Xi'an Xigao Electricenergy Group Co., Ltd.
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 2000 SET |
| Delivery Time | 7-15 DAYS |
| Packaging Details | WOODEN CASE |
| Type | HV Vacuum Circuit Breaker |
| Rated Voltage | 3.6KV 6.6KV 7.2kV, 12kV, 17.5kV, 24kV, 36kV, 40.5kV |
| Rated Current | 400A 630A, 1250A, 1600A, 2000A, 2500A, 3150A, |
| Frequency | 50/60Hz |
| Poles Number | 3 |
| Phase | Three phase |
| Medium | vacuum |
| Material | galvanized sheet and accessories |
| Brand Name | XG |
| Model Number | ZN28 |
| Certification | ISO,CCC |
| Place of Origin | XIAN |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 2000 SET |
| Delivery Time | 7-15 DAYS | Packaging Details | WOODEN CASE |
| Type | HV Vacuum Circuit Breaker | Rated Voltage | 3.6KV 6.6KV 7.2kV, 12kV, 17.5kV, 24kV, 36kV, 40.5kV |
| Rated Current | 400A 630A, 1250A, 1600A, 2000A, 2500A, 3150A, | Frequency | 50/60Hz |
| Poles Number | 3 | Phase | Three phase |
| Medium | vacuum | Material | galvanized sheet and accessories |
| Brand Name | XG | Model Number | ZN28 |
| Certification | ISO,CCC | Place of Origin | XIAN |
| High Light | 1250A HV Vacuum Circuit Breaker ，12KV HV Vacuum Circuit Breaker ，12KV 1250A Vacuum Circuit Breaker | ||
12KV 1250A HV Vacuum Circuit Breaker With Vacuum Arcing Chamber
1.Description of HV Vacuum Circuit Breaker
Ambient temperature:-40°C~+40°C
Relative humidity:≤95%or≤90%
Altitude:≤2000m
Wind pressure:≤700Pa(equivalent to wind speed 34m/s)
Seismic intensity:≤8
2.Parameter of HV 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. Prodcution line
6. After service
7. FAQ
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Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1997
Total Annual:
200000000-450000000
Employee Number:
200~300
Ecer Certification：
Verified Supplier
XIGAO Electricenergy Group Co., Ltd is founded in 1993, 320000m2 plant, specialized in manufacturing high & low voltage power transmission and distribution (PTD) equipment, always focusing on the business at collection of research, design, OEM, ODM and trade in CN. &nb... XIGAO Electricenergy Group Co., Ltd is founded in 1993, 320000m2 plant, specialized in manufacturing high & low voltage power transmission and distribution (PTD) equipment, always focusing on the business at collection of research, design, OEM, ODM and trade in CN. &nb...
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