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  1. M

    C&G have announced new data

    C&G says new research, released at the World Skills 2011 competition, shows that the UK is nation of Sparkies (aspiring Sparkies more like!). 80,110 people took electrical installation qualifications in the past year by far the most popular qualifications in the UK. The regional breakdown...
  2. A

    DECC Energy Price Data [September 2011]

    For anyone interested in making the case for future savings. Energy price statistics - Department of Energy and Climate Change Energy price statistics - Department of Energy and Climate Change I've extracted a sample table to show how the last decade went. Standard credit...
  3. 1

    PAT Tester data file required

    I use Easypat which will import data files from PAT testers. I normally only PAT test a couple of items for landlords certificates, so I have a fairly basic KT72 PAT tester which doesnt produce data. However I have one customer with 300 items and just after completing it for the 1st time last...
  4. L

    Running data cable

    Believe it or not, I've never been asked to run data cable before. But for an upcoming job the customer wants a cable run to a new point where he will be setting up his computer. He basically just needs the equivalent of an ethernet cable so he can set up a broadband connection. But when...
  5. R

    Pricing Data instals

    Hi guys , Any thoughts to any pricing ? 7 data points cat5. 2 points on each outlet plate. any ideas on going rate is per point. 15m runs. Also connections only, wants me to connect 14 cables to patch panel. just bare ends waiting for plugs and testing of each point . Got idea of how it works...
  6. A

    Power One (Aurora) - PV SOL data for new inverters

    Gents, For anyone interested in PV SOL dimensioning using Power Ones's new three phase inverters (20kW and 27.6kW) , please mail me for the .wrn data files. Regards to all. A_S
  7. J

    Accurate investment returns data

    Hi all. I'm looking for some help with calculations. I'm new to Solar and am just starting the madness of putting together quotations. I obviously understand the SAP calculation...straightforward stuff, but i've seen companies produce lovely looking investment returns (y1 to y25 etc) data...
  8. J

    Data cables next to Power

    Hi All I need to run an ethernet cable from the 1st floor to the basement. The most direct and easiest route is through the existing trunking which has power cables in it. Is it ok to run the cat5e cable in the trunking if the cable is shielded? I assumed it would be, but some of the things I've...
  9. B

    Calculate Earth Loop Impedance - Cable >35mm2 Impedance Data

    Hi all, Where do I get phase (Z1) and earth (Z2) conductor impedances to calculate earth fault loop impedance? I have seen (R1 + R2) tables which give combinations for cable sizes up to 35 mm2. What about cables > 35 mm2? Can I use voltage drop tables (for phase conductors) from Appendix 4 in...
  10. E

    Alarms, data, home automation

    Hi guys, Really keen on gaining some more skills and am currently looking into home automation products. But would anyone be able to advise on how to get trained qualified for alarms, data etc? Are there formal qualifications for these trades? Any help/ideas greatly appreciated.
  11. M

    data cables

    Hi guys what is the required distanceyou need to keep between data cables and electric cables
  12. Worcester

    Bluetooth on SMA SB1200 Lost Data

    We did a real neat little install the other day, customer over the moon, they wanted some logging so with popped the bluetooth adaptor in to the SB1200. Using Sunny Explorer, no need for Sunny beam, they really just want to log it as and when, it has got the running total, but no history - just...
  13. F

    Cat 5 screened data cable

    Afternoon. The cat 5 data screened cable, or some people call it shielded cable. I am not being stupid here, this cable still has to be run seperate from 230/415v cable runs doesnt it? Just because its screened does not mean it can be run with other cable bands. Also If installing the cat 5...
  14. D

    separation of data , coax.

    Have got a building to wire with data and coax with the usual power. Am going to put in a trunking system. the question is can i run my data for IT sockets in the same compartment as tv coax cable??
  15. O

    yield data from Sma sunny design software

    Hey dudes I m new to posting but have been reading a long time we are doing our first job next week then been checked for mcs but what i'm really wondering is why everyone is so crazy about a few PV manufacturers when according to Sma design software non of them stack up against Philadelphia...
  16. M

    Data Installation Wiring and Terminating

    I have just installed power and lighting to a small office building and the client would like me to install data also. If Im honest, I have only ever pulled cat 5 data cabling into positions from where the hub would be to the data outlet points. I have never terminated any cabling though...
  17. F

    Site survey, voltage data logging

    Hello all, I have ran into a problem with a SB3300 tripping out on a recent install. After checking mains volts and hertz I got a reading of 50.2 hertz and voltage fluctuating between 252v and 262v. A quick read of the inverter spec makes me think over voltage is the problem. Can anyone...
  18. C

    PVSol Pro - accuracy of climate data / yield estimates?

    I'd heard (possibly read on a thread here) that there were issues with the climate data on PVSol giving significantly underestimated yield figures as compared with PVGIS - can anyone comment on whether this is still (or ever has been) the case? Was on the verge of buying Pro version but backed...
  19. SolarCity

    Solar Array performance data

    Seeing as we have so many installers on this forum, an idea struck me about the performance of solar arrays. Seeing as between us all we must have hundreds of installs under our belts, wouldn't it be handy to collect all the data from these installs and save them on a seperate website...
  20. D

    phone and data

    Hi all, looking for a little bit of info if you would be so kind. I would like to have a phone point in all of my rooms at home so i have ran two cat 5e from each room back to a location under my stairs. One for phone and one for data. In the past i just daisy chained them but read various...

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