GDJB-802 3 Phase Secondary Current Injection Relay Protection Test Device inoita basa rakakosha mukushandisa masisitimu emagetsi emagetsi zvakavimbika uye zvakachengeteka.Inogona kutonga otomatiki pamusoro-ikozvino, over-voltage, kuwandisa, kupfupika kwedunhu, tembiricha yakakwira, data isina kujairika uye yambiro yekunyepedzera.