BW-Air- V-12 Environmental gas circuit breaker
Bwair-12/630t-20 type environmental protection gas insulated metal closed switch vacuum circuit breaker series products, positioning for 12kV primary system of the main loop power supply and distribution equipment, using nitrogen environmental protection gas (dry air or nitrogen) as the main insulat
Bwair-12/630t-20 type environmental protection gas insulated metal closed switch vacuum circuit breaker series products, positioning for 12kV primary system of the main loop power supply and distribution equipment, using nitrogen environmental protection gas (dry air or nitrogen) as the main insulation medium, to meet the atmospheric air insulation electrical performance; The product adopts upper and lower isolation design (either upper isolation vacuum circuit breaker scheme or lower isolation vacuum circuit breaker scheme) to meet the needs of users for upper and lower isolation layout; At the same time reduce the cost of products.
Suitable for environmental protection gas insulation ring network cabinet isolation scheme, phase spacing 150
Switching life 10000 times
Isolation/grounding switch life: 5000 times
The upper limit of ambient air temperature is +40°C, the lower limit is -25°C, the average daily temperature is not more than 35°C, and the altitude is ≤1000m
1. Rated voltage: 12kV
2. Rated current: 630A
3. Rated frequency: 50Hz
4. Rated short-circuit breaking current: 20kA/25KA
5. Rated short-circuit closing current: 50 kA
6. Rated short-term withstand current: 20kA/ 4S
7 rated power frequency tolerance voltage: 42/48kV
8. Rated lightning shock tolerance voltage: 75/85kV
9. Circuit breaker closing speed: 0.4-0.8m/s
10. Breaker opening speed: 0.9-1.3m/s
11. Arc extinguishing room opening distance: 8±1
12. Contact spring excess travel: 2.5±0.5
13. Breaker closing time: ≤50ms
14. Breaker opening time: ≤35ms
China BW Air V12 Environmental Gas Circuit Breaker uses environment-friendly gas as the insulating medium to reflect the harmonious coexistence between contemporary industrial manufacturing and nature, and to practice the social responsibility of modern manufacturing enterprises of ecological civilization.
China BW Air V12 Environmental Gas Circuit Breaker supplier adopts the patented self-energy load switch and ultra-low resistance vacuum circuit breaker, and the primary live parts are packaged in a slightly positive pressure stainless steel gas box filled with environmentally friendly gas, which is isolated from the outside world , to ensure that the switchgear and all primary live parts in the gas box are not affected by changes in the external environment. China BW Air V12 Environmental Gas Circuit Breaker supplier realizes maintenance-free equipment, improves power supply reliability, enhances personnel safety, and meets The need for stable economic operation.
China BW Air V12 Environmental Gas Circuit Breaker is widely used in urban distribution network, smart micro-grid, commercial real estate, municipal engineering, light industry, residential quarters and other fields, practicing the concept of environmental protection and continuously creating value for customers.
Zhejiang Brwor Electric Co.. Ltd. was established in 2005, located in Yueqing city, Zhejiang province, China. There is 30 kilometers from Wenzhou airport.
Brwor is specialized in medium Voltage Electrical Equipment, as like C-GIS switchgear, solid insulated ring network cabinet, vacuum circuit breaker, load switches, and others core unit of ring main unit related.
Browr covers an area of 11.565 square meters, with a building area of 11.000 square meters, which is domestic key research and development and manufacturing of high-tech middle voltage switchgear enterprise. The new plant with 33335 square meters will put into use in the ending of 2022. And we have installations of more than 270,000 C-GIS switchgear all over the world(since now main market China).
We make per key part of RUM in our factory and have strict QC process. The process of QC as follows:
Incoming inspection – inspection – process inspection – quality inspection – delivery inspection. There is inspection records for each accessory and contract product,easy inquiry.
Contact with us by email or whatsApp, and inform us the requirements. T/T is optimized, we aks for advance payment and balance should be paid off before shipping usually. L/C is available.
Min. order is 1 set.
RMU is custom made product, we will according to your requirements to make it. The technical question will referred.
Annual output 20,000 units.
we have installations of more than 270,000 C-GIS switchgear all over the world(since now main market China) since 2022 May.
Sea shipping usually. But parts also recommend air shipping in case of urgency.
There are Wenzhou or Ningbo or Shanghai port near our city and will arrange loading after order finish then.
The warranty period is 24 months. “three guarantees policy”,Guaranteed repair, replacement and return due to quality proble.Exceeding the guarantees period, we provide maintenance accessories with discount .After received a request ,we will make a response within 12 hours.In case of overseas after-sales service, we will borne the domestic charge, the foreign part shall be borne by customer (including but not limited to visa, accommodation, travel expenses, staff salary etc.)
The main products are 10/33KV RMU.
Now we have an area of 11.565 square meters plant,and the new plant with 33335 square meters will put into use in the ending of 2022.The number of employees is around 180.
The lead time is 10-25days usually.
We keep kep parts of semi-finished products of RMU in stock usually.
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As an important part of the power system, high-voltage switch circuit breakers play an important role in ensuring power security. …
Brwor is committed to providing differentiated medium-voltage power distribution products to global users: 12kv-40.5kv solid ring network cabinets, air-insulated miniaturized ring network cabinets, high-voltage inflatable cabinets, outdoor switches, vacuum circuit breakers, and load switches.
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