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Recent content by Pythagorus

  1. Pythagorus

    Ventillation fans in a vacuum - fans are failing - windings fault to earth

    Hi I skimmed through the posts. There seems to be a lot of wasted time over insulation and windings when towards the end the engineering design was rightly called into question. I can understand technical interest in the events however the problem needs fixing, fix it. Ok I'll add some thoughts...
  2. Pythagorus

    Cleaning a frequency drive

    Hi Ok, thanks to "it smoked" for the reply ..nice of you. Much appreciated. Re the thread, I decided to make an approach which took into account symptoms such as "They only see a couple of hours of use a week, but in that time they do see alot of dust. The idea is a good one, but we do need...
  3. Pythagorus

    Cleaning a frequency drive

    I thought I'd raise some issues which jump at me in this question series. I am going to make minor forays into te issues which, for me, arise from what I have read here in the mixed replies. A big thing generated from a little thing if you like. I am looking at a bigger picure without at all...

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