The VSG series solid sealed high-voltage vacuum circuit breaker is an indoor switchgear used in 12KV power systems. As a power grid equipment and a protection and control unit for power design in industrial and mining enterprises, it is suitable for switching various types of loads and frequent operations, as well as situations where short-circuit currents are disconnected multiple times.
| Serial number | Name | Unit | Technical parameters | |
| 1 | Rated insulation level | Rated voltage | kV | 12 |
| 1min Power frequency withstand voltage | kV | 42 | ||
| 2 | Lightning impulse withstand voltage (full wave) | kV | 75 | |
| 3 | Rated voltage | Hz | 50 | |
| 4 | Rated current | A | 3150 | |
| 5 | Short-time withstand current | kA | 40 | |
| 6 | Rated peak withstand current | kA | 100 | |
The VSG series solid sealed high-voltage vacuum circuit breaker has fewer fasteners, simple assembly, high reliability and applicability, and long service life. Prevent the vacuum isolation chamber from being affected by external impacts, dirt, and condensation, and ensure no phase to phase flashover.
High reliability: suitable for reclosing operations with various characteristics; All working conditions: adopting a vertical insulation cylinder to defend against various special environmental influences; Maintenance free: adopting solid insulation structure - integrated solid sealed pole;
Fully functional and versatile, it can be installed in a fixed or removable manner, and can also be installed on a frame for use; Standardized design has good interchangeability and strong universality, suitable for use in GBM-12.
Develop and produce intelligent digital switchgear systems for medium and low voltage distribution, providing a comprehensive solution for new power supply and distribution systems.