I-Switchgear ivumela ngokwesigaba GB3906 kanye nezifiso ze-IEC298, konke kuyisungulwa ngokusebenzisa ikhabhathi kanye nezindlela zokuhlukaniswa (itrolley), isakhiwo sekhabinethi sikhombisa ikhethiwe ngokusebenzisa ipuleti ye-aluminium zinc noma ipuleti yeghalvanised eyenziwe ngokusebenzisa ukulungiswa kwamabhulokisi, iswitchgear ivuliwe ngaphansi kwezindlu zokuhlukunyezwa, isakhiwo sebusbar, isakhiwo sekheli lecable kanye nekheli lezinhlamvu, konke izinto ezimetal zivuliwe ngokusebenzisa ukulungiswa kwamabhulokisi, izindlu zesistimu somkhakha wesakhiwo esikhulu zivuliwe ngokusebenzisa umphindi wokuphuma kwesikhathi, futhi izingxenye zesistimu somkhakha wesakhiwo esikhulu zivuliwe ngokusebenzisa umphindi wokuphuma kwesikhathi, futhi 10×60m umkhumbi wokuhlukunyezwa kwezindlu zokuhlukunyezwa kuyavuliwa kuleli kheli lecable.