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energy

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  1. O

    Gallium 8.33 250w black panels

    Hi All, can anyone recommend suppliers of Gallium 8.33 all black Mono panels and have any experience of the performance/ quality of them . Thanks in advance.
  2. calpol91

    EPC Testing

    Hi guys. Has anyone done any energy performance certification? Ive a rough idea of whats involved but has anyone done or do this? Is it easy to get into? Ive had 2 customers recently ask me if I do this, no Idea why. TALK TO ME.
  3. T

    Solar Energy - Free Distance Learning Course

    Starting in September 2013 and free - https://www.edx.org/course/delft-university-technology/et3034tux/solar-energy/770 - based on 8 hours a week for 8 weeks commitment. (There are lots of other interesting free distance learning courses at edx.org from Harvard, MIT, Berkeley, etc)
  4. S

    To Buy Solar UPS

    In India the power is major problem. So I want to move to the green energy (Solar Energy). Is any ups manufactures provide Solar UPS in India?
  5. SolarCity

    Monitoring Energy Usage

    Does anyone know of a system that can be installed which monitors energy use on seperate circuits within a home and gives data on energy usage? I have a customer asking about it and it sounds interesting.
  6. J

    Low energy pendants on a rewire?

    Quick question for you all.... do low energy light fittings have to be installed on a rewire or just what's classed as a renovation or new build ?
  7. J

    Whats the story with VOLTAGE?

    Hey guys, i still cant get my head around Voltage. I know that 1V=1J/C. For example, lets say that i have a simple circuit which includes a 12v battery and a lamp. My battery will transfer 12j of energy to each coulmb of current that passes through it. My lamp will use up the 12j of energy...
  8. H

    solar energy

    does any body has tested to change his home to pv?
  9. E

    Independent Energy Consultant

    Hi All - I am an Energy Consultant - commercial / industrial stuff only, strictly no domestic - able to provide professional consultancy services to your client base - especially if you are looking to get into the Green Deal for Business when it starts to roll later this year. I have an...
  10. D

    Energy saving bulbs

    Hi guy's Had a call from a friend. His house has a lighting circuit :bulb2:- passage (1G2W) & living room (1G1W) - the passage is first from CU then continues to the living room. However, the passage light has a spur from the orginal light using 1.5 T&E from rose to rose. Now the additional...
  11. G

    Wireless - energy & PV monitoring unit

    Hi ive been looking on the forumn for a PV monitoring unit. Here is my requirement What wireless energy monitor can do ALL of these 3 things and ALL be SHOWN on the display together. 1. Current panel production (eg. panels currently producing 3.3KW) 2. Net available PV electricity (eg. 3.3...
  12. S

    Energy saving my a**e!

    Some time ago I had to replace a bathroom shaver light unit with a new one as the old one looked like it was made by Salvador Dali. Anyway, the new one 'had to be' an energy-saving fluorescent one to save the world for the ten minutes it is used per day. After a couple of days I got a callback...
  13. M

    Domestic lighting controllers

    Hi, can anyone recommend a good lighting controller possibly 4 zone for general domestic use? thanks
  14. infinity

    energy solutions

    I have come up against these twice recently. Both times well over inflated prices and underestimation on panel capacity of roof. Customer i visited today, they had just seen him. Said he could have 6 panels, £10,000 which would earn him over £800/year from FIT alone! I would like to cut their...
  15. S

    PV output/generated energy

    Hi all, I'm after a bit of advice on whether or not my PV system is working correctly or not (mainly due to increased +50% usage over the last quarter according to my electricity bill compared to my highest pre PV bill). Had a 2kw (I think) system installed for free by my local Housing...
  16. C

    fuses/protective devices

    can anyone explain per-arcing i2t, arcing i2t, total let through energy. in relation to fuses/protective devices
  17. S

    Anti Dumping Investigations into Chinese Panels

    Open letter to EU commissioner Open letter to the EU Commissioner for Trade | AFASE
  18. J

    The Benefits of Solar Energy Technology

    Many individuals are enthusiastic about the emerging solar energy technology, that provides a clean energy alternative approach to fossil fuel dependence, and the opportunities to obtain free energy are continually increasing. Photovoltaics are panels of material, which have the ability to...
  19. A

    Does Dimming Lights = Energy Saving?

    Ok I realise incandescent lamps are even less efficient at lower running levels, but what about LEDs?
  20. S

    MCB Energy Let Through Values

    I know that MCB's are grade with an energy let through rating of 1, 2 or 3 and 3 being the highest. I also know that it relates to the sizing of the cpc. However that is about where my understanding ends, I have read a few threads and documents, but still having trouble getting my head around...

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