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Recent content by samerakhaled1

  1. samerakhaled1

    Chemical for Transformer active part cleaning

    Thanks for your answer, is these cleaners are safe fir winding wires coated with Varnish? I mean is not dissolve the varnish coating of the winding wire or paper insulation? Thanks again for sharing your experience!
  2. samerakhaled1

    Chemical for Transformer active part cleaning

    Hello everyone, Can any one please advise me, what is the best chemical I can use for the cleaning of the Power Transformer winding, the idea is to use this chemical with high pressure cleaning machine. I would assume that it could be some sort of non polar solvent chemical. Thanks, Samer
  3. samerakhaled1

    Furnace transformer

    I am wondering if anybody and explain briefly the construction theory of the furnace transformer, how are the core and windings different from the power transformer? Is there any special cooling requirement for this type of this transformers?
  4. samerakhaled1

    Hello Everybody, Anybody has any

    Hello Everybody, Anybody has any information of the H bridge rectifier, i need to understand basically how it functions comparing to the full wave rectifier. Thanks, Samer
  5. samerakhaled1

    Paralleling two power VSD's from the same 24 pulse phase shifting transformer

    I am not sure if it is specified as VSD transformer. That is a very good point.Can you please highlight what will be the design different on the transformer if specified as VSD supply transformer.
  6. samerakhaled1

    Paralleling two power VSD's from the same 24 pulse phase shifting transformer

    Hello, I was wondering if anybody can help me to understand whay I can't parallel my two 24 pulse 470KVA VSD's on the same output of the same 1000 KVA 24 phase shift transformer. I understand that there might be a circulating current between the two VSD's due to this connection, if this is...

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