I-VS1(650MM) uthotho lweVacuum Circuit Breaker luhlobo lwangaphakathi lwezixhobo zamandla ombane aphezulu kunye nomthamo olinganisiweyo we-7.2-11kv, 50HZ.lt ihambelana ne-GB/T 1984,JB3855 kunye neMigangatho ye-IEC enxulumeneyo. Yona inokusebenza rhoqo kwaye inomsebenzi wamaxesha amaninzi ukwaphula umthamo kunye nokuvala ngokukhawuleza. I-Circuit Breaker yenzelwe njengesakhiwo sangaphambili nangemuva, sinokusetyenziswa njengesigxina uhlobo kwaye ingasetyenziswa nelori yokurhoxisa.