... , reply protection, communication) and software; wind turbine generator system; DC power supply panel; 40.5kV and below ... , reply protection, communication) and software; wind turbine generator system; DC power supply panel; 40.5kV and below ... ; Distribution bus: In=1000A,Icw=50kA;Ue=380V;Ui=660V;50Hz;IP40 2008/01/09 --- ... Distribution bus: In=1250A~400A,Icw=50kA;Ue=380V,Ui=660V;50Hz;IP30 2007/11/09 --- ...