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Outdoor High-Voltage Smart Vacuum Circuit Breaker – ZW32-12
Key Features
- No hazard of fire or explosion
- Moisture and condensation prevention
- Reliable mechanical interlock to prevent misoperation
- Spring mechanism and magnetic actuator mechanism available
- Manual and automatic energy storage and trip/close
Key Features
- No hazard of fire or explosion
- Moisture and condensation prevention
- Reliable mechanical interlock to prevent misoperation
- Spring mechanism and magnetic actuator mechanism available
- Manual and automatic energy storage and trip/close
Technical Parameters
| Item | Unit | Data | |
| Rated Voltage | kA | 12 | |
| Rated insulation level | 1 min power frequency withstand voltage | kA | 42 |
| Lighting impulse withstand voltage(peak) | kA | 75 | |
| Rated Current | A | 630,1250 | |
| Rated short-circuit breaking current | kA | 25 | |
| Rated short-circuit making current (peak) | kA | 63 | |
| Rated operating sequence | O-0.3s-CO-180s-CO | ||
| Out-of-phase breaking current | kA | 6.3 | |
| Rated short circuit duration | S | 4 | |
| Rated short-circuit current breaking times | Times | 30 | |
| Arcing time | ms | ≤15 | |
| Breaking time | ms | ≤80 | |
| Mechanical endurance | Times | 10000 | |
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