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  1. andyb

    One way of dealing with fly tippers

  2. andyb

    Discharge Lighting Capicitor Question.

    Looking for advice on capacitors. Been to a site where a couple have melted (for want of a better word) These are 400v floodlights and all the ballast and capacitors are in a big wooden cabinet, and some of the ignitors. My knowledge of pf capacitors is limited to my course theory from a long...
  3. andyb

    Interesting Fault

    Had a call out yesterday to a house where the rcd on a board supplying storage heaters would trip intermittently. When I arrived the rcd would not reset at all. The rcd was also the main switch for the board. Obviously an earth/neutral fault I thought, so with all the mcbs off and the the rcd...
  4. andyb

    VFD Volt Drop Question

    I need a help from those on here with experience with 3 phase motors and VFDs. I have been asked to install the cable to supply a couple of pumps that will be controlled using a variable frequency drive. As they are submersible pumps they come pre wired with 12 core 2.5 rubber cable, 10 cores...
  5. andyb

    PIR Observations & Recommendations

    I've been asking for a while now for the installation certificate for work completed at our village social club, we rent a small part off the village hall and the village hall management had a pir undertaken in 2011 that resulted in a lot of work for the contractor. Eventually I was handed an...
  6. andyb

    Internet Control

    Has anyone wired a central heating system that can be controlled over the Net? If so what was the manufacturer and how easy/hard was it? Thanks
  7. andyb

    What's Needed

    I'm doing an electrical installation for a client who wants me to run a cable for a pv installation that may be required sometime in the future. Do I just run a 2.5 t&e cable from the roof to the main c/unit? I'm not sure what's needed, can someone help please?
  8. andyb

    Variable Drive Motors

    Has anyone been involved with variable drive motors? I've been asked to run a feed for one and although the supply cable is only 2.5mm, I've been asked to install a 16mm earth. Can anyone explain?
  9. andyb

    High PFC

    I’ve just been to look at a job where the client wants to have a couple of extra sockets fitted. The consumer unit is an old rewirable with no rcd protection, but there is a new garage rcd/mcb board fitted next to it with a spare way that was installed just 2 weeks ago by their landlords...

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