GN30-12 (D) kudimbura switch chinhu chemukati chemagetsi emagetsi emagetsi akayera 12kV, matatu-chikamu AC50 / 60Hz. Iyo inoshandiswa kugadzira iyo kuzorora uye kuendesa zvazvino zveHV zvigadzirwa zvemagetsi pasi pemamiriro ane voltage uye isina-mutoro. Iyo switch inoshandisa rotary inofamba yekutaurirana iyo yakaiswa pane switchgear eily. Inotora rusvingo kuburikidza nekumisikidza futi. Inoitwa seyese IEC62271-102