ZW8 3 Phase 10KV 11kv 12kv 630A Outdoor High Voltage Circuit Breaker
Brand Name:XG
Certification:ISO CCC
Model Number:ZW8
Minimum Order Quantity:1 SET
Delivery Time:3-7 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
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Product Details
1. ZW8 series outdoor 3 phase outdoor high voltage circuit breaker 10KV 11kv 12kv 630A
ZW8-12 high voltage vacuum circuit breaker is mainly used to break and close load current, over-load current and short-circuit current in outdoor 12kV three-phase alternating current 50Hz power system, also suitable for occasion with frequent operations.The product suitable for substations, industrial and mining establishments, rural power network and occasions with frequent operation to protect and control.
It is equipped with CT23 type spring energy-stored operating mechanism. Energy-stored, opening and closing can be achieved by motor or by manual.
2. Parameter data of Vacuum circuit breaker
| NO. | Item | Unit | Parameter | |
| 1 | Open contacts | mm | 11±1 | |
| 2 | Contact Overtravel | mm | 2.7~4 | |
| 3 | White center distance (cabinets) | mm | 175±1.5 | |
| 4 | Closing contacts bounce time | ms | ≤2 | |
| 5 | Consistency opening of the three phase | ms | ≤2 | |
| 6 | Opening time | max rated operating voltage | ms | ≤50 |
| Min rated operating voltage | ≤70 | |||
| 7 | Closing time (electric closing) | ms | ≤60 | |
| 8 | Average opening speed | m/s | 1.1±0.2 | |
| 9 | Average closing speed | m/s | 0.65±0.15 | |
| 10 | Each phase conductive loop resistance | uΩ | ≤200 | |
3. Product feature and application
Earthquake intensity: ≤8 degree
Air pressure: ≤700Pa
Altitude: ≤4000m
Ambient temperature: -35ºC ~+40ºC
Relative humidity: daily average ≤95% , monthly average ≤90%
4. Photo and drawing
5. Factory
6. Delivery
7. 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.
ZW8 3 Phase 10KV 11kv 12kv 630A Outdoor High Voltage Circuit Breaker
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