VS-40.5 type indoor high voltage vacuum circuit breaker is mainly used for rated voltage of 40.5kV, three-phase AC 50Hz power system, for industrial and mining enterprises, power plants and substation protection and control purposes to do, especially for frequent operations in various places. This product complies with GB11022 "high-voltage switchgear and control equipment standards of common technical requirements", GB1984 "AC High Voltage Circuit Breaker" and IEC56 "high voltage AC circuit breakers" and other standards.
|
No |
Item |
Unit |
Parameters |
|
1 |
Contact distance |
mm |
18-20 |
|
2 |
Over travel |
mm |
3-5 |
|
3 |
Contact cumulative wear thickness allows |
mm |
3 |
|
4 |
Average opening speed |
m/s |
1.0-1.5 |
|
5 |
Average closing speed |
m/s |
0.5-0.9 |
|
6 |
Contact closing spring time |
m/s |
≤3 |
|
7 |
Three phase opening synchronism |
m/s |
≤2 |
|
8 |
Three phase closing synchronism |
ms |
1.1±0.2 |
|
9 |
Leading electrical circuit resistance |
υΩ |
1250A |
1600A 2000A |
|
≤50 |
≤40 |
|
10 |
Opening time |
ms |
≤60 |
|
11 |
closing time |
ms |
≤90 |
|
12 |
phases center distance |
mm |
300±2 |
GHORIT Electric Equipment Co. Ltd. Zhejiang established in 2000, is a large-scale high and new-tech enterprise specialized in researching, developing, producing, marketing and servicing. The leading products include vacuum circuit breaker, High voltage and Medium Frequency Capacitor, high voltage load disconnecting switches and other high & low voltage electrical component. The enterprise has Shanghai and Zhejiang two production base, take up 26000 square meter, and more than 200 staff, fixed assets 60 million, annul sales turnover up to 1 billion.
Ghorit has passed the ISO9001 Quality Management System Certification, CCC and European Economic Community product Safe Qualified Symbol CE. The enterprise own advance production line and test line for circuit breaker and other various advance production and test facilities about 60 sets, make sure all technical data keep on database from begin produce to leaving-factory. Establish advance ERP network management system and computer-aided design system. With rich technical research and development strength, advanced production check-out facility, exquisite production workmanship, we win confidence by our customer. Ghorit is award star enterprise, advance enterprise, the top 100 enterprise of tax and etc.
On the concept of "professional, innovation", the enterprise has a united, high specialized quality, skilled and management team. The enterprise purpose is " our work standard and pursuit is meet the customers demand and expectation" with first-class management, first-class technology, first-class facilities, first-class staff, which assure Ghorit become you best cooperation partner.
