wind

  1. F

    Off Grid pv /wind system

    Hi There, Can anybody give me a bit of advice , i'm looking at putting a small pv system on a stable block with a small wind generator, not sure if this system will need mcs registration , and also if there is any tariff , or is it a case of fitting system and using what you produce ! Thanks D
  2. W

    Tips for cutting a 4'' hole through single pane window

    Ok, so any tips on cutting a 4 inch hole through a single pane window?? Buy a diamond tip Blade, Hole cutter? Hire / Buy? Cheers Will
  3. M

    moggie 52 year old window fitter needs your help

    hi all,please help.i am doing the city&guilds 3265 17th edition electrical course, I have been a double glazing window fitter for 25 years. all the heavy lifting has taken its toll,and doctors have told me my right elbow can not take anymore. I have always wanted to be an electrician,hence my...
  4. J

    Windy!

    I was awoken in the early hours by a loud crashing noise, I looked out of the window but I couldn't see anything. Then at 7 am the neighbour knocked me up to tell me that my dog kennel had blown away....I went outside to investigate and it was gone....and so was the dog! This Scottish weather...
  5. M

    roof survey & wind calcs

    hi many thanks to guys who recommended BMG roof surveys, filled out forms sunday with photos emailed over sunday afternoon all calcs back today. one day turn around very happy.
  6. D

    3 phase motor current calculation - from winding resistance

    Hi, hopefully someone can help or put me straight on this. i have a 3 phase/415v motor which is 11kw - 15kw, 15A - 28A depending what voltage is applied in either star or delta. measured the winding resistance which is 0.55ohms between the 3 phases. now i do think this winding resistance is...
  7. M

    Newbuild Domestic Electricans Required Swindon and Sout Bristol Areas

    Hi There, We are a medium sized electrical company who specialise in new build domestic installation. We have been established for well over 20 years and have built a steady supply of work, mainly for national house builders. We are based in North Gloucestershire and would like to find...
  8. M

    Wind Calculations

    Hi Had our two day MCS audit this week. Three technologies produced two non conformances . Solar PV and solar thermal ...no wind load calculations. Having read the entire section on wind calculations I am still at a loss as to how to do the calculation and what to do with the figure when...
  9. H

    Motor winding specifications

    I am new to this forum and am looking for a solution to my problem. I have to wind a squirrel cage AC ind. motor and i onle have a sketchy data. Please help me design it. The capacity of motor is 3 KW, works on 55 volts 3~ AC supply from a transformer. It is a two pole motor. Stamping dia is 180...
  10. GLENNSPARK

    Megger wind up tester

    here:
  11. steamboatwilly

    Window Actuators - All 4 Have Stopped Working! *FIXED*

    Folks, Own house (so a bit embarrassing). I've got 4 x TOPP ACK42 (AKA Teleflex MAC41) window/skylight openers which open 4 x UPVC top-hung windows via a toggle switch. They've been working for 2 years but have ALL suddenly stopped. I've checked power to each unit and also any connections on...
  12. D

    Sidewinder

    I used this forum last year as a guest and there was a guy called sidewinder who was the oracle is he still around????
  13. jason121

    Proven Wind Turbine

    Does anyone know anything about these wind turbines. I have one which is off grid and would like to attach it to a on grid inverter, would there be an issue in doing this
  14. kingeri

    Child safety - skylight windows

    My little boy Thomas is moving into the loft conversion bedroom, which has three standard Velux skylight windows. They are not within his reach, but he's a clever little blighter and just the thought of him moving furniture around to stand on and reach them gives me nightmares, especially as...
  15. M

    152mm/6" diameter window mounted Extractor Fan

    Hi guys, I've been asked by a builder to fit a pull-cord extractor fan into a window, which has had an 152mm (approximately 6 inches) hole drilled through it. This measurement was given by the client. I'm struggling to find a fan which can be fitted to a window, with that size diameter. Do...
  16. jason121

    Wind turbines

    Does anybody know of any suppliers of wind turbines 2.5kw and above.Thanks
  17. E

    Wind power generator

    Has anyone tried the Hummer 10kwatt wind generator for farm use? It looks similar to an Super Air Plane. Eleven
  18. GLENNSPARK

    wind up IR testers

    just some pics i got from net..
  19. D

    Extractor fan install on openable window?

    Can anyone shed light on this situation. I have been asked to install an extractor fan into an openable window located in a student let. The window opens sideways. The bathroom was previously installed into the loft of a back to back property with a dormer. The bathroom was added by taking...
  20. M

    ABB Frequency Inverter( Winder/Unwind. Application Program )

    I am a Beginner. I install a program ABB ACS800 ( Winder/Unwind , Application Program) .This inverter is used communication card to be run. I want to upload program to this inverter. This inverter program upload to another ABB inverter to download this program. I want to change (99.02...

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