Electrical – Turns ratio of multi winding transformer

transformer

Hi can anyone let me know what is the overall turns ratio of the transformer shown in image below as i was confused

Transformer

Turns Ratio

Best Answer

You could describe the overall turns ratio as: 9.25:2(C.T.):1(C.T.), where the first number is 3-5, the second is 8-10 with centre tap 9 and the third is 12-14 with centre tap 13