Breaking Capacity: | High Voltage Circuit Breakers |
---|---|
Operation: | Electric Type |
Speed: | Normal Type Circuit Breaker |
Arc-extinguishing Medium: | Vacuum |
Installation: | Fixed |
Structure: | Vcb |
Customization: |
---|
Suppliers with verified business licenses
Serial number | Order | Unit | Numerical value |
1 | Rated electric jade | kv | 12 |
2 | Rated rate | HZ | 50 |
3 | Rated current | A | 630 |
4 | Rated short-circuit breaking current | KA | 20 |
5 | Rated current | KA | 50 |
6 | Rated short time withstand current (4S) | KA | 20 |
7 | Rated short-circuit making current (peak value) | KA | 50 |
8 | Institutional lifespan | Times | 10000 |
9 | Rated current breaking times | Times | 10000 |
10 | Rated short-circuit breaking current breaking times | Times | 30 |
11 | 1min Gongnaiyu (wet) | KV | 34 |
12 | (Dry) Interphase, ground to ground/fracture | KV | 42/48 |
13 | Lightning impulse withstand current (peak value) Interphase, ground to ground/new interface |
KV | 75/85 |
14 | Secondary circuit 1min Gongnaiyu | KV | 2 |
mechanical properties | |||
1 | Contact distance | mm | 8-10 |
2 | Overtravel | mm | 2-3 |
3 | Fractional velocity | ms | 1.0-1.4 |
4 | Convergence speed | ms | 0.6-0.8 |
5 | Jump time between contacts | ms | ≤ 2 |
6 | Center distance between phases | mm | 338-342 |
7 | Different phases between three-phase opening and closing | ms | ≤ 2 |
8 | Resistance of each phase electrical circuit | <80 | |
9 | Resistance of each phase electrical circuit with isolation switch | <150 | |
10 | one hundred and fifty | ms | 30-60 |
11 | Split time (shunt trip) | ms | 20-40 |
12 | Rated power of energy storage machine | w | 40 |
Suppliers with verified business licenses