Answer / shri..

To selecting rating of tr considering 3 points

1) connected load
2) Power factor
3) Future expansion

KW=KVA*PF

Answer / rajeshsan

The rating of Transformer is sized based on many factors:-

1. Total load demand
2. Design margin
3. Continuous load with certain margin with intermediate load
4. In case of Thermal Power plant, Factors like Worst coal, Test block condition for Worst coal..

our plant maximum demand has 500 kva.need to suggest me to maintained pf 0.98.how much capacitor bank will be connect to the supply line.

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