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  • Users: bigmantony
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  1. bigmantony

    Transformer Time Constant

    Does anyone know of a simple method for measuring the Transformer Time Constant?
  2. bigmantony

    CT Remanence Measurement

    Dear Engineers, Does any know of, or have, any equipment that measures the Remanence of CT's?
  3. bigmantony

    40,000A Current Supply

    I require to design a current tranformer for use with a primary current of 40,000A (forty thousand) Problem: getting a supply to test the bugger! Does anyone know of a test house or supply (preferably UK) that can generate 40,000A for me? Looping a primary conductor many times around the CT...
  4. bigmantony

    DC Current Transformers

    Dear All, does anyone have technical knowledge of DC Current transformers. So far have not found any useful info on the web. Also, does anyone know of manufacturers of these units. Looking forward to responses.
  5. bigmantony

    Rain Spray Testing

    Does anyone out there have knowledge and tips on how to create and measure a Rain Spray Test. Our aim is to subject our unit to 1 inch of rain/hour for 2 hrs. How is an inch of rain defined (ie. is there a defined surafce area in which to hold an inch? Is there a droplet size to maintain?) and...
  6. bigmantony

    Remanace Calculations

    Our Aim: to measure remanace on a Current Transformer using basic circuit components. I know there are expensive scopes that can help but I would like to get a more hands on approach. Does anyone have any thoughts and information on this subject? There are a lot of descriptions for remanance...

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