Teaching HPSC Lecturer (Technical) Mock Test 2024 Electrical Machines Transformer Parallel Operation of Three Phase Transformers
Transformer connections of two three phase transformers are given in the options. Which of the pair is not suitable for the parallel operation.
1
∆/∆, Y/Y
2
∆/Zig Zag Y, Y/Y
3
∆/Y, Y/∆
4
Y/Zig Zag Y, Y/Y
5
Y/∆, ∆/Y
5
Question Not Attempted