Our company has strived to establish a highly efficient and stable staff team and explored an effective quality control process for JP Integrated Distribution Cabinet, withdrawable low voltage switchgear, Combined Type Substation. Dedication and enthusiasm have become our determination to establish a professional brand and the standards we serve customers worldwide. After years of accumulation, we have developed many series and dozens of original design products. We will continue to develop, to provide the high-quality products and services, and promote lasting cooperation with our customers, common development and create a better future.

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:

Since the establishment of the company, we have accumulated a wealth of professional manufacturing technology and valuable experience through long-term research and exploration of Indoor High-Voltage Permanent Magnetic Vacuum Circuit Breaker. We have a complete after-sales service team to provide you with one-stop service to solve your worries. Doing every thing, dedication, professionalism, enthusiasm and excellence are the basic requirements for the sustainable operation of our company. We pay attention to every requirement put forward by customers, fully consider every detail, actively do a good job in service and strive to develop a better vision.