description
VS1(ZN63) indoor high voltage vacuum circuit breaker is a three-phase AC 50/60Hz, rated voltage of 12kV and 24kV indoor switchgear, control and protection for industrial and mining enterprises, power plants and substations, electrical facilities, and for frequent operation place. Adopting Spring operating mechanism and circuit breaker integrated , design can be used as a fixed installation unit can also be equipped with special advance mechanism, the composition of handcart unit used. Some of the main circuit can use the whole solid seal post, in order to achieve smaller circuit breakers, high reliability, maintenance-free, can be equipped with KYN28A-12 (GZS) and other handcart switch cabinet in the home can also be used with fixed XGN switchgear
parameters
Technical Information
|
Technical Specification |
|
|
|
|
|
|
|
|
Rated voltage |
kV |
|
12 |
|
|
24 |
|
|
Rated Short circuit breaking capacity 4sec. |
kA |
20/25 |
31.5 |
40 |
20/25 |
|
31.5 |
|
|
|
|
630 125 |
1250 1600 |
|
|
1250 1600 |
|
|
|
630 |
1600 2000 |
|
630 |
|
|
|
Rated Current |
A |
1250 |
2500 3150 |
2000 2500 |
1250 |
|
2000 2500 |
|
|
|
|
4000 |
3150 4000 |
|
|
3150 4000 |
|
Rated power frequency |
Hz |
|
|
50/60 |
|
|
|
|
Power frequency withstand voltage 50Hz 1 min,: |
kV |
|
45 |
|
|
65 |
|
|
Impulse withstand voltage 1.2/50μ s: |
kV |
|
75 |
|
|
125 |
|
|
Peak withstand current |
kA Peak. |
63 |
80 |
100 |
50/63 |
|
80 |
|
Making Capacity |
kA |
63 |
80 |
100 |
50/63 |
|
80 |
|
Operation sequence |
times/h |
|
0-0.3s-CO-180s-CO |
|
|
||
|
Mechanism Endurance |
cycles |
|
|
10000 |
|
|
|
Company profile
Zhejiang Xikai Electric Co., Ltd engineers and manufactures medium- high-voltage electric
equipment, components and systems that deliver reliable electric power to homes, industries,
businesses, and institutions worldwide. We are a leader in providing load break switch, vacuum
circuit breaker, isolating switch that enable customers to increase productivity, improve system
reliability and reduce costs.
Our products, services, and solutions are used worldwide for public, commercial, and industrial
power systems. Our products had passed the test at Ministry of Power Industry of PRC and
Electric Power Research Institute of PRC.
As a global manufacture, Zhejiang Xikai Electric Co., Ltd provides a wide range of
forward-looking solutions including Power Systems Protection, Distribution System Reliability
and Power Quality products and services. Through our commitment to research and development,
we continue to develop smart solutions for safe, reliable, environmentally friendly power
protection.
Our products include indoor high voltage load break switch, vacuum load break switch, circuit
breaker; outdoor high voltage load break switch, circuit breaker; high voltage earthing switch;
high voltage isolating switch and fuse.
We offer our customers integrated protective solutions using innovative products combined with
unrivalled service and reliability world wide
