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- brwor.com@brwor.com
- +86 19857070072
- No.11, Lane 192, Weisan Road, Yueqing Economic Development Zone, Zhejiang, China 325600
ZN63A-12 indoor high voltage vacuum circuit breaker
China ZN63A 12 Indoor high voltage vacuum circuit breaker provided by Zhejiang Bowei Electric Co., LTD is widely used in indoor armored air insulated switchgear. It conforms to GB 1984, DLT 402, GB 311.1, GB 3309, GB/T 11022, GB/T 16927.1, IEC 62271-100 and other standards. Under normal operating conditions,
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•product overview:
China ZN63A 12 Indoor high voltage vacuum circuit breaker provided by Zhejiang Bowei Electric Co., LTD is widely used in indoor armored air insulated switchgear. It conforms to GB 1984, DLT 402, GB 311.1, GB 3309, GB/T 11022, GB/T 16927.1, IEC 62271-100 and other standards. Under normal operating conditions, as long as it is within the technical number range of the circuit breaker, it can ensure safe and reliable operation in the corresponding voltage level of the grid.
China ZN63A 12 Indoor high voltage vacuum circuit breaker has excellent performance under frequent operation or short circuit current opening. The circuit breaker fully meets the requirements of automatic reclosing and has extremely high operational reliability and service life.
•Product main use, scope of application:
China ZN63A 12 Indoor high voltage vacuum circuit breaker is a three-phase AC 50Hz INDOOR switch device with rated voltage of 12kV, which can be used FOR the protection and control OF ELECTRICAL equipment in power plants, substations and industrial and mining enterprises, and is suitable for frequent operation places. It can be installed in KYN58, KYN28 and other armored central cabinet.
•Operating environment conditions:
Normal service conditions
Ambient temperature not higher than +40C, not lower than -25C (allow storage and transportation at 30C) Humidity: daily average air relative humidity not more than 95%, saturated water vapor pressure not more than 2.2kpa
The monthly average air relative humidity is not more than 90%, and the saturated water vapor pressure is not more than 1.8kpa
Note: Condensation may occur when the temperature drops sharply during high humidity
Altitude: the maximum altitude of the installation site is 2000m
Earthquake: earthquake resistance: ground horizontal acceleration 0.2g: vertical acceleration 0.g simultaneously. Resonant, sinusoidal and beat wave test methods are adopted: 5 times of excitation, 5 waves each time, 2 2s each time. The safety factor is not less than 1.67
The surrounding air environment should be free from corrosive or combustible gas, water cooked gas and other obvious pollution
No serious pollution and frequent violent vibration
Special service conditions
For special working conditions, the user shall obtain the consent of the factory. The factory must consider each special operating condition in advance, take measures and put forward suggestions to meet the requirements of the customer.
•Product model, name and meaning:
•The working principle of China ZN63A 12 Indoor high voltage vacuum circuit breaker:
1.insulating cylinder 9.insulating pull rod 17.oil buffer
2.upper outlet socket 10.opening electromagnet 18.microswitch
3.vacuum arc extinguishing chamber 11.opening cushion 19.closing electromagnet
4.conductive clip 12.opening maintenance cushion 20.closing retainer
5.contact arm sleeve 13.opening spring 21.closing cam
6.quincunx contact 14.closing spring 22.energy storage shaft
7.contact arm 15.auxiliary switch 23.spindle
8.lower outlet socket 16.energy storage motor 24.drive crank arm
•Technical parameters of China ZN63A 12 Indoor high voltage vacuum circuit breaker
•Mechanical characteristic parameters :
•Operating mechanism parameters:
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.
11kv vacuum circuit breakers can be expensive, depending on the features and capabilities you need. You can expect to pay anywhere from $1,000 to $10,000 for a quality breaker. Be sure to work with a trusted supplier to get the best price and selection.
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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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