electricity

  1. S

    Which way electricity will flow ?

    May be it is a silly questions but I want to be clear. Suppose I have installed a 2kWp grid tie system in my house. This PV system is parallel connected with grid incoming line via consumer unit. Suppose my operating load in the house is 2kW. I mean I am using 2 KW right now. So my...
  2. J

    Electricity Usage (SMART Meter Data)

    Hi, I'm a student at Lancaster University and currently completing a dissertation on selecting electricity tariffs for households. I know some of the electricians like to record the daily energy they use over time. I'm required to collected some sample data of households electricity usage to...
  3. A

    Electricity metering

    Hi there, Please go easy on me.... I have been tasked with Measuring energy consumption across all of the business I work for. The business is across 5 locations and each location has many different buildings. I can calculate how how much electricity we are using at each location due to...
  4. S

    Problem with computers and electricity, need help!

    Hi, I wanted to comment a problem that has caused me problems over 2 years. The problem is that I have 3 different computers, and tried one by one, and when are connected to electricity the computer slow down for a random period of time (the slow downs or delay comes better at mornings, at...
  5. T

    KWh meter for measuring generated electricity?

    First, some background. I live in Indonesia and am not a licensed electrician. That said, I do have some basic knowledge. Enough to know that what I am doing is not up to code. I am going to install a 100 Wp system with a plug-and-play grid-tie inverter plugged into an outlet. I repeat, yes, I...
  6. N

    G59 relay

    Good afternoon gents, just wondering if someone could explain to me the need of a G59 relay when using a back up generator. I kind of understand how a G59 relay works, that it open circuits the switch that operates the generator to prevent it sending electricity out to the grid. Also, it is to...
  7. A

    electricity meter

    If I was to swap a meter for a landlord eg. What type of cert would it require? Just an EIC?
  8. A

    Will a new electricity meter impact old wiring?

    Hi, Just received a letter on behalf of my electricity suppler (utility warehouse) from a company called Amy. They advise that my old electricy meter has passed its expiry date and would like to arrange to replace it with a new meter for free. I would like to know who actually owns the...
  9. P

    Electricity theft

    Morning everyone. New to this forum. I have a dilemma, been working as sub contractor for builder for 6 months and he has now given me a job working on a private estate like property in Ascot, problem is it wasn't half an hour and I figured out the owner had someone from UK Power network. When...
  10. A

    G39 street furniture electricity awareness course

    Does anyone know of any good training centres within 15miles of greater Manchester that are reputable and offer good value for money?
  11. M

    DNO Fine or Jail.

    We all say, the fairies came and pull the fuses, so ive been told, Cough Cough, but what is the actual offense for this as say an employer insists on doing this and you do keep reminding him about the errors of there ways, (Do it or you are sacked, Ive got 12 kids to feed so you have to, lol)...
  12. M

    Electricity NW about to vary the supply voltage - what effect on PV?

    http://www.enwl.co.uk/docs/default-source/class-documents/trial-substation-selection-methodology.pdf?sfvrsn=6 Caught the interview on You & Yours on Radio 4 today - ENW are to start to vary the supply voltage through the network at peak demand times in an experiment to try and prevent power...
  13. M

    din rail electricity meter

    Hi I have this din rail electricity meter to install, seems fairly straight forward live in live out but with the neutral is that neutral in and out or just 2 neutrals in or 2 neutrals out? what you make of it
  14. O

    American electricity

    When I worked as a liney for PG&E in 1981,we got a call about a transformer in Baldwin Hills that was belching black smoke,rather than knockout power to about 60 homes I went up in a bucket truck and pulled the dropout fuses off with a death stick,told a young black kid with me.thats a...
  15. V

    Connecting tails into electricity meter?

    When changing consumer units how do you guys go about connecting the tails into the electricity meter if there is a seal on it? Just wondered what other people do?
  16. L

    Simple electricity theory

    Hello, Im currently at college studying science and we have recently started our electricity module, unfortunately our tutor has been Ill so we've just been given worksheets and they have raised a few questions about the principals of electricity. Basically one of the questions I have is...
  17. S

    Solar Myths

    I'm doing a new website and thought I'd add a page in the solar section called solar myths. You know the sort of thing, you only need daylight for the panels to work efficiently special solar cells that work using moonlight special price only available tonight Any suggestions, any...
  18. K

    Electricity meter kwh how to wire in at top

    Hi people I have an electrical meter to install, DDS353C - A single phase electronic credit meter with LCD readout. It is 4 x module DIN rail mounted with a max load of 100amps and pulse output. At the bottom it has supply L/N & load L/N, no problem - at the top there are positive & negative...
  19. V

    what is the permitted voltage that the electricity board have to supply?

    Hi On a domestic premesis @ supply, what voltage must the supply be at, max and min permitted? their tollerence. Also if it is too high, what can they do to reduce it. thank you.
  20. S

    anyone worked for the electricity board?

    One of the younger lads last week told me he didn't like his job here at all. He's a bit of a loner, and is looking to get a job with SP energy network as one of the call out engineers. I said i'd try find out info for him, but kind of drawing a blank. Does anyone work for the board that could...

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