| Breaking Capacity: | High Voltage Circuit Breakers |
|---|---|
| Operation: | Electric Type |
| Speed: | High-Speed Circuit Breaker |
| Arc-extinguishing Medium: | Vacuum |
| Installation: | Insert |
| Structure: | ACB |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier ZW43-12(G) type outdoor high voltage vacuum circuit breaker (hereinafter referred to as switch)is a three-phase AC 50Hz
,rated voltage 12kV outdoor high voltage switchgear.The switch is mainly used as the 10kV outlet switch in the substation and the 10KV three-phase AC power system as the dividing and combining load current,breaking the overload current and short circuit current line protection switch.
The circuit breaker comforms to GB1984-2003"High voltage AC circuit breaker",DL/T402-2007"High voltage AC circuit breaker ordering tecjnical conditions" and DL/T403-2000"12KV-40.5 High voltage vacuum circuit breaker ordering technical conditions"and other technical standards.
1.Ambient air temperature :-40ºC~+40ºC;
2.Altitude:not more than 2000m;
3.The surrounding air can be polluted by dust ,smoke ,corrosive gas,steam or salt spray,pollution level: IV;
4.Wind speed does not exceed 34m/s (equivalent to 700Pa on the surface of the cylinder);
5.Ice thickness:no more than 10mm;
6.There is no fire,explosion danger,chemical corrosion and violent vibration.
| Item | Unit | Technical parameters | |
| Rated voltage | kV | 12 | |
| Rated frequency | Hz | 50 | |
| Rated current | A | 630 | |
| Rated short time breaking current | kA | 20 | |
| Rated peak withstand current | kA | 50 | |
| Rated short-time withstand current | kA | 20 | |
| Rated short-time withstand current and time | kA/s | 20/4 25/4 31.5/4 | |
| Rated order of operation | O~0.3-CO-180S-COS | ||
| Mechanical life | Times | 10000 | |
Wooden package
Shenheng Power Equipment CO., LTD is a company specializing in the production of high and low voltage switch power transmission and distribution equipment and high, low voltage electrical components, one of the professional production enterprises, the production of all fully insulated and fully sealed inflatable cabinet, intelligent solid insulation ring main unit, outdoor high voltage cable branch box, box-type substation, etc. Product quality is stable, reliable, It is deeply trusted and approved by the customers.
Manufacturing of the main products are YBW box-type substation, KYN61-40.5, KYN28A - 24, KYN28A - 12, XGN2-10, HXGN-10 high voltage switchgear, XGN ring net cabinet, SHSRM inflatable ring main unit, SHSG solid ring main unit, MNS, GCS, GCS, GGD, XL low voltage switchgear ,vacuum circuit breaker,oil immersed transformer,dry type transformer,current /potential transformer ,load break switch and other transmission and distribution equipment.
For a long time also for all kinds of metallurgy, shipbuilding, electric power, mining, and intelligent buildings, high-rise buildings, hospitals, schools and other industries to provide high quality power transmission and distribution of complete sets of equipment and electrical control equipment. The company has a strong technical force, sophisticated technology and sophisticated testing methods, and the products sell well across the country.
1. Are you a trading company or manufacturer ?
We are a professional factory with 10 years experience in the field of High and low Voltage switch-gears, Substation,transformers,cable distribution box and various electrical equipment, such as vacuum circuit breaker , load break switch etc.Our
factory is the excellent supplier of State Grid Corporation of China .
2. Do you accept customized service ?
We offer OEM/ODM service , can print your logo on product . our professional technical and quotation team can provide a satisfied
project according to your drawing and parameters .
3. What is your MOQ?
Our MOQ is 1 piece.
4. How long is your delivery lead time ?
It depends on your product requirement and quantity . Generally , 5~10 working days is available .
5. How do you solve quality problems?
Please provide detailed photos of quality problems. our technical and quality testing department will analyse.we will make a
satisfied solution within 2 days .
6. What is your payment terms ?
30%T/T in advance,70% before shipment . West union , L/C are also acceptable .
Suppliers with verified business licenses
Audited Supplier 
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