Customization: | Available |
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Breaking Capacity: | High Voltage Circuit Breakers |
Operation: | Spring Mechnism |
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VS1 series is a kind of indoor high voltage vacuum circuit breaker which is used in the AC three-phase power
Technical Specifications
No. | Item | Unit | Data |
1 | Rated voltage | kV | 40.5 |
2 | Rated Current | A | 630/1250/1600/2000/2500/3150 |
3 | Rated Frequency | Hz | 50/60 |
4 | Rated short circuit current | kA | 20/25/31.5/40 |
5 | Rated short time withstand current(4s) | kA | 20/25/31.5/40 |
6 | Rated peak withstand current | kA | 50/63/80/100 |
7 | Rated power frequency withstand voltage | kV | 95 |
8 | Rated lightning impluse withstand voltage | kV | 185 |
9 | Rated operating sequence | O-0.3S-C&O-180S-C&O | |
10 | Mechanical life endurance | time | 10000 |
11 | Rated short circuit opening current frequancy | time | 50 |
12 | Rated voltage of operating mechanism(DC) | V | 110/220 |
13 | Open contact clerance | mm | 20+2 |
14 | Super stroke | mm | 3.5+0.5 |
15 | Time differential among phases | ms | ≤2 |
16 | Bounce time of closing contacts | ms | ≤3 |
17 | Average opening speed | ms | 1.3-1.9 |
18 | Average closing speed | ms | 0.6-1.3 |
19 | Opening time | ms | ≤50 |
20 | Closing time | ms | ≤100 |