panels

  1. P

    texecom pir

    Hi, I fitted a texecom veritas excel alarm to a friends house last year, he has a garage that is now being used as a store for his business and wants this protected. Do any of you know if a remote pir is available for this alarm. Getting a cable over to the garage would be a bit of a...
  2. driverman

    Solar panels circuit MCB size

    Hi, can't get hold off solar people at mo, to ask what is required in terms of MCB required for their solar panels. when I met them ages go, they said just leave a spare way and I'm pretty sure they said they would put in a 4mm cable. Anyway i'm going to install a board complete with RCBO's. As...
  3. A

    Pv Panels Moved

    I had a panel install done about 18 months ago and i stupidly said it was ok for them to cover the window (only access point to the roof from indoors), but now i know i have made a mistake and I'm looking for a rough ball park figure for the 6 panels to be moved probably about 1m along to enable...
  4. sibbits

    lux meter /led panels

    will my old lux meter accurately measure from led panels ? are they calibrated to old tungsten lamps? anyone got an recommendation for a nice new one?
  5. W

    ALTIVAR 312 and mppt power tracking for a solar pumping system

    Hi all, I need to perform the following pid control using an altivar312, want to read the DC bus voltage (that is the solar panels voltage), and use a pid control to keep this voltage constant in order to make a mppt follower. The idea is to change the frequency driven to the motor. If dc bus...
  6. N

    Help with picking a solar solution

    Hi All, thanks for taking the time to read this!! I'm currently trying to decide on a solar PV system to get installed on my house. I've a budget of £9K and whatever I don't spend on the solution will just get paid off the mortgage. I'm limited to 16 panels/4kW. Roof faces SE and there isn't...
  7. K

    Honeywell Galaxy / Accenta Intruder Panels

    Hi guys I have just accepted a job as a junior alarm engineer and would like to get up to speed as quick as possible. I wanted to find out if anybody would be able to help me with the basic installation, set up and fault finding of a Honeywell Galaxy and an Accenta intruder panel - something...
    • ketanc
    • Thread
    • accenta honeywell intruder panel panels
    • Replies: 2
    • Forum: UK Electrical Forum
  8. S

    industrial heaters

    Evening All, can anyone advise of the best means of electrically heating an a large area 50x30ft, containing electrical control panels , the aim to prevent any moisture ingressing the electrical equipment( motor pumps etc. Thanks
  9. SolarCity

    Adding panels to an existing system

    A pretty basic question here, but something we haven't come across before. If a 4kWp is installed, as far as I understood it, and addition would then bring the original installation down to the rate of the new size FIT bracket: for example, add 2kWp and the whole system would now be on the...
  10. D

    Opinions on panels

    Anyone got any thoughts on '327W BenQ crystalline' panels v 'Sunworld Sunmodule 250W mono black' v 'Solarworld Sunmodule Plus 250W poly'?
  11. C

    Lower energy generation from all black panels?

    Afternoon. I have potential customer questioning whether all black panels will perform as well as panels with a white backing on the basis that they will become hotter more quickly affecting energy generation on warm sunny days. I can understand the logic but have never seen hard evidence to...
  12. S

    NEC - Any Feedback?

    I can't make it to the NEC did anyone go yesterday - am I missing much?
  13. T

    Solar for Pensioners - Bought Using Loan - Is it worth it?

    Further to my recent thread: Will a Solar PV install payback sufficiently for pensioners when bought with a loan? I know without a loan the payback could be within 10 years (i.e before customer reaches age of 76). If a loan is factored in though this will push payback to sometime in their...
  14. G

    Stolen panels

    Was on local radio (Norfolk) that a chicken farm has had 100+ panels stolen last night from a Village near Cromer- Gimmingham possibly No mention of make of panels but if you hear about or are offered any, bear it in mind. Must be expensive panels as reported to be £50,000 worth - on a ground...
  15. R

    Calculation and design a solar grid tie system

    Hello, I would like to know the approach and calculation how if I are to design 10MW of solar grid tie solar pv system. Lets say that each panel have the specification as follows.. Power 250W V- 40v I- 10A Inverter efficiency 90% Grid power output req. 10MW. Therefore panel output req...
  16. E

    REC 250W Solar Panels

    http://www.ebay.co.uk/itm/301347057805?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649
  17. E

    Broken/smashed glass panels for sale / project / spares

    http://www.ebay.co.uk/itm/301347057805?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649
  18. L

    Please advice 16 or 12 panels to achieve close to 4 kW PV System

    Hi First post, so please be gentle. Am about to take the plunge and have a 4 kW PV system installed on a south south east facing roof. Am seeking advice on which of the 2 following sets of panels would give us the best return: 16 x SolarWorld Mono Black (250w) panels or 12 x Sunpower E20...
  19. A

    earthing panel frames on an off grid system

    Hi, I'm looking for advise on earthing my off grid installation. The installation is as follows: 12x 170w 35v vmp 44v voc. Connected as 6 strings at 340w each. Midnite solar combiner box containing circuit breakers for each string. Outback fm80 80amp mppt charge controller. 24volt bank of...
  20. HappyHippyDad

    Understanding solar panels for use on van.

    Evening all.. Apologies if this is a bit basic. This is the first post I have done on the solar forum as I just do domestic electrics, but i fancy putting a solar panel on the roof of my van so I can have 2 lights in the back (low powered - haven't really looked so dont know the wattage) and...

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