ZN12-40.5 series Indoor high Voltage VCB, is a vacuum switchgear ine rated voltage 40.5KV,3-phase AC 50HZ. Inotengeswa kunze kwenyika tekinoroji ye3AF kubva kuSiemens Germany.Such VCB, kushanda uye kushandura kwakakosha. Chimiro chekushanda isimba rinochengetwa nechitubu chakatsaurirwa, chinogona kushandiswa neAC, DC, kana ruoko. Mamiriro eVCB akadaro ari nyore, ane simba rekupwanya rakanaka, hupenyu hurefu hwekutsungirira, basa rakazara, hapana njodzi yekuputika. nyore kugadzirisa. Yakakodzera kudzora kana kudzivirira switchgear yemagetsi chiteshi, gidhi remagetsi emaguta uye substation, kunyanya yakakodzera nzvimbo dzinoda kutyora mutoro uye kazhinji kutyora kushanda.