I-VS1(650MM) yochungechunge lwe-Vacuum Circuit Breaker iwuhlobo lwasendlini olusebenzisa amandla kagesi aphezulu ane-voltage elinganiselwe engu-7.2-11kv, 50HZ.lt ithobelana ne-GB/T 1984,JB3855 kanye naMazinga e-IEC ahlobene. It ingasebenza kaningi futhi inomsebenzi wezikhathi eziningi amandla okuphuka kanye nokuvala kabusha ngokushesha. I-Circuit Breaker yakhelwe njengesakhiwo sangaphambili nangemuva, ingasetshenziswa njengokugxilile uhlobo futhi ingasetshenziswa ne ukuhoxisa iloli.