BasicBasic components for AC multiphase models 
Star connection 

Delta (polygon) connection 

Star connection of multi phase systems consisting of multiple base systems 

Delta (polygon) connection of multi phase systems consisting of multiple base systems 

Resistance connection of star points 

Connect one (positive) pin 

Connect one (negative) pin 

Connect all (positive) pins 

Connect all (negative) pins 

Multiphase linear resistor 

Multiphase linear conductor 

Multiphase linear capacitor 

Multiphase linear inductor 

Linear mutual inductor 

Multiphase linear impedance 

Multiphase linear admittance 

Multiphase variable resistor 

Multiphase variable conductor 

Multiphase variable capacitor 

Multiphase variable inductor 

Multiphase variable impedance 

Multiphase variable admittance 
This information is part of the Modelica Standard Library maintained by the Modelica Association.
This package hosts basic models for quasi stationary multiphase circuits. Quasi stationary theory can be found in the references.