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Anonymous Poster

isolation transformer / single phase

09/19/2009 4:38 AM

dear sir ,

could you give me the voltage between the secondery and primery winding for 220 v single phase isolation transformer as below :

phase primery to phase secondery .

phase primery to neutral ral secondey.

phase secondery to earth .

neutral secondery to earth .

regard
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mayt2u
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Join Date: Aug 2007
Location: N.E. Alberta 55.6329 N Lat. 111.0729 W Long. Canada
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Good Answers: 7
#1

Re: isolation transformer / single phase

09/19/2009 5:00 AM

Looks like homework. Try the bookwork first!!!!!!

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Anonymous Poster
#2
In reply to #1

Re: isolation transformer / single phase

09/20/2009 6:41 PM

it no home work it good query.

you guru you tell me now
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PWSlack
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United Kingdom - Member - Indeterminate Engineering Fields - Control Engineering - New Member

Join Date: Jan 2007
Location: In the bothy, 7 chains down the line from Dodman's Lane level crossing, in the nation formerly known as Great Britain. Kettle's on.
Posts: 32175
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#3

Re: isolation transformer / single phase

09/21/2009 10:03 AM

If the transformer is a true isolation transformer then applying a voltmeter between primary and secondary windings will indicate zero, as there will be an open circuit on the other sets of terminals.

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