Breaking Capacity: | High Voltage Circuit Breakers |
---|---|
Operation: | Electric Type |
Speed: | Normal Type Circuit Breaker |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
No. | Name | Unit | Data | |||
1 | rated voltage | kV | 24 | |||
2 | rated frequency | Hz | 50 | |||
3 | rated insulation level | 1 min power frequency withstand voltage | kV | 65 | ||
rated lighting impluse withstand voltage | 125 | |||||
4 | rated current | A | 630 | 1250 | 1600 | |
5 | rated short circuit breaking current |
kA | 25 | 25/31.5 | 25/31.5 | |
6 | rated peak withstand current | kA | 63 | 63/80 | 63/80 | |
7 | rated short-time withstand current duration | s | 4 | |||
8 | clearance between open contacts | mm | 12±1 | |||
9 | Overtravel | mm | 3.5±0.5 | |||
10 | contact bouncing duration at closing opening | ms | ≤2 | |||
11 | out of simultaneity of CO operating of three poles | ms | ≤2 | |||
12 | opening time | ms | 20~50 | |||
13 | closing time | ms | 30~70 | |||
14 | average opening speed | m/s | 1.1~1.6 | |||
15 | average closing speed | m/s | 0.5~1.0 | |||
16 | main circuit resistance of each pole | cycle | 50 | 45 |