| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Manual Type |
|
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Vacuum Circuit Breaker
1. Handcart Type Indoor VCB, 2. Have 12kV, 24kV,40.5kV; 3. Have passed test,ISO 4. Safe,easy operation 5. long life,reliable
ZN63 (VS1) -12 Series type indoor high voltage vacuum circuit breaker is rated voltage 12kV, three-phase AC 50Hz Indoor high-voltage switchgear.
Vacuum interrupter
1.Ambient temperature: not higher than +40 °C, not less than -15°C
2. Altitude: not exceed 1000m.
3. Relative humidity: daily average of not more than 95%, month average of not more than 90%.
4. Earthquake intensity: not more than ten.
5. No fire, explosion hazard, serious filthy, chemical corrosion, as well as places of intense vibration.
Zhejiang Xiya Electric Equipment Co., Ltd. was founded in 1995, invest about more than RMB 10 million, one of the high-tech enterprise of production, sales, research and development. The company covers a land area of 5 acres. We are specialized in manufacturing dropout fuse cutout, zinc oxide arrester, isolating switch, lightning protection insulator, composite insulator, bushing and surge protector and complete sets of products. Our company has been elected to Two-Net reconstructing enterprise by Nation Economy & Trade Committee.
| NO |
Item |
Units |
parameters |
| 1 |
Rated voltage |
KV |
12 |
| 2 |
Rated Frequency |
HZ |
50 |
| 3 |
Rated Current |
A |
630.1250.1600.2000.3150 |
| 4 |
Rated short-circuit breaking current |
KA |
20 25 31.5 |
| 5 |
Rated short-circuit closing current (peak) |
KA |
50 63 80 |
| 6 |
Rated short-circuit duration |
S |
4 |
| 7 |
Rated short-circuit breaking current breaking number |
nos |
50s |
| 8 |
Rated operating sequence |
|
0-0.3s-CO-180s-CO |
| 9 |
Rated lightning impulse withstand voltage |
kv |
125 |
| 10 |
1min power frequency withstand voltage |
KV |
65 |
| 11 |
Closing time |
ms |
≤ 70 |
| 12 |
opening time |
ms |
≤ 50 |
| 13 |
Mechanical life |
Times |
20000 |
| 14 |
Rated Storage and operation voltage |
V |
AC DC 220/110 |
| 15 |
Breaking life |
ms |
≤ 80 |
| 16 |
Storage life |
s |
≤ 10 |
| No |
Item |
Unit |
Parameters |
| 1 |
Contact distance |
mm |
14±1 |
| 2 |
Contact Over-travel |
mm |
3.5±1 |
| 3 |
Closing speed |
m/s |
1.0±0.2 |
| 4 |
Opening speed |
m/s |
1.3±0.2 |
| 5 |
Contact closing spring time |
ms |
≤2 |
| 6 |
Rated contact pressure |
N |
20KA(2400±200) 25KA (2400±200) 31.5KA(3100±200) |
| 7 |
Three phase closing opening asynchrony |
ms |
≤2 |
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