| Breaking Capacity: | High Voltage Circuit Breakers |
|---|---|
| Operation: | Electric Type |
| Speed: | High-Speed Circuit Breaker |
| Arc-extinguishing Medium: | Vacuum |
| Installation: | Fixed |
| Structure: | ACB |
| Samples: |
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| Customization: |
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VS1-12 indoor permanent magnet high voltage vacuum circuit breaker is an indoor switchgear for three-phase AC power system with rated voltage of 50Hz and 12kV. It is used as the protection and controlunit for power grid equipment and power equipment of industrial and mining enterprises.Suitable for frequent operation or multiple break short circuit current at rated operating current. The circuit breaker adopts the integrated design of operating mechanism and circuit breaker body, which can be used as a fixed installation unit, or equipped with a special propulsion mechanism to form a handcar unit.
| serial number | project | units | data | ||||||
| 1 | The rated voltage | KV | 12 | ||||||
| 2 | Rated frequency | Hz | 50 | ||||||
| 3 | Rated insulation level | Voltage withstand 1min power frequency | kA | It's 42/48 over the ground | |||||
| 4 | Lightning shock voltage (peak) | kA | 75/85 to the ground | ||||||
| 5 | The rated voltage | KV | 12 | ||||||
| 6 | Rated frequency | Hz | 50 | ||||||
| 7 | Rated insulation level | Voltage withstand 1min power frequency | kA | It's 42/48 over the ground | |||||
| Lightning shock voltage (peak) | kA | 75/85 to the ground | |||||||
| 8 | Rated short circuit breaking current | kA | 20 | 25 | 31.5 | 40 | |||
| 9 | Rated current | A | 630 | 630 | 1250 | 1600 | 1250 | 1600 | |
| A | 1250 | 1250 | 2000 | 2500 | 2000 | 2500 | |||
| 10 | Rated short-time tolerable current (effective value) | kA | 20 | 25 | 31.5 | 40 | |||
| 11 | Rated peak tolerable current (peak) | kA | 50 | 63 | 80 | 100 | |||
| 12 | Rated short circuit closing current (peak) | 50 | 63 | 80 | 100 | ||||
| 13 | Rated short circuit current duration | S | 4 | ||||||
| 14 | Mechanical life | next | 20000 | ||||||
| 15 | Power frequency withstand voltage of secondary circuit (1min) | V | 2000 | ||||||
| 16 | Rated sequence of operation | -T - Combined -T1 - Combined | |||||||
Suppliers with verified business licenses
Audited Supplier 
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