Q. For large power transformers, self oil cooled type or air blast type which of thefollowing values of current density may be used ? (Solved)
1. 1.0 to 1.2 A/mm2
2. 1.5 to 2.0 A/mm2
3. 2.2 to 3.2 A/mm2
4. 3.2 to 4.2 A/mm2
- c. 2.2 to 3.2 A/mm2
1. 1.0 to 1.2 A/mm2
2. 1.5 to 2.0 A/mm2
3. 2.2 to 3.2 A/mm2
4. 3.2 to 4.2 A/mm2