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How to estimate the Rating of Transformer

  1. Dec 21, 2009 #1
    usually T/F is used according to the load of the area, street etc. How they estimate that 50 KVA transformer is enough for this load,street? any formula or method plz explain
  2. jcsd
  3. Dec 21, 2009 #2


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    The obvious answer is to add up all the loads but that will usually produce a specification which is far too expensive. Not everything is likely to be on at the same time!
    I found this paper, which could help you answer your query.
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