ZN12-40.5 series Indoor high Voltage VCB, iswitchgear ye vacuum ine voltage yakayerwa 40.5KV, 3-phase AC 50HZ. Inotorwa kubva kuSiemens Germany netekinoroji ye3AF. VCB yakadaro, mashandiro neswitch zvakakosha. Chimiro chekushanda chine simba rinochengetwa nechitubu chakatsaurirwa, chinogona kushandiswa neAC, DC, kana nemaoko. Chimiro cheVCB yakadaro chiri nyore, chine kugona kwakanaka kwekupwanya, kugara kwenguva refu, kushanda kwakazara, hapana njodzi yekuputika. Kugadziriswa kuri nyore. Yakakodzera kudzora kana kudzivirira switchgear yechiteshi chemagetsi, grid yemagetsi yemaguta uye substation, kunyanya yakakodzera nzvimbo dzinoda kupwanya mutoro uye kushanda kupwanya kazhinji.