Our company adheres to the core values of quality first and service winning, and is willing to work closely with colleagues and customers all over the world to promote the development of the solid insulation switch cabinet, switchgear panel, SF6 RMU industry. We cooperate with friends hand in hand with superior quality assurance and fast after-sales service. If you have any suggestions or criticisms about our products, please give us feedback so that we can make improvements in time! We sincerely hope to make progress with our customers and create a win-win future together. We practice the concept of creating new brands through differentiated innovation, and adhere to brand positioning. Frequent interactions with customers during development allows us to better meet the changing needs and values of customers.

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:

Our company combines its unique manufacturing concept and outstanding engineering capabilities to produce reliable and stable Zw32-12 12kv 11kv Spring Mechanism Outdoor Vacuum Circuit Breaker. Our products are very popular among our customers around the world with its superior quality. We attained ISO9001 which provides solid foundation for our further development. We promise to participate in the competition with new technology and new products, and give the follow-up products of users with high-tech content and high added value.