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Anonymous Poster

Short circuit protection for UPS

04/20/2010 3:20 PM

For many software and Data centre installations predominantly UPS supply is used .

How to arrive the short circuit MVA at the output bus of UPS,given the kva rating and output voltage of UPS.

What is the basis of protection coordination.

Please enlighten on this

advance thanks for the contributers on this topic.

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Anonymous Poster
#1

Re: Short circuit protection for UPS

04/20/2010 3:29 PM

Have you considered reading the manufacturer's data sheet?

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Associate

Join Date: Mar 2010
Posts: 33
Good Answers: 2
#2

Re: Short circuit protection for UPS

04/20/2010 5:34 PM

Does you UPS have a bypass? If so more often than not - when in bypass the Isc is worse.

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