VS1-24 Series Indoor Huigh Voltage Vacuum Circuit Breaker

Product Description VS-1 series indoor high-voltage vacuum circuit breaker is improved and designed on zhe basic of VD4-24 of ABB Company by our company. 1. The main circuit loop adopts compound insulation. 2. The vacuum arc-chute is produced by the top-grade manufacturers and we also can install the foreign vacuum are-chute according to the user's requirement. 3. Rated current 630A-3150A. Rated short circuit drop-out current 20KA-31.5KA. 4. Mechanical endurance: 20, 000 times. 5. IT has passed the electric capacity switching test and there's no reignition. 6. It can be used in the plateau region of 12KV voltage and 4, 500 meters altitude.,