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Participant

Join Date: Jul 2010
Posts: 2

Distribution Transformers

07/07/2010 5:56 AM

Why vektor goup Ynd5 and Dyn5 most of use for distribution transformer?

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Anonymous Poster
#1

Re: i want to ask

07/07/2010 6:12 AM

since they are considered as "economically" feasible solution for this kind of transformer and have good technical consideration related to used material,harmonic protection,etc.

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Active Contributor

Join Date: Jun 2010
Location: Mumbai, India
Posts: 11
#2

Re: Distribution Transformers

07/07/2010 2:12 PM

Hi,

when we use goup Ynd5 or Dyn5 for distribution transformer that means the phase shift of transformer is 150degree that has to be cancel out so that nearby transformer can operate parallel operation.

so that in cascade connection we select Ynd5 then Dyn5 then Ynd5 so on...

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Vikas Dangi
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Guru

Join Date: Feb 2010
Posts: 1013
Good Answers: 36
#3
In reply to #2

Re: Distribution Transformers

07/08/2010 5:38 AM

Then this can be done with different shifts also!? (other than 150...)

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Participant

Join Date: Jul 2010
Posts: 2
#4
In reply to #2

Re: Distribution Transformers

07/09/2010 5:43 AM

what the reason vector group ynd5 and dyn5 often for distribution transformer ?

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Guru

Join Date: Oct 2009
Posts: 2061
Good Answers: 169
#5

Re: Distribution Transformers

07/09/2010 8:07 AM

Where is it so?

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Anonymous Poster (1); electricalexpert65 (1); johnmanoe (1); LAA_Lucke (1); vikas_dangi (1)

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