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Anonymous Poster

Current in Single-Phase Circuit

09/24/2008 6:19 AM

What will be current for 500 va load single phase if line voltage is 230 volt .
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North of 60
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Canada - Member - If there is a way to screw someting up, there is someone to do so! Safety - Hazmat - New Member

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#1

Re: current in single phase circuit

09/24/2008 7:47 AM

This looks like your homework to me. In any case, here is a URL for you to go to so you can dig up the answer to this question.

http://www.physclips.unsw.edu.au/jw/AC.html

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SAK
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Engineering Fields - Power Engineering - Projects Engineer

Join Date: Aug 2008
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#2

Re: current in single phase circuit

09/24/2008 9:39 AM

you will get such basic info anywhere if you care to look for ,anyway a tip.

what is VA find this out and you will get the answer to your question.

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Anonymous Poster
#3

Re: Current in Single-Phase Circuit

09/25/2008 2:41 AM

current = va x 1000 / 230
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North of 60
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#4
In reply to #3

Re: Current in Single-Phase Circuit

09/25/2008 8:46 AM

No... your comment is wrong.

As there is no "k" in front of the "va", multiplying va by 1000 is not proper.

Using your formula, "I = 500 x 1000 /230" or "2173A = 500,000 / 230".

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perry
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#5

Re: Current in Single-Phase Circuit

09/25/2008 9:38 AM

guest; your current would be 2.17 amps. perry
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Anonymous Poster (1); North of 60 (2); perry (1); SAK (1)

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