i have dry type transformers can you help me that how many
tests i can do to know the performence of transformer and
also please tell me about the BDV test and Insulation
resistance test in oil cooled transformers
Answer Posted / nithiya
tan dalta test only for above 220KV higher rating
transformers only conducted , Impuls test only conduted in
factory only..and Asper IS 1866-2000 less then 72KV=40KV,
170KV=50KV above 170KV=60KV.
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