- ANAF or ONAN transformers | Eng-Tips
Two questions:- 1 I have only ever come across ANAF transformers fitted indoors Are they ever used outdoors, particularly if it is a high ambient temperature environment? 2 What is the approximate ratio in size difference between a ANAF and ONAN 8MVA transformer?
- Transformer AN vs AF | Eng-Tips
Hi Buddy, need your guidance on this:- For each transformer, there is 2 rating involved , AN and AF Lets say AN AF = 2 0 2 5MVA Shall there be any difference with the transformer with 2 0 3 0MVA? What is the application difference ? Is there any rule of thumb indicating the AF rating should
- OA\FA ONAN\ONAF diferent? | Eng-Tips
Following up on the two previous responses, what I think is being described in the question is the 55C rise OA (ONAN) rating (the base rating) and the 65C rise FA (ONAF) rating, which is the top rating of the transformer
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