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  1. David Prosser

    Home solar panels are they worth it ?

    I've had a small amount of spare time the last couple of evenings so had a quick look at whats available in the way of PV panels for the home. From the limited information I can get without numerous companies contacting me to sell me solar panels it looks like they aren't really worth the bother...
  2. M

    Solar Panels Bought a house with panels but no information.Help needed how to get contracts

    Hello, I have bought a house with panels with NO contract and the previous owner died leaving little or no information. My electricity supplier is Green star Energy. I have panels on both sides of the roof and according to paperwork I have they generate 2.884kw and I am been fobbed of by some...
  3. polo1

    Dimming led panels

    Hi all, thoughts/advice please. Best/most cost effective way of dimming existing 1200x600 led panels? Set up - The panels are currently wired/switched in four banks of three fittings each. The fittings are Ansell 56watt dimmable, but were installed (by others) & kept on the existing on/off...
  4. R

    Wanted Alarm Panels for Practice Rig

    I am looking for some old Alarm Panels to make a practice rig, if anyone has any going spare? We use mainly Galaxy and Scantronic in work, but it would mean buying new systems as they tend to bin the old systems from customers houses as they are beyond repair. It will also come in handy for...
  5. R

    Old Alarm Panels

    I’m looking to get some old Alarm Panels such as Honeywell Galaxy and Scantronic. As I am looking to make my own practice rig at home to get familiar with the panels and how to wire them. Could be a long shot if anyone has any they are willing to sell?
  6. S

    Solar Panels Installer not informed DNO of installation

    Hi, My installer (who no longer exist) didn't bother to inform DNO of the installation. I have got in touch with the DNOband they say they require me to contact another installer and get them to do 'commissioning confirmation and a suitable schematic diagram' for me to register the system...
  7. T

    Led panels in false ceilings

    Hi can any one tell me if led panels or led recessed lights in a false ceiling need fire hoods? Massive void above false ceiling to ro the roof School premises manager
  8. K

    Effects of Scratches on Solar Panels?

    I'm seeking professional, third party advice. We recently had a system of LG NeON R 370 solar panels professionally installed on our home roof- 16 panels, so just under 6kW for the whole system. Unfortunately, the installers did not do a good job. To get the panels up to the roof, they placed...
  9. happysteve

    Is there a standard battery for alarm system contol panels?

    (Domestic) I don't touch alarms, out of my area of expertise. However, while doing other electrical work, quite often I'll switch off the circuit (or board) and the alarm will go off, always due to the fact that the backup battery in the control panel is dead. Restore power, alarm stops. My...
  10. sythai

    Which LED panels...?

    Morning all.... Just seeing which LED panels you Guys recommend please? We've got an office to replace x24 existing 600X600 modular (4x18w.) Need something simple to fit and with decent warranty 5years+ and that will also give out a brighter light than what they currently have. Thanks very...
  11. ziggie12

    Solar Panels vs Interter

    I want to purchase a 50kw 3 phase grid tied inverter(attached) for my bakery however out of the required 50kw panels required my roof top can only take about 30kw(97 x 330w panels) worth of panels. How will this affect the output performance of my inverter? Will it still work?
  12. S

    Ceiling grid panels which drop below the ceiling grid

    I am replacing in ceiling grid lights with LED panels, but the metal tiles drop below the grid rather than inside it, so the LED panels will be semi-recessed I don't think the client is going to be happy about this so I was wondering if there is a light which drops below the grid by 10mm to keep...
  13. A

    adding extra solar panels to motorhome

    hello guys this is my first post, i hope I am posting this one on the right section. aamseee I am looking for some advise. i have bought a Motorhome which has a solar panel (100w) and a leisure battery 110ah i am thinking of upgrade the solar panel by adding 1 or 2 two 100 Watts panels, my...
  14. O

    Mismatched panels & MPPT sizing

    Hi there, I just purchased a sailboat and its electrical system was put together in questionable ways.. It came with an 815W array of mismatched PV panels, linked to a Xantrex C40 (40A) PWM charge controller, charging a 1030Ah 12V lithium battery bank. First question: can mismatched panels...
  15. N

    Living in an RV, interested in solar panels and electric water heater

    Hello, I'm here to ask a few questions about how an electrician might do something. I might or might not learn to do things myself, depending on how much free time I have in the future. I'm living full time in an RV and reading a book about wiring from Lowe's Hardware. I just noticed this forum...
  16. Zdb

    LED artificial sky panels

    Has anyone on here fitted any of these and do they look any good? Set of 4 Sky / Cloud Scene 1 LED Panels 600mm x 600mm -
  17. J

    SSE DNO 4kw Solar Panels with battery storage, zero export

    Hi, I'm looking to expand our current grid-tied solar from 2kw to 4kw, add some battery storage and do zero export. Has anyone done this? Did SSE accept it? Any advice on equipment? Thanks all
  18. T

    LED Panels in a barn... yay or nay?

    Hi all, Been asked to do some work in a block of 8 stables. Owner has provided the materials for what he wants installed - led panels and twin and earth cable. I've suggested that twin and earth isn't the greatest cable type for the application, but I'm unaware of whether there is any reason...
  19. gmax21

    Domestic ProjectSolar, Solar Plants, conflicting advice. One meter 24 panels.

    Hey all, Thanks for any advice you might be able to offer. I thought I posted this earlier but apparently not, apologies if it is a duplicate. On Monday I'm supposed to be having an 8Kw system (24 x PLM-330MB-66/D Series - Evolution Ultramax with Growatt twin tracker inverter) installed with a...
  20. N

    Industrial SPD For Large Panels

    Has anyone got any knowledge of a decent SPD that I can retrofit onto large panels? Preferably I would like it to have its own enclosure and a set of VF contacts so that I can wire an audible alarm and light to them for ease of checking. I am struggling to find anything suitable. The USA...
  21. UKMeterman

    Wanted: Dimplex CLX 24Kw front panels

    Hi, Does anyone have a spare front panel for a Dimplex CXL 24Kw series C storage heater? I have one that has been pen attacked by a child.
  22. sam400

    Enlite LED panels 600 x 600

    For sale, 14x enlite LED 600x600 panels in cool white. They have been fitted for a week then removed so as good as new. £100
  23. M

    Patchy PV panels

    We've recently fitted 14 PV panels (LG 320w mono). Some panels are solid black, most are a lighter grey most of the time. Some cells within the lighter panels are black. Is this cause for concern?
  24. J

    Combined East and South facing panels impact using a bypass diode

    I am new to the forum so Hi to everyone out there! I am also a new DIY Solar PV user and I am looking for some technical advice on an unusual string configuration. So some prelude before the question: I have been looking at Solar on and off bust its always been too expensive and the FIT's keep...
  25. Stephen Tromans

    Photovoltaic panels for park homes

    Has anyone knowledge of PV panels being fitted to a park home? I can find very little on the web. One firm I contacted said they couldn’t but did not give me a reason. Any information appreciated.
  26. Dave Edwards

    Increasing PV panels on a single phase grid connection

    Someone is connected to the grid with single phase supply and they have a 4kW PV array directly connected. They want to increase their PV generation, and add another 4kW. I keep reading that if you generate more than 4kW you need a "3 phase inverter to split the load". But I can't find out...
  27. P

    Siting of solar panels

    I'll be building a shed this year, and want to use solar panels with a leisure battery to provide lighting via 12 volt led lamps. The shed will lie north to south, and I want to know if I fit 2 panels, one on the east facing sloping roof and one one the west side, thy will get different levels...
  28. C

    808mm x 1580mm panels

    Evening all I am after a few of the smaller PV panels to replace some that have been viciously attacked by Rodents! The only ones I can find that are close are Panasonic 245w which are a bit pricey for this situation and I am not sure would work very well. The existing panels are 190w Antaris...
  29. R

    solar panels fitted to static caravan.

    Hi any experts out there that have fitted solar panels to a static caravan connected to site supply via 3 pin 230 volt.Straight forward or complicated.
  30. A

    Need help with control panels.

    Is there anything out there to help me get my head round control panels and control circuits. I was stuck at a job trying to get a metal barrel press to work automatically. Press start button, press comes down, squashes everything, pressure switch activates and it comes back up and hits the...
  31. The Solar King

    Fire Incidents involving Solar Panels

    A series of documents have been published by BEIS, prepared by the BRE National Solar Centre. Can be found here: Fire incidents involving solar panels - GOV.UK - Recommendatioons for the PV industry is the one to...
  32. A

    Help for Led Panels needed

    Hi Everyone Has anyone had any problems with 600x600 panels. I fitted some for a client and after a couple of days they have started tripping the MCB.They are on the same circuit but 2 switches and sometimes they seem to be fine but at times they would trip the Mcb. I have tried to isolate the...
  33. S

    Mcs Sign Off

    So I've just fitted a 12 panel system to my own property in Leicester. I'm 2391 inspection and test qualified but don't really want to go to the expense of doing the course to be mcs as I am already to busy and don't see the market growing now feed in is so low. Is there an independent test...
  34. N

    Commercial lighting arrangements/advice

    ive not really worked too much on commercial installations so i thought id post this and see if i can aquire some useful info. Client wants : -light installed in a multi-suite space rental type deal -there is a suspended ceiling in every suite. It is not the standard 600x600 panels that i am...
  35. HandySparks

    LED Panels, surface mount

    I've not used LED panels before, but thinking of suggesting them for a ladies changing room refurbishment in a golf club, so appearance is important. The room is about 4.5m x 9.5m. Ceiling height is about 2.4m at a guess. The existing lighting is by three LED round ceiling bulkheads, plus LED...
  36. R

    Series parralell ?

    Can anyone confirm my wiring for 4 x 120w panels, my controller is 50 v max, so im going this layout. .
  37. M


    Quick introduction. 28 yr old qualified spark with the boring PAT qualification test and inspect, design and verification, compex 08 and 09. Think That's it. moved into the switchgear side of the industry 3 years back building switchgear parking elsewhere like distribution systems changeover...
  38. B

    How often should PV panels and the inverters be checked or maintained

    I'm only asking out of curiosity I am not an electrician or PV specialist I'm just a consumer and I have panels on my roof and and inverter in the loft and something else in the consumer unit. (Noob) I know nothing about them The landlord got some government funding a few years back and put...
  39. Dan

    Solar Thermal Performance During Winter Months? Solar Thermal Forum

    During the summer months I'm sure solar thermal performances are pretty decent, but what about the winter months?
  40. T

    SunPower E20 with P300 SolarEdge Power Optimizer?

    Hi, I have SunPower E20 panels on my roof. Rated voltage Vmpp at 54.7 V @ 5.98 A. I noticed that the SolarEdge Power Optimizers on the panels are P300's which are rated to 48 Vmax. I would have expected P350's or P500's. Is it...
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