Our company keeps up with the trend of the times and launches novel series of Indoor AC High Voltage Switchgear, high voltage indoor vacuum circuit breaker, high-voltage switchgear with powerful functions to bring convenience to production. We always adhere to the principles of trust, win-win, openness and mutual respect, and try our best to use all our experience and expertise to meet the different requirements of our customers. Over the years, we have provided services to major enterprises, able to predict problems in time and provide effective solutions for customers. Looking forward to the future, we will always adhere to the enterprise spirit of pragmatism, high efficiency and innovation and the enterprise tenet of seeking reputation by faith and customers by quality. We provide scientific and rigorous production processes and equipment configuration based on the actual production needs of customers to get the best results.

The Handcart type indoor vacuum circuit breaker is suitable for 12kV. Apply to industrial and mining enterprises, substation and transmission and distribution systems for control and protection switching; particularly suitable for metallurgy. Electric arc steel-making industries, etc. frequent operation required, as a control and protection equipment.

Product 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

Applicable place: (particularly to the places needing frequent operation)

1.The electrical equipment control and protection in industrial.

2.Mining enterprises.

3.Power plants.

4.Substations.

It can be fixed in a switch cabinet or installed on a handcart.

Stable performance and easy installation.

Advantages

1.Simple structure.

2.Adapt ultra low resistance type vacuum interrupter.

3.Adapt optimization and modular spring operating mechanism.

4.Suitable for occasions with frequent operation.

5.Free maintenance and long service life.

6.High reliable performance.

Our Factory:

Related Products:

We are fully committed to providing our clients with competitively priced quality products, prompt delivery and professional service for Zw32 High Voltage Outdoor /Indoor Automatic Vacuum Circuit Breaker with Overload Protector. This kind of relationship is based on mutual respect and mutual honesty, which provides consistent, thoughtful and effective protection for customers' needs and interests. We always insist on putting product quality and efficiency, customer satisfaction in the first place, and constantly improve the quality and safety of products, so as to meet the growing demand of our products in the domestic and foreign markets.