Three-Phase Electrical Domain
The three-phase electrical domain declaration is shown below.
domain three_phase
    % Three-Phase Electrical Domain
    
    % Copyright 2012-2013 The MathWorks, Inc.
    
    parameters
        Temperature = { 300.15 , 'K'     }; % Circuit temperature
        GMIN        = { 1e-12  , '1/Ohm' }; % Minimum conductance, GMIN
    end
    
    variables
        V = { [ 0 0 0 ], 'V' };
    end
    
    variables(Balancing = true)
        I = { [ 0 0 0 ], 'A' };
    end
    
end
It contains the following variables and parameters:
Across variable V (voltage), declared as a three-element row vector, in volts
Through variable I (current), declared as a three-element row vector, in amperes
Parameter Temperature, specifying the circuit temperature
Parameter GMIN, specifying minimum conductance
To refer to this domain in your custom component declarations, use the following syntax:
foundation.electrical.three_phase