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How to achieve phase unbalance protection on LV

Phase unbalance protection can be achieved on the LV by choosing the breaker with micrologic 5.0P or to use Zelio relay 3 phase type RM17TA or RM17TE or RM35TF30 for phase loss/ phase unbalance detection and the relay output will be connected to shunt release so that in case relay detects phase loss/phase unbalance so that it gives command to shunt release to trip the circuit breaker.
 
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