what is the difference between star delta and wye delta
There is no difference. 'Star' and 'wye' are alternative names for the same connection. Similarly, 'delta' and 'mesh' are alternative names for the same connection.plit and merge into it. Answer by Awaygood. Confidence votes 22.5K. There is no difference. A three-phase ' star ' connection is simply another name for a ' wye ' connection. 'Star' seems to be the preferred name in Britain, whereas, 'wye' seems to be the preferred name in North America-although this is debatable.