We are able to guarantee you products high quality and competitive value for industrial switchgear, metal enclosed gas insulated switchgear, Gck Type Low Pressure Switch Cabinet. We have won the trust of many customers, established a solid cooperative relationship, and gained a good reputation in the industry. We will be pleased to give you a quotation upon receipt of one's detailed specifications. Our company keeps track of the international development and continuously develops new products with international advanced level. Together with our all over the world have branches and partners to develop new business areas, maximum common values.

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:

With the advent of the global economy, we look to the world and strive for excellence to provide glass products to meet the needs of different customers.Strong R&D strength, excellent product quality, good social reputation, and meticulous internal management have made us a leader in the 11kv Indoor Vacuum Circuit Breaker with Lateral Mounted Insulation Cylinder industry. We practice open innovation, and we collaborate with other companies to integrate various viewpoints, find the best product solutions, and promote common development. With the tenet of 'rigorous and pragmatic, striving for perfection', we strive to create excellent products to meet the needs of new and old customers and jointly develop a broad market.