Why Open Circuit Test is performed on Transformers

Open circuit test is used to find core or iron losses on transformer. Open circuit test is used mainly with power transformers. Short circuit and open circuit tests provide the data needed to determine a transformer’s equivalent circuit and to compute its efficiency.

Álso see Most Important Questions on Transformers:

1. How Open circuit test in performed on transformer
2. How Short Circuit Test is Performed on Transformer
3. Why you hear Noise near Transformers
4. What happens if you supply 50 Hz to a 60 Hz transformer
5. What are some advantages of Oil over air as a cooling medium in Power Transformers
6. Why you use Oil in Transformers
7. Dot convention on Electrical Transformers

Further Reading/Handbooks on Transformers:

1. The Ultimate Guide to Transformers
2. The Transformer Polarity Handbook
3. Electrical Transformers Handbook
4. What does 3000:1 indicates on Current Transformer
5. Current Transformer
6. Rating Factor of Current Transformers
7. Transformer’s Power and Current Capacity
8. Instrument Transformer Connections Handbook PDF Download