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When the netlist data is for unbalanced systems, the Unbalanced checkbox should be checked otherwise the Solver assumes that the netlist data is for balanced network (see figure below).
For such networks, ePHASORSIM uses the built-in library of three phase components to construct the network model. It should be noted that user defined models are not currently available for unbalanced systems; hence, make sure that Use built-in models checkbox is checked for unbalanced systems.
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