| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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The VD4 vacuum circuit breaker is suitable for use in indoor open relationships with air insulationCentralized. As long as it is under normal conditions of use and the technical parameters of the circuit breakerInside, VD4 vacuum circuit breaker can meet the power grid in normal or accidentA variety of operations in the state, including closing and breaking short-circuit currents.
Vacuum circuit breakers require frequent operation and/or need to switch off short-circuit electricityIt has excellent performance in the case of flow. VD4 vacuum circuit breaker endIt fully meets the requirements of automatic reclosing and has a high level of operational reliabilityService life.
The VD4 vacuum circuit breaker can be installed in a fixed way in the switchgearIt can also be extractable, and can also be mounted on a frame.
| Type | Rated current | Symmetrical short-circuit interrupting current 1) | Asymmetrical short-circuit interrupting current 1) | Rated short-circuit closing current 1) | Rated short-circuit current withstand timev 3) | Phase spacing | Weight 2) |
| VD4.. | A | kA | kA | kA | s | mm | kg |
| 1206-25 | 630 | 25 | 27.3 | 63 | 4 | 150/210 | 85/90 |
| 1212-25 | 1250 | 150/210 | 87/92 | ||||
| 1216-25 | 1600 | 210/275 | 177/177 | ||||
| 1220-25 | 2000 | 210/275 | 177/177 | ||||
| 1225-25 | 2500 | 210/275 | 177/177 | ||||
| 1231-25 | 3150 | 275 | 177 | ||||
| 1240-25 | 4000 2) | 275 | 177 | ||||
| 1206-31 | 630 | 31.5 | 34.3 | 80 | 4 | 150/210 | 90/95 |
| 1212-31 | 1250 | 150/210 | 90/95 | ||||
| 1216-31 | 1600 | 210/275 | 177/177 | ||||
| 1220-31 | 2000 | 210/275 | 177/177 | ||||
| 1225-31 | 2500 | 210/275 | 177/177 | ||||
| 1231-31 | 3150 | 275 | 177 | ||||
| 1240-31 | 4000 2) | 275 | 177 | ||||
| 1212-40 | 1250 | 40 | 43.6 | 100 | 4 | 210/275 | 137/177 |
| 1216-40 | 1600 | 210/275 | 177/177 | ||||
| 1220-40 | 2000 | 210/275 | 177/177 | ||||
| 1225-40 | 2500 | 210/275 | 177/177 | ||||
| 1231-40 | 3150 | 275 | 177 | ||||
| 1240-40 | 4000 2) | 275 | 177 | ||||
| 1212-50 | 1250 | 50 | 54.5 | 125 | 4 | 210/275 | 177/177 |
| 1216-50 | 1600 | 210/275 | 177/177 | ||||
| 1220-50 | 2000 | 210/275 | 177/177 | ||||
| 1225-50 | 2500 | 275 | 177 | ||||
| 1231-50 | 3150 | 275 | 177 | ||||
| 1240-50 | 4000 2) | 275 | 177 | ||||
| 1212-50 | 1250 | 50 | 54.5 | 150 | 4 | 210/275 | 177/177 |
| 1216-50 | 1600 | 210/275 | 177/177 | ||||
| 1220-50 | 2000 | 210/275 | 177/177 | ||||
| 1225-50 | 2500 | 275 | 177 | ||||
| 1231-50 | 3150 | 275 | 177 | ||||
| 1240-50 | 4000 2) | 275 | 177 |
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