!
Anyway... I have so far basically taken an 4-gang ordinary extension lead, cut the 'extension' end off, pushed the cable through a wall, and terminated with a...
i am very new to this, and i have been asked to explain a few times, how the power generated fro the pv panels is used for power around the house,
i.e how does it know to use the power from the pv panel and stop using power from the electricity supplier,
Hi guys,
I'm not an electrician, i'm a fairly low level DIYer so this question may well be ridiculous.
I'm currently replacing a couple of the generic plastic light switches at home with metal ones, I notice the metal ones have an earth on the actual faceplate. I'm guessing this is simply...
Dont normally fit alarms but doing this for a mate!.Need hard wired alarm system-pet friendly and at least 12 zones + Simple set/informer speech dialer/key fobs compatable
Hello people, i was up in a friends loft earlier today looking at some wiring that he seems to be having trouble with.Its a simple set up of two lights( on ceiling roses) + the one switch. the wiring itself seems as it should (live to junction box, down to switch, switch-live back up to both...
Hi guys,
I've got the following question:
On a simple compensated, variable heating control, what temperature measurements are required?
I hope to receive the answer.
Thank you in advance to all of you!
velyx
Thread
control
electricians' talk
heating
power
question
questions
simple
variable
I have my 2391 next week so its brush up time, going through a test paper question is
list correct sequence of first three tests of initial verification
there answer is
Continuity of C.P.C.
continuity of ring final circuit conductors
insulation resistance.
what about polarity?
Would it...
Hello all,
Just a quick one; what does the term " high integrity" actually mean in regards to a CU?
What is the the difference between one which is high integrity and one that is not?
Thanks in advance,
Gerry.
silly question i know but if i were to change a CU over to a split load RCD protected CU but keep the old wiring (old colours) would it be able to be tested and passed?
anyone got suggestion fo a simple excel type spreadsheet available for download to do my accounts?
Im self employed but not vat registered, iv done my own returns last 2 years and plan to continue but iv done the accounts to get figures from my own typed up spreadsheet which is complicated to...
Evening
I have been asked to wire up some wall lights. The wires have already been installed and are poking out of the walls. The lady that owns the house doesn't know how they have been installed and what they are connected too! Is there a simple way of finding out what they are connected too? ;)
Hi forum, i recently installed a set of wall lights using a spur off a double socket onto a switched fused socket but one of them will not work.
The way ive wired it as follows L+N from socket to supply and L+N from light to the load terminal and still no joy when i wired it the opposite way i...
geordie1
Thread
aus
electrical work
electricians' talk
light
not working
simple
socket
sounds
sparks
wall
working
Hello
I have redecorated and am trying to replace an old Light switch.
It is older Blk and red wiring.
This is the way it works.
At the bottom of the stairs i have a double 2 way switch which operates both upstairs and down.
At the top i have a Single switch which only operates the upstairs...
Hi guys,
I'm trying to set up a small circuit but having trouble getting my head around whats needed. I want some sort of push switch that when activated will open up the circuit for 2-5 seconds so a water pump will start and then stop. The problem is the button/switch will only be activated...
Luke A
Thread
aus
circuit
electricians' talk
help
help!
relay
simple
start
switch
timer
Does a switch spur for am integrated kitchen appliance, like a fridge or washing machine, need to be within 2 meters of it or is that just for ovens and hobs? Also, do they need to be on switched spur?
O and one more lol. Need to ask or I wont learn :p is it best to have the washing machine on...
Hi all,
Just had a call to fit a heat detector and a smoke detector in kitchen and hallway respectively.
Whats the cheapest mains powered option that complies with regs?;)
Any pointers on things to look out for would be greatly appreciated,
Thank you.
Si.
sivoodoo
Thread
alarm
electricians' talk
fire
mains
simple
smoke
smoke alarm
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