Vacuum Circuit Breakers (ZN73-12 (VS1))
Product Specifications
| Prod Model: |
ZN73-12 (VS1) |
| Markets: |
South America,Southeast Asia,Africa,Mid East,Western Europe |
| Type: |
Circuit Breaker |
| Function: |
Circuit-Breaker Failure Protection |
| Arc-extinguishing Medium: |
Air |
| Breaking Capacity: |
High Voltage Circuit Breakers |
| Certification: |
CE |
| Operation: |
Electric Type |
| Installation: |
SMD |
| Speed: |
High-Speed Circuit Breaker |
| Structure: |
Moulded Case Circuit Breaker |
Product Description
ZN73 indoor AC high-voltage vacuum breaker is applicable to making and breaking load of various character and also for frequent operation in power systems of 3-phase, AC 50 Hz and with rated voltage up to 24kV. It can be used for protecting and controlling of electrical equipment in industrial plants, mines, power generation plants and substations.
|
Item |
Unit |
Data |
|
Rated voltage |
kV |
12 |
17.5 |
24 |
|
Rated insulation level |
1min power frequency withstand voltage |
kV |
42 |
50 |
65 |
|
Rated lighting impulse withstand voltage |
kV |
75 |
95 |
125 |
|
Rated frequency |
Hz |
50 |
50 |
50 |
|
Rated current |
A |
630, 1250, 1600,
2000, 2500, 3150 |
630, 1250, 1600, |
630, 1250, 1600,
2000, 2500, 3150 |
|
Rated short-time withstands current(RMS) |
kA |
16, 20, 25, 31.5, 40 |
20, 25, 31.5 |
20, 25, 31.5 |
|
Rated active on-load breaking current |
kA |
40, 50, 63, 80, 100 |
50, 63, 80 |
50, 63, 80 |
|
Rated withstands current (peak) |
kA |
16, 20, 25, 31.5, 40 |
20, 25, 31.5 |
20, 25, 31.5 |
|
Rated short-time breaking current |
kA |
40, 50, 63, 80, 100 |
50, 63, 80 |
50, 63, 80 |
|
Rated short-time continuous time |
s |
4 |
|
Rated operation sequence |
|
O-0.3s-CO-180s-CO |
|
Mechanical life |
Times |
M2 |
|
Rated operation power supply voltage |
V |
AC220/DC220 |
|
Full breaking time |
Ms |
≤70 |
About People Electric Appliance Group
We are among the 10 largest appliance manufacturers in mainland China with 12 subsidiaries, five of which are factories covering a work area of 500, 000 square meters, and a vast selection of items. We also rank among in the Top 500 Enterprises in mainland China, proof that we're established, reputable, proficient and well-equipped. With more than 16 years experience in manufacturing varieties of electrical products, our company has built business ties with more than 120 countries and regions in the world.
CE, SAA, SEMKO, CB, SASO and KEMA certifications
We offer various types of wires and cables, switchgear, power-transformer and circuit breakers, automation devices, meters and instruments, low-voltage electrical apparatuses. Most of our products are approved the certificates of CE, CB, VDE, KEMA, SEMKO and so on. We operate according to ISO 9001: 2000, ISO 14001: 2004 and OHSAS 18001: 2007 standards.
Supplying key national projects
Our goods have been used for many major construction projects in mainland China, including the Shanghai Pudong Airport, Three Gorges Dam, the Beijing Metro and Beijing 2008 Olympic venues.
Our partner all over world
People Electric plays an active role in international trade and cooperation and improves brand image constantly. The company has established extensive economic and trade relationships with such regions and countries like Europe, America, Middle East, Africa, Hong Kong, Japan, Southeast Asia etc. By flexible modes of business operation including self-support, affiliation, proxy etc.
Contact us
Work with one of the largest and most capable suppliers of electric appliances. Send us an e-mail to learn more.
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