12KV High Voltage Vacuum Circuit Breaker For Power Stations
Brand Name:XG
Certification:ISO CCC
Model Number:ZN28
Minimum Order Quantity:1 SET
Delivery Time:7-15 DAYS
Payment Terms:L/C, T/T, D/A, D/P, Western Union, MoneyGram,
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Weibei industrial zone, Lintong district, Shanxi. CHINA
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Product Details
12KV High Voltage Vacuum Circuit Breaker For Power Stations
1. Vacuum Circuit Breaker Application
Applicable place: (Suitable for the places frequently operated with rural power grid)
1. Industrial.
2. Power stations.
3. Substations.
2. Parameter of Vacuum circuit breaker
| No. | Item | Unit | Data |
| 1 | Rated voltage | KV | 12 |
| 2 | Rated insulation voltage | V | 42,75 |
| 3 | Rated current | A | 630,1250,1600,2000,2500,3150 |
| 4 | Rated short-circuit close current(peak value) | KA | 20,31.5,40 |
| 5 | Rated operation order | off--0.3s on and off--180S-on and off | |
| 6 | Rated short-circuit Breaking current times | times | 30(50),20(30) |
| 7 | Rated Impulse withstand voltage | KA | 50,80,100 |
| 8 | 4S Heat steady e.c.A | 20,31.5,40 | |
| 9 | all opened and broke time | ms | ≤100 |
| 10 | Mechanical life-span | times | 10000 |
| 11 | cumulated thickness of the moving and stationary contact | mm | 3 |
| 12 | Oil buffer buffers the journey | mm | 10 |
3. Environmental condition
Relative humidity: daily average ≤95% , monthly average ≤90% ;
Earthquake intensity: 8 degree;
Altitude: ≤1000m;
Ambient temperature: -25°C ~+40°C ;
It should work in occasions without flammable and explosive matter, without corrosive chemical and frequent severe vibration.
4. Technical diagram
5. Certificate
6. FAQ
1. Technology ensure the quality satisfy international request.
2．Generally we promise one - two years quality guarantee, some products will be extended longer time for life span.
3. For tender cooperation, it is welcome to discuss the detail in between.
4. Some type reports are provided accordingly.
5. Our factory is 250000m2 for production and office.
6. There are four subsidies in our group company. So our whole group company can produce switchgear, power transformer, load break switch, disconnect switch, vacuum/sf6 circuit breaker, fuse, surge arrester, CT PT, Metering unit.
12KV High Voltage Vacuum Circuit Breaker For Power Stations
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