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Ankur_Elect
Member

Join Date: Jan 2009
Location: Baroda
Posts: 7

Neutral Grounding Reactor

03/03/2009 5:17 AM

It is generally seen that Neutral grounding Reactor is provided on Line reactor bay. What is the purpose of NGR.

It is also seen that it is not provided in Bus reactor bay. Why?

Also,

What protections are normally provided for line reactor and bus reactor.
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Anonymous Poster
#1

Re: Neutral Grounding Reactor

03/03/2009 7:55 AM

Neutral grounding reactor is normally a resistance of the value app. 0. 01 - 0. 5 Ohms

Depending upon the fault levels of short circuit in power systems.

They are normally used for installations above 5 MVA.
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