<p style="text-align:justify"><span style="font-size:14px">The main functions of protective relaying system are:</span></p>

<p style="text-align:justify">&nbsp;</p>

<ul>
	<li style="text-align:justify">
	<p><span style="font-size:14px">To operate only the correct circuit breakers to disconnect minimum faulty section from the remnant healthy power system as quickly as possible, minimizing the damage caused by faults when they do occur.</span></p>
	</li>
	<li style="text-align:justify">
	<p><span style="font-size:14px">To trip the correct circuit breakers to isolate the faulty equipment in case of abnormalities (like overloads, unbalanced loading, overvoltage etc.) occurring in equipment such as generators, motors, transformers etc.</span></p>
	</li>
	<li style="text-align:justify">
	<p><span style="font-size:14px">To clear the fault by tripping the correct circuit breakers before the power system becomes unstable.</span></p>
	</li>
	<li style="text-align:justify">
	<p><span style="font-size:14px">To identify the location of the fault as accurately as possible.</span></p>
	</li>
</ul>