ZW8-12,ZW8-12G Series Outdoor High Vacuum Circuit Breaker
Minyang Group Co., Ltd. [China] 
Minimum Order: 0
Quality/Safety Certification: 0.00
ZW8-12 series vacuum circuit breaker is high voltage outdoor switch-gear with rated voltage 12KV.
ZW8-12 series vacuum circuit breaker is high voltage outdoor switch-gear with rated voltage 12KV. three-phase AC 50Hz, which is mainly useed for makng and breaking load current, short-circuit current rural network. city network and miniature power system.
| Number | ltem | Data | |||
| unit | 6.3KA | 12.5KA | 20KA | ||
| 1 | Rated voltage | KV | 12 | ||
| 2 | Rated current | A | 630 | ||
| 3 | Rated short circuit breaking current | KA | 6.3 | 12.5 | 20 |
| 4 | Rated short circuit making current(peak value) | KA | 16 | 31.5 | 50 |
| 5 | Rated peak value withstand current | KA | 16 | 31.5 | 50 |
| 6 | Rated short-time withstand current | KA | 6.3 | 12.5 | 20 |
| 7 | Rated insulation level 1min power frequency withstand voltage(dry type) | KV | 42 | ||
| 8 | Rated insulation level Lightning impulse voltage voltage(Peak value) | KV | 75 | ||
| 9 | Rated sequence of operations | O-0.3s-CO-180s-CO | |||
| 10 | Mechanical life | Time | 10000 | ||
| 11 | Breaking times of rated short-circuit breaking current | Time | 30 | ||
| 12 | Operating voltage | V | 110,220(AC or DC) | ||
