Uchungechunge lwe-TND/svc olulawula ngokuzenzakalelayo i-voltage luqukethe i-contact auto transformer, i-servo motor, i-auto control circuit njll. Lapho ukungazinzi kwe-voltage yegridi noma ukushintsha komthwalo, i-sampling control circuit ithumela isignali yokushayela i-servo motor, ilungise indawo ye-self coupling voltage regulator ye-carbon brush, yenze isilinganiso se-voltage yokukhipha sifinyelele esimweni esizinzile. Lo mkhiqizo unokusebenza okungenamagagasi, okuthembekile, ukusebenza kwesikhathi eside nezinye izici, unokulibaziseka kwesikhathi, i-overvoltage, umsebenzi ovikelwe yi-undervoltage. Ingasetshenziswa kabanzi kugesi odinga i-voltage ezinzile, uhlobo lokunikezwa kwe-voltage okuzinzile okufanelekile. Qinisekisa ukuthi ukusebenza kwakho okuvamile kwemishini kagesi