I-GDJB-802 3 iSigaba seSekondari yangoku yeSixhobo soVavanyo lweSihlomelo soKhuseleko lwe-Relay idlala indima ephambili ekusebenzeni kweenkqubo zamandla ombane ngokuthembekileyo nangokukhuselekileyo.Iyakwazi ukugweba ngokuzenzekelayo i-over-current, over-voltage, overload, isiphaluka esifutshane, ubushushu obuphezulu, idatha engaqhelekanga kunye nezilumkiso zokusebenzisa kakubi.