Item Name: ZW32-12 series Outdoor Vacuum Circuit Breaker
The ZW32 Outdoor HV Vacuum circuit braker is a kind of outdoor power distribution equipments on rated voltage 12KV, three-phase AC50Hz~60Hz, It is used for protecting and controlling distribution systems in transformer subsations and industrial and mining enterprises. It can also be used for frequently operation in country electric networks, And it can be used as a ring network power supply unit and terminal unit to distribute electric energy, control and protect electric equipments.
The ZW32 Outdoor HV Vacuum circuit braker is a kind of outdoor power distribution equipments on rated voltage 12KV, three-phase AC50Hz~60Hz, It is used for protecting and controlling distribution systems in transformer subsations and industrial and mining enterprises. It can also be used for frequently operation in country electric networks, And it can be used as a ring network power supply unit and terminal unit to distribute electric energy, control and protect electric equipments.
| Item | Unit | Data | |
| Rated Voltage | kV | 12 | |
| Rated Frequency | Hz | 50 | |
| Rated Current | A | 630 | |
| Rated short-circuit breaking current | kA | 20 | |
| Rated peak withstand current(peak) | 50 | ||
| Rated short-time withstand current | 20 | ||
| Rated short-circuit making current(peak) | 50 | ||
| Mechanical life | time | 10000 | |
| Breaking times of rated short-circuit | time | 30 | |
| Power frequency withstand voltage(1min) | Dry | kV | 42 |
| Wet | 34 | ||
| Lighting impulse withstand voltage (peak) | 75 | ||
| Over current trip rated current | A | 5 | |
| Rated operating order | O-0.3S-CO-180S-CO | ||
| Rated operating voltage | V | AC/DC220 | |
| Weight | kg | about 70 | |
Standard: Iec 6271-100&60694
