11KV 33KV 36KV Indoor or Outdoor High Voltage Vacuum Circuit Breaker Quality Choice
11KV 33KV 36KV Indoor or outdoor High voltage Vacuum Circuit Breaker
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 |
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