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What are the available voltage supply connections for Var logic controller of type NR6 / NR12 ?

There are two possible connections for the voltage supply for Var logic controller of type NR6/NR12:

1- Line to line Connection - Vs= 380 VAC and the CT is connected to the third phase.
2- Line to neutral Connection - Vs= 220 VAC and the CT is connected to the same phase.
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