What is the safety factor is to be consider while selecting the switchgear and

What is the safety factor is to be consider while selecting
the switchgear and protection for electrical system

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What is the safety factor is to be consider while selecting the switchgear and protection for elec..

Answer / guest

Generally when we consider a power system we need to
consider all the components trs gens and tr.lines.The
safety factor is defined as the ratio of min.fault current
to excite the relay/ desired value when the desired value
exceeds the relay operates, It is >1

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