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Introducing the Zn63 Vs1 Vacuum Circuit Breaker for Medium Voltage Switchgear - the ultimate solution for your industrial and mining enterprises, power plants, and substations! With its cutting-edge technology and superior performance, this indoor vacuum circuit breaker is designed to provide you with the control and protection you need to keep your operations running smoothly.
Featuring a tri-phase AC 50Hz and a rated voltage of 12kV, the ZN63(VS1)1-12 is the perfect choice for those who demand the best. Whether you're looking for an indoor vacuum circuit breaker or an HV vacuum circuit breaker, this product has got you covered.
With its sleek and modern design, the Zn63 Vs1 Vacuum Circuit Breaker for Medium Voltage Switchgear is sure to impress. Its compact size and easy-to-use interface make it the perfect choice for those who want the best of both worlds - power and convenience.
So why wait? If you're looking for a vacuum circuit breaker that can handle all your needs, look no further than the Zn63 Vs1 Vacuum Circuit Breaker for Medium Voltage Switchgear. With its superior performance and cutting-edge technology, this product is sure to exceed your expectations and provide you with the control and protection you need to keep your operations running smoothly. Order yours today and experience the difference for yourself!
| Item | Unit | Date | |||||||||
| Rated voltage | kV | 12 | |||||||||
| Rated frequency | Hz | 50 | |||||||||
| Rated insulation level | 1min power frequency withstand voltage | pole to earth | kV | 42 | |||||||
| phase | kV | 48 | |||||||||
| lightning impulse withstand voltage | pole to earth | kV | 75 | ||||||||
| phase | kV | 85 | |||||||||
| Power frequency withstand voltage of secondary circuit | V | 2000 | |||||||||
| Rated current(1) | A | 630 | 630 | 630 | 2000 | 1250 | 2500 | 1600 | 3150 | ||
| 1250 | 1250 | 1250 | 2500 | 1600 | 3150 | 2000 | 4000 | ||||
| 1600 | 3150 | 2000 | 4000 | 2500 | 5000 | ||||||
| Rated short-circuit breaking current | kA | 20 | 25 | 31.5 | 40 | 50 | |||||
| Rated short-time withstand current | kA | 20 | 25 | 31.5 | 40 | 50 | |||||
| Rated short circuit duration | s | 4 | |||||||||
| Rated peak withstand current | kA | 50 | 63 | 80 | 100 | 125 | |||||
| Rated short-circuit making current | kA | 50 | 63 | 80 | 100 | 125 | |||||
| Rated short-circuit current breaking time (class E2) | times | 30 | |||||||||
| Rated single/back to back capacitor bank breaking current | A | 630/400 | 800/400 | ||||||||
| Clearance between open contacts | mm | 11±1 | |||||||||
| Contact stroke | mm | 3~4 | |||||||||
| Allowable wear thickness of contact | mm | 3 | |||||||||
| Average opening speed | m/s | 0.9~1.4 | |||||||||
| Average closing speed | m/s | 0.5~1.0 | |||||||||
| Contact closing bounce time | ms | ≤2 | |||||||||
| Different phase of contact closing and opening | ms | ≤2 | |||||||||
| Rebound amplitude of opening contact | mm | ≤2 | |||||||||
| Opening time (rated voltage) | ms | 20~50 | |||||||||
| Closing time (rated voltage) | ms | 30~70 | |||||||||
| Mechanical life (M2) | times | 10,000(20,000) | |||||||||
| Rated operating voltage | V | AC110/220 DC110/220 | |||||||||
| Rated operation sequence | 0-0.3s-CO-180s-CO | ||||||||||
For more switchgear parts, pls refer to insulation parts: https://china-vacem.en.made-in-china.com/product-group/BbRAnYUjsLrW/Insulation-Accessories-catalog-1.html
, or copper tulip contact: https://china-vacem.en.made-in-china.com/product-group/nbUGDIpPuLYM/Tulip-contact-series-1.html
