ZN12-40.5 series Indoor high Voltage VCB, is a vacuum switchgear nge voltage rated 40.5KV, 3-isigaba AC 50HZ. Kungeniswa iteknoloji ye-3AF evela kwi-Siemens Germany.I-VCB enjalo, ukusebenza kunye nokutshintsha kubalulekile. Ubume bokusebenza ngamandla agcinwe ngentwasahlobo enikezelweyo, inokuqhutywa yi-AC, DC, okanye ngesandla. Ulwakhiwo lwe-VCB enjalo lulula, lunomthamo olungileyo wokuqhawuka, ubomi bokunyamezela ixesha elide, umsebenzi obanzi, akukho bungozi bokudubula. ukugcinwa lula. Ilungele ukulawula okanye ukukhuselwa isixhobo sokutshintsha isikhululo samandla, igridi yombane wasezidolophini kunye nesikhululo esincinci, ngakumbi silungele iindawo ezifuna ukophulwa komthwalo kunye nokusebenza kokwaphulwa rhoqo.