| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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| Main Technical Data | |
| Rated Voltage | 24kV |
| Rated Current | 800A |
| Rated Frequency | 50/60Hz |
| Rated Short-time power frequency withstand voltage(1min) | 60kV |
| Rated Lighting impulse withstand voltage | 125kv |
| Rated short-circuit breaking current | 16KA |
| Rated short-circuit making current(peak) | 40kA |
| Breaking operations of rated short circuit breaking current | 30 timies |
| Rated sigle capacitor bank breaking current | 400A |
| Rated short-time withstand current | 20kA |
| Rated peak withstand current | 50kA |
| Rated duration of short-circuit | 4s |
| Mechanica life | 20000times |
| Contact closing force due to bellows and atmosphere | 80±40N |
| Counterforce at rated contact stroke | 150±50N |
| Circuit resistance at rated contact force | ≤25μΩ |
| Shelf life | 20 years |
| Contact erosion limit | 3mm |
| Weight of moving parts | ≤0.4kg |
| Mechanical Data Required for matched vacuum switchgear | |
| Rated contact stroke | 11±1mm |
| Average opening speed | 1.0±0.25m/s |
| Average closing speed | 0.65±0.15m/s |
| Added contact force | 2000±100N |
| Contact bouncing duration at closing operation | ≤2ms |
| Contact bouncing bank amplitude of opening operation | ≤4mm |
| Three-pole simultaneity | ≤1ms |
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