Transformer Connections

[JoshE93]

not done much about 3 phase transformers so have a few things i am stuck on...

what is meant by the terms vector group 1, 2, 3, 4,

and what can these transformers be used for:
Star/Star
Delta/Delta
Star/Delta

 

[Bobster]

Is this homework?

 

[JoshE93]

Is this homework?

yes it is haha, I need a little help I've researched and it's just all confusing over complicated stuff

 

[telectrix]

look here: Vector Group of Transformer | Electrical Notes & Articles

 

[JoshE93]

look here: Vector Group of Transformer | Electrical Notes & Articles

thanks

 

[Knobhead]

There are 12 vector groups. The number referrers to the angle the secondary output leads or lags the primary input.

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