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Help CenterVS1-12 11KV Indoor High Voltage Vacuum Circuit Breaker(VCB)
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Specifications
vacuum Circuit Breaker1.easy installment and operation
2.quality assurace
3.15 years manufacturer
4.OEM accept.
Main technical parameters for VS1-12 vacuum Circuit Breaker
Indoor high voltage vacuum circuit breaker VS1-12 is indoor switchgear equipment with 3phase, AC ,50(60)HZ, rated voltage 12KV.
The prduction of this series shall be in conformity with GB1984,GB3309,JB3855,DL/T403 and relative IECstandard.
Under normal operation and within the rated technical parameter, it can be operated in safety and reliable, at same time , it can be operated frequently with AC or DC, also it can be operated by manual.
In the switch cabinet, the product can be installed by means of fixed or withdrawable installation, the main electrical circuit installation adopts the integrated solid sealed column to realize the circuit breaker with the advantages of miniaturization,high reliable and no maintenance.
| Number | Project | Unit | Data | |||
| 1 | Rated voltage | KV | 12 | |||
| 2 | Maximum working voltage | KV | 12 | |||
| 3 | Rated Current | A | 630-1250 | 630-1600 | 630-1600 | |
| 4 | Rated short circuit breaking current | KA | 20 | 25 | 31.5 | |
| 5 | Rated short circuit switching current | KA | 50 | 63 | 80 | |
| 6 | Rated peak withstand current | KA | 50 | 63 | 80 | |
| 7 | 4S rated short circuit withstand current | KA | 20 | 25 | 31.5 | |
| 8 | Rated insulation level | Power frequency voltage(rated breaking before and after) | KV | 42(Fracture 48) | ||
| Impulse withstand voltage(rated breaking before and after) | 75(Fracture 84) | |||||
| 9 | Rated operating sequence | All sub-sub-0.3S-sub-180S-Hop | ||||
| 10 | Mechanical life | Times | 10000 | |||
| 11 | Rated short circuit breaking times |
Times | 50 | |||
| 12 | Rated Operating Mechanism Close Voltage(DC) | V | AC,DC 110,220 | |||
| 13 | Rated Operating Mechanism Opening Voltage(DC) | V | AC,DC 110,220 | |||
| 14 | Contact opening distance | mm | 1±1 | |||
| 15 | Overtravel(the length of contact spring compression) | mm | 3.5±0.5 | |||
| 16 | Closing /Opening Time Difference Among Three Phase | ms | ≤2 | |||
| 17 | Contact closing bounce time | ms | ≤2 | |||
| 18 | Average opening speed | m/s | 0.9-1.2 | |||
| 19 | Average closing speed | m/s | 0.5-0.8 | |||
| 20 | Tripping Time | Maximum operating voltage | s | ≤0.05 | ||
| Minimum operating voltage | ≤0.08 | |||||
| 21 | Closing time | s | 0.1 | |||
| 22 | The main circuit resistance of each phase | μΩ | 630≤50 | 1250≤45 | 1600≤40 | |
| 23 | Allowed Consumpted Thickness of Contacts | mm | 3 | |||
Working condition
The ambient temperature is not higher than +40°C and not lower than - 5°C
Altitude above sea level 1000m, the high prototype does not surpass 3000m
The air relative humidity daily average is not bigger than 95%, the monthly average humidity is not bigger than 90%.
The steam pressure daily average value does not surpass 2.2kPa,the steam pressure monthly average value does not surpass 1.8kPa, it might be air condensation when temperature drops down suddenly during the high-moisture.
No pollution,anti-explosion, Serious contamination,chemical corrosion and earth quick place.
The earthquake intensity is not more than 8 level.
Product's advantage
- The permanent magnetic actuator produces the driving force.
- The permanent magnetic actuator realizes the release.
- Low quantity of components
- High reliable
- Few maintenances
- The permanent magnetic actuator realizes the locking.
- Simple structure, low noise, free of maintenance.
- Simple operation process
- Long service life
Products Details
Packaging:
The packing of vacuum Circuit Breaker is Standard Export Carton or according to your requirements.
Shipping:
normally ocean shipping
The delivery date of the vacuum Circuit Breaker is within 20-30 days after receiving payment.
Our service
1.Your inquiry related to our products or prices will be replied in 24hrs.
2.Well-trained and experienced staffs to answer all your enquires in fluent English
3.OEM&ODM, any your customized breakers we can help you to design.
4.Distributorship are offered for your unique design and some our current models
5.Protection of your sales area, ideas of design and all your private information
FAQ
Q 1. what's the payment term?
A. We accept TT, 30% deposit and 70% balance agaisnt copy of BL, Western
Union ,L/C is ok!
Q 2. how's the delivery time ?
A. usually it will take about 15~20 days for production
Q 3. tell me the standard of package?
A. For the small capacity, it use carton.
Q 4.Could you offer Form A or C/O ?
A. It totally not a problem. We can prepare relative documents to forgin affairs office or other office to apply for this certificate.
Q 5.Would you accept to use our logo ?
A.If you have good quantity,it absolute no problem to do OEM.
Q6. How about the transport?
A. If the number of goods is small we usually use TNT, TNT-DHL,EMS,DHL and some express you offered. If the number of the goods is big usually we use the FWD you offered. Either by sea or by air is OK.
Q7. What is the different between HOUPU and WEHOPE ?
A. HOUPU is my company name and the WEHOPE is brand name of our products.
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