Our YB Electrical Prefabricated Substation, Switch Distribution, Pole Mounted Transformers has extremely excellent performance and exquisite workmanship because of the standardized production base, advanced production equipment, modern enterprise management mode, procedural and strict quality monitoring system. Our company has always adhered to the market supply and demand oriented, in terms of quality and service, we achieve excellence to meet the needs of our customers. We adhere to the strategy of focusing and continuously invest in product research and development. Our innovate are driven by customer demand and cutting-edge technology, so that our company is always at the forefront of the industry, leading the development of the industry.

The Fixed High Voltage Vacuum Circuit Breaker is suitable for 12kV voltage,widely used in power plants, substations, and other electrical equipment,as the protection and control of electrical facilities,especially for the place where the goods are frequently operated under rated current and the multiple breaking current. The whole structure of product is the form of integrated installation taking switch body as operating mechanism,adopt the combination insulation structure,no pollution,no explosion danger,high insulation lever.

Parameter:

1.Rated Voltage:12kV

2.Working rate withstand voltage (1 minute):75kV

3.lightning impulse withstand voltage :42kV

4.Rated short-circuit breaking current:20/31.5/40kA

5.Rated Current:630/1250A

6.Rated thermal stability current (effective value):20/25kA

7.Rated stable current (peak value):50/63kA

8.Rated short-circuit making current (peak value):50/63kA

9.Rated short circuit breaking current breaking times:50 times

10.Power frequency withstand voltage of secondary circuit (1min):2000V

11.Rated operation sequence:O-0.3s-C0-180s-CO

12.Rated single / back to back capacitor bank breaking current:630/400 800/400kA

13.Mechanical life:≥50000≥50000≥30000 time

The use of environmental conditions:

1. Ambient temperature: not higher than +40 °C, not less than -15°C(at -30 °C to allow storage and transportation).

2. Altitude: not exceed 1000m.

3. Relative humidity: daily average of not more than 90%, month average of not more than 90%. saturated vapor pressure daily average of not more than 2.2 × 10-3MPa, month average not more than 1.8 × 10-3MPa.

4. Earthquake intensity: not more than eight.

5. No fire, explosion hazard, serious filthy, chemical corrosion, as well as places of intense vibration.

Our Services:

1.Your inquiry related to our product & price will be replied within 24 hours.

2.Well-trained & experienced staff are to answer all your inquiries.

3. Customized solution & perfect after-sale service.

4. Our advantage: A.Competitive price B.Reliable Quality C.On-time delivery D.Professional design team

Our products:

We'll make each hard work to become excellent and excellent, and speed up our measures for standing from the rank of intercontinental top-grade and high-tech enterprises for High Voltage Outdoor 11kv 12kv Vcb Vacuum Circuit Breaker Zw32. We attach importance to every process and detail, strive to be perfect, optimize the construction scheme and effectively protect the maximum interests of customers. Our company always adheres to the concept of 'producing high quality products and creating excellent brands'. We welcome friends from home and abroad to discuss business.